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Michael Roberts

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Mitsuyoshi Amita; Katsuyuki Adachi; Andrei Alexenko; R Michael Roberts; Laura C Schulz; Danny J Schust; Sunilima Sinha; Toshihiko Ezashi
Complete and unidirectional conversion of human embryonic stem cells to trophoblast by BMP4.
Cheryl S Rosenfeld; Paizlee T Sieli; Denise A Warzak; Mark R Ellersieck; Kathleen A Pennington; R Michael Roberts
Maternal exposure to bisphenol A and genistein has minimal effect on A(vy)/a offspring coat color but favors birth of agouti over nonagouti mice.
Scott A Williams; Gregory M Vandas; Denise A Warzak; Mark R Ellersieck; David C Geary; Eldin Jasarevic; R Michael Roberts; Cheryl S Rosenfeld
Effects of developmental bisphenol A exposure on reproductive-related behaviors in California mice (Peromyscus californicus): a monogamous animal model.

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2013: Mitsuyoshi Amita; Katsuyuki Adachi; Andrei Alexenko; R Michael Roberts; Laura C Schulz; Danny J Schust; Sunilima Sinha; Toshihiko Ezashi
Complete and unidirectional conversion of human embryonic stem cells to trophoblast by BMP4.
Proceedings of the National Academy of Sciences of the United States of America 2013;110(13):E1212-21.
2013: Cheryl S Rosenfeld; Paizlee T Sieli; Denise A Warzak; Mark R Ellersieck; Kathleen A Pennington; R Michael Roberts
Maternal exposure to bisphenol A and genistein has minimal effect on A(vy)/a offspring coat color but favors birth of agouti over nonagouti mice.
Proceedings of the National Academy of Sciences of the United States of America 2013;110(2):537-42.
2013: Scott A Williams; Gregory M Vandas; Denise A Warzak; Mark R Ellersieck; David C Geary; Eldin Jasarevic; R Michael Roberts; Cheryl S Rosenfeld
Effects of developmental bisphenol A exposure on reproductive-related behaviors in California mice (Peromyscus californicus): a monogamous animal model.
PloS one 2013;8(2):e55698.
2013: Eldin Jašarević; Kurunthachalam Kannan; Chunyang Liao; R Michael Roberts; Mark R Ellersieck; David C Geary; Gregory M Vandas; Scott A Williams; Cheryl S Rosenfeld
Sex and dose-dependent effects of developmental exposure to bisphenol A on anxiety and spatial learning in deer mice (Peromyscus maniculatus bairdii) offspring.
Hormones and behavior 2013;63(1):180-9.
2012: Pablo Bermejo-Alvarez; Cheryl S Rosenfeld; R Michael Roberts
Effect of maternal obesity on estrous cyclicity, embryo development and blastocyst gene expression in a mouse model.
Human reproduction (Oxford, England) 2012;27(12):3513-22.
2012: Toshihiko Ezashi; Bhanu Prakash V L Telugu; R Michael Roberts
Model systems for studying trophoblast differentiation from human pluripotent stem cells.
Cell and tissue research 2012;349(3):809-24.
2011: Toshihiko Ezashi; Haruyo Matsuyama; Bhanu Prakash V L Telugu; R Michael Roberts
Generation of colonies of induced trophoblast cells during standard reprogramming of porcine fibroblasts to induced pluripotent stem cells.
Biology of reproduction 2011;85(4):779-87.
2011: Eldin Jašarević; David C Geary; R Michael Roberts; Todd R Schachtman; Paizlee T Sieli; Erin E Twellman; Thomas H Welsh; Cheryl S Rosenfeld
Disruption of adult expression of sexually selected traits by developmental exposure to bisphenol A.
Proceedings of the National Academy of Sciences of the United States of America 2011;108(28):11715-20.
2011: Liang Zhou; Wei Wang; Yongqing Liu; Toshihiko Ezashi; Bhanu Prakash V L Telugu; R Michael Roberts; Henry J Kaplan; Juan Fernandez de Castro; Douglas C Dean
Differentiation of induced pluripotent stem cells of swine into rod photoreceptors and their integration into the retina.
Stem cells (Dayton, Ohio) 2011;29(6):972-80.
2011: Laura C Schulz; R Michael Roberts
Dynamic changes in leptin distribution in the progression from ovum to blastocyst of the pre-implantation mouse embryo.
Reproduction (Cambridge, England) 2011;141(6):767-77.
2011: R Michael Roberts; Susan J Fisher
Trophoblast stem cells.
Biology of reproduction 2011;84(3):412-21.
2011: R Michael Roberts; Mika Katayama; Scott R Magnuson; Michael T Falduto; Karen E O Torres
Transcript profiling of individual twin blastomeres derived by splitting two-cell stage murine embryos.
Biology of reproduction 2011;84(3):487-94.
2010: Mika Katayama; Mark R Ellersieck; R Michael Roberts
Development of monozygotic twin mouse embryos from the time of blastomere separation at the two-cell stage to blastocyst.
Biology of reproduction 2010;82(6):1237-47.
2010: Bhanu Prakash V L Telugu; Toshihiko Ezashi; R Michael Roberts
The promise of stem cell research in pigs and other ungulate species.
Stem cell reviews 2010;6(1):31-41.
2010: Bhanu Prakash V L Telugu; Toshihiko Ezashi; R Michael Roberts
Porcine induced pluripotent stem cells analogous to naïve and primed embryonic stem cells of the mouse.
The International journal of developmental biology 2010;54(11-12):1703-11.
2010: Mika Katayama; R Michael Roberts
The effect of superovulation on the contributions of individual blastomeres from 2-cell stage CF1 mouse embryos to the blastocyst.
The International journal of developmental biology 2010;54(4):675-81.
2009: R Michael Roberts; Bhanu Prakash V L Telugu; Toshihiko Ezashi
Induced pluripotent stem cells from swine (Sus scrofa): why they may prove to be important.
Cell cycle (Georgetown, Tex.) 2009;8(19):3078-81.
2009: Toshihiko Ezashi; Bhanu Prakash V L Telugu; Andrei Alexenko; Shrikesh Sachdev; Sunilima Sinha; R Michael Roberts
Derivation of induced pluripotent stem cells from pig somatic cells.
Proceedings of the National Academy of Sciences of the United States of America 2009;106(27):10993-8.
2009: Angela M Walker; Koji Kimura; R Michael Roberts
Expression of bovine interferon-tau variants according to sex and age of conceptuses.
Theriogenology 2009;72(1):44-53.
2009: T E Egen; Linda A Landon; R Michael Roberts; Alan D Ealy; Jonathan A Green
Autoimmunization of ewes against pregnancy-associated glycoproteins does not interfere with the establishment and maintenance of pregnancy.
Animal : an international journal of animal bioscience 2009;3(6):850-7.
2009: L C Schulz; E P Widmaier; Jing Qiu; R Michael Roberts
Effect of leptin on mouse trophoblast giant cells.
Biology of reproduction 2009;80(3):415-24.
2009: Angela M Walker; R Michael Roberts
Characterization of the bovine type I IFN locus: rearrangements, expansions, and novel subfamilies.
BMC genomics 2009;10():187.
2008: Suzanne D Westfall; Shrikesh Sachdev; Padmalaya Das; Leonard B Hearne; Mark Hannink; R Michael Roberts; Toshihiko Ezashi
Identification of oxygen-sensitive transcriptional programs in human embryonic stem cells.
Stem cells and development 2008;17(5):869-81.
2008: Debjani Ghosh; Gyan P Srivastava; Dong Xu; Laura C Schulz; R Michael Roberts
A link between SIN1 (MAPKAP1) and poly(rC) binding protein 2 (PCBP2) in counteracting environmental stress.
Proceedings of the National Academy of Sciences of the United States of America 2008;105(33):11673-8.
2008: Toshihiko Ezashi; Padmalaya Das; Rangan Gupta; Angela Walker; R Michael Roberts
The role of homeobox protein distal-less 3 and its interaction with ETS2 in regulating bovine interferon-tau gene expression-synergistic transcriptional activation with ETS2.
Biology of reproduction 2008;79(1):115-24.
2008: R Michael Roberts; Yizhen Chen; Toshihiko Ezashi; Angela M Walker
Interferons and the maternal-conceptus dialog in mammals.
Seminars in cell & developmental biology 2008;19(2):170-7.
2008: L C Schulz; Toshihiko Ezashi; Padmalaya Das; S D Westfall; K A Livingston; R Michael Roberts
Human embryonic stem cells as models for trophoblast differentiation.
Placenta 2008;29 Suppl A():S10-6.
2008: Padmalaya Das; Toshihiko Ezashi; Rangan Gupta; R Michael Roberts
Combinatorial roles of protein kinase A, Ets2, and 3',5'-cyclic-adenosine monophosphate response element-binding protein-binding protein/p300 in the transcriptional control of interferon-tau expression in a trophoblast cell line.
Molecular endocrinology (Baltimore, Md.) 2008;22(2):331-43.
2008: Emily D Fountain; Jiude Mao; Jeffrey Whyte; Kelly E Mueller; Mark R Ellersieck; Matthew J Will; R Michael Roberts; Ruth Macdonald; Cheryl S Rosenfeld
Effects of diets enriched in omega-3 and omega-6 polyunsaturated fatty acids on offspring sex-ratio and maternal behavior in mice.
Biology of reproduction 2008;78(2):211-7.
2008: Mark P Green; Lee Spate; Tina E Parks; Koji Kimura; Clifton N Murphy; JE Williams; Monty S Kerley; Jonathan A Green; Duane Keisler; R Michael Roberts
Nutritional skewing of conceptus sex in sheep: effects of a maternal diet enriched in rumen-protected polyunsaturated fatty acids (PUFA).
Reproductive biology and endocrinology : RB&E 2008;6():21.
2007: Padmalaya Das; Toshihiko Ezashi; Laura C Schulz; Suzanne D Westfall; Kimberly A Livingston; R Michael Roberts
Effects of fgf2 and oxygen in the bmp4-driven differentiation of trophoblast from human embryonic stem cells.
Stem cell research 2007;1(1):61-74.
2007: R Michael Roberts
Interferon-tau, a Type 1 interferon involved in maternal recognition of pregnancy.
Cytokine & growth factor reviews 2007;18(5-6):403-8.
2007: Andrei Alexenko; Jiude Mao; Mark R Ellersieck; Angela M Davis; Jeffrey Whyte; Cheryl S Rosenfeld; R Michael Roberts
The contrasting effects of ad libitum and restricted feeding of a diet very high in saturated fats on sex ratio and metabolic hormones in mice.
Biology of reproduction 2007;77(4):599-604.
2007: Yizhen Chen; Eric Antoniou; Zhilin Liu; Leonard B Hearne; R Michael Roberts
A microarray analysis for genes regulated by interferon-tau in ovine luminal epithelial cells.
Reproduction (Cambridge, England) 2007;134(1):123-35.
2007: Jeffrey Whyte; R Michael Roberts; Cheryl S Rosenfeld
Fluorescent in situ hybridization for sex chromosome determination before and after fertilization in mice.
Theriogenology 2007;67(5):1022-31.
2006: Anindita Chakrabarty; James A MacLean; Austin Hughes; R Michael Roberts; Jonathan A Green
Rapid evolution of the trophoblast kunitz domain proteins (TKDPs)-a multigene family in ruminant ungulates.
Journal of molecular evolution 2006;63(2):274-82.
2006: Anindita Chakrabarty; Jonathan A Green; R Michael Roberts
Origin and evolution of the TKDP gene family.
Gene 2006;373():35-43.
2006: Yizhen Chen; Jonathan A Green; Eric Antoniou; Alan D Ealy; Nagappan Mathialagan; Angela M Walker; Mary P Avalle; Cheryl S Rosenfeld; Leonard B Hearne; R Michael Roberts
Effect of interferon-tau administration on endometrium of nonpregnant ewes: a comparison with pregnant ewes.
Endocrinology 2006;147(5):2127-37.
2006: Jonathan A Green; R Michael Roberts
Establishment of an ELISA for the detection of native bovine pregnancy-associated glycoproteins secreted by trophoblast binucleate cells.
Methods in molecular medicine 2006;122():321-30.
2005: Mark P Green; Lee Spate; James A Bixby; Alan D Ealy; R Michael Roberts
A comparison of the anti-luteolytic activities of recombinant ovine interferon-alpha and -tau in sheep.
Biology of reproduction 2005;73(6):1087-93.
2005: Koji Kimura; Lee Spate; Mark P Green; R Michael Roberts
Effects of D-glucose concentration, D-fructose, and inhibitors of enzymes of the pentose phosphate pathway on the development and sex ratio of bovine blastocysts.
Molecular reproduction and development 2005;72(2):201-7.
2005: Debjani Ghosh; Shrikesh Sachdev; Mark Hannink; R Michael Roberts
Coordinate regulation of basal and cyclic 5'-adenosine monophosphate (cAMP)-activated expression of human chorionic gonadotropin-alpha by Ets-2 and cAMP-responsive element binding protein.
Molecular endocrinology (Baltimore, Md.) 2005;19(4):1049-66.
2005: Toshihiko Ezashi; Padmalaya Das; R Michael Roberts
Low O2 tensions and the prevention of differentiation of hES cells.
Proceedings of the National Academy of Sciences of the United States of America 2005;102(13):4783-8.
2005: Jonathan A Green; Tina E Parks; Mary Pavlo Avalle; Bhanu Prakash Telugu; April L McLain; A James Peterson; William McMillan; Nagappan Mathialagan; Reuel R Hook; Sancai Xie; R Michael Roberts
The establishment of an ELISA for the detection of pregnancy-associated glycoproteins (PAGs) in the serum of pregnant cows and heifers.
Theriogenology 2005;63(5):1481-503.
2005: Shu-Zong Wang; R Michael Roberts
The evolution of the Sin1 gene product, a little known protein implicated in stress responses and type I interferon signaling in vertebrates.
BMC evolutionary biology 2005;5():13.
2004: Shu-Zong Wang; R Michael Roberts
Interaction of stress-activated protein kinase-interacting protein-1 with the interferon receptor subunit IFNAR2 in uterine endometrium.
Endocrinology 2004;145(12):5820-31.
2004: Cheryl S Rosenfeld; R Michael Roberts
Maternal diet and other factors affecting offspring sex ratio: a review.
Biology of reproduction 2004;71(4):1063-70.
2004: Toshihiko Ezashi; R Michael Roberts
Regulation of interferon-tau (IFN-tau) gene promoters by growth factors that target the Ets-2 composite enhancer: a possible model for maternal control of IFN-tau production by the conceptus during early pregnancy.
Endocrinology 2004;145(10):4452-60.
2004: James A MacLean; R Michael Roberts; Jonathan A Green
Atypical Kunitz-type serine proteinase inhibitors produced by the ruminant placenta.
Biology of reproduction 2004;71(2):455-63.
2004: R Michael Roberts; Toshihiko Ezashi; Padmalaya Das
Trophoblast gene expression: transcription factors in the specification of early trophoblast.
Reproductive biology and endocrinology : RB&E 2004;2():47.
2004: Koji Kimura; Lee Spate; Mark P Green; R Michael Roberts
Effects of oxidative stress and inhibitors of the pentose phosphate pathway on sexually dimorphic production of IFN-tau by bovine blastocysts.
Molecular reproduction and development 2004;68(1):88-95.
2004: Koji Kimura; Lee Spate; Mark P Green; Clifton N Murphy; George E Seidel; R Michael Roberts
Sexual dimorphism in interferon-tau production by in vivo-derived bovine embryos.
Molecular reproduction and development 2004;67(2):193-9.
2003: Austin Hughes; Jonathan A Green; Helen Piontkivska; R Michael Roberts
Aspartic proteinase phylogeny and the origin of pregnancy-associated glycoproteins.
Molecular biology and evolution 2003;20(11):1940-5.
2003: James A MacLean; Anindita Chakrabarty; Sancai Xie; James A Bixby; R Michael Roberts; Jonathan A Green
Family of Kunitz proteins from trophoblast: expression of the trophoblast Kunitz domain proteins (TKDP) in cattle and sheep.
Molecular reproduction and development 2003;65(1):30-40.
2003: Cheryl S Rosenfeld; Kristie M Grimm; Kimberly A Livingston; Angela M Brokman; William E Lamberson; R Michael Roberts
Striking variation in the sex ratio of pups born to mice according to whether maternal diet is high in fat or carbohydrate.
Proceedings of the National Academy of Sciences of the United States of America 2003;100(8):4628-32.
2003: R Michael Roberts; Toshihiko Ezashi; Cheryl S Rosenfeld; Alan D Ealy; H Michael Kubisch
Evolution of the interferon tau genes and their promoters, and maternal-trophoblast interactions in control of their expression.
Reproduction (Cambridge, England) Supplement 2003;61():239-51.
2003: Debjani Ghosh; Toshihiko Ezashi; Michael C Ostrowski; R Michael Roberts
A central role for Ets-2 in the transcriptional regulation and cyclic adenosine 5'-monophosphate responsiveness of the human chorionic gonadotropin-beta subunit gene.
Molecular endocrinology (Baltimore, Md.) 2003;17(1):11-26.
2002: Cheryl S Rosenfeld; Chun-Sheng Han; Andrei Alexenko; Thomas E Spencer; R Michael Roberts
Expression of interferon receptor subunits, IFNAR1 and IFNAR2, in the ovine uterus.
Biology of reproduction 2002;67(3):847-53.
2001: Toshihiko Ezashi; Debjani Ghosh; R Michael Roberts
Repression of Ets-2-induced transactivation of the tau interferon promoter by Oct-4.
Molecular and cellular biology 2001;21(23):7883-91.
2001: X Chen; Cheryl S Rosenfeld; R Michael Roberts; Jonathan A Green
An aspartic proteinase expressed in the yolk sac and neonatal stomach of the mouse.
Biology of reproduction 2001;65(4):1092-101.
2001: B Szafranska; R Miura; Debjani Ghosh; Toshihiko Ezashi; Sancai Xie; R Michael Roberts; Jonathan A Green
Gene for porcine pregnancy-associated glycoprotein 2 (poPAG2): its structural organization and analysis of its promoter.
Molecular reproduction and development 2001;60(2):137-46.
2001: Marilynn A Larson; K Kimura; H Michael Kubisch; R Michael Roberts
Sexual dimorphism among bovine embryos in their ability to make the transition to expanded blastocyst and in the expression of the signaling molecule IFN-tau.
Proceedings of the National Academy of Sciences of the United States of America 2001;98(17):9677-82.
2001: HJ Do; JH Kim; Lalantha R Abeydeera; YM Han; RL Matteri; Jonathan A Green; R Michael Roberts; Billy N Day; Randall S Prather
Expression of pregnancy-associated glycoprotein 1 and 2 genes in in vivo, in vitro and parthenogenetically derived preimplantation pig embryos.
Zygote (Cambridge, England) 2001;9(3):245-50.
2001: C S Rosenfeld; J S Wagner; R Michael Roberts; D B Lubahn
Intraovarian actions of oestrogen.
Reproduction (Cambridge, England) 2001;122(2):215-26.
2001: Cheryl S Rosenfeld; R Michael Roberts; Dennis B Lubahn
Estrogen receptor- and aromatase-deficient mice provide insight into the roles of estrogen within the ovary and uterus.
Molecular reproduction and development 2001;59(3):336-46.
2001: Alan D Ealy; S F Larson; L Liu; Andrei Alexenko; G L Winkelman; H Michael Kubisch; James A Bixby; R Michael Roberts
Polymorphic forms of expressed bovine interferon-tau genes: relative transcript abundance during early placental development, promoter sequences of genes and biological activity of protein products.
Endocrinology 2001;142(7):2906-15.
2001: Chun-Sheng Han; Y Chen; Toshihiko Ezashi; R Michael Roberts
Antiviral activities of the soluble extracellular domains of type I interferon receptors.
Proceedings of the National Academy of Sciences of the United States of America 2001;98(11):6138-43.
2001: H Michael Kubisch; Marilynn A Larson; Alan D Ealy; Clifton N Murphy; R Michael Roberts
Genetic and environmental determinants of interferon-tau secretion by in vivo- and in vitro-derived bovine blastocysts.
Animal reproduction science 2001;66(1-2):1-13.
2001: R Michael Roberts
The place of farm animal species in the new genomics world of reproductive biology.
Biology of reproduction 2001;64(2):409-17.
2000: Juana M Garbayo; Jonathan A Green; M Manikkam; Jean-François Beckers; David O Kiesling; Alan D Ealy; R Michael Roberts
Caprine pregnancy-associated glycoproteins (PAG): their cloning, expression, and evolutionary relationship to other PAG.
Molecular reproduction and development 2000;57(4):311-22.
2000: Andrei Alexenko; Alan D Ealy; James A Bixby; R Michael Roberts
A classification for the interferon-tau.
Journal of interferon & cytokine research : the official journal of the International Society for Interferon and Cytokine Research 2000;20(9):817-22.
2000: Austin Hughes; R Michael Roberts
Independent origin of IFN-alpha and IFN-beta in birds and mammals.
Journal of interferon & cytokine research : the official journal of the International Society for Interferon and Cytokine Research 2000;20(8):737-9.
2000: Jonathan A Green; Sancai Xie; X Quan; B Bao; X Gan; Nagappan Mathialagan; Jean-François Beckers; R Michael Roberts
Pregnancy-associated bovine and ovine glycoproteins exhibit spatially and temporally distinct expression patterns during pregnancy.
Biology of reproduction 2000;62(6):1624-31.
2000: Austin Hughes; Jonathan A Green; Juana M Garbayo; R Michael Roberts
Adaptive diversification within a large family of recently duplicated, placentally expressed genes.
Proceedings of the National Academy of Sciences of the United States of America 2000;97(7):3319-23.
1999: Andrei Alexenko; Alan D Ealy; R Michael Roberts
The cross-species antiviral activities of different IFN-tau subtypes on bovine, murine, and human cells: contradictory evidence for therapeutic potential.
Journal of interferon & cytokine research : the official journal of the International Society for Interferon and Cytokine Research 1999;19(12):1335-41.
1999: G L Winkelman; R Michael Roberts; A James Peterson; Andrei Alexenko; Alan D Ealy
Identification of the expressed forms of ovine interferon-tau in the periimplantation conceptus: sequence relationships and comparative biological activities.
Biology of reproduction 1999;61(6):1592-600.
1999: R Michael Roberts; Alan D Ealy; Andrei Alexenko; Chun-Sheng Han; Toshihiko Ezashi
Trophoblast interferons.
Placenta 1999;20(4):259-64.
1999: Jonathan A Green; Sancai Xie; B Szafranska; X Gan; A G Newman; K McDowell; R Michael Roberts
Identification of a new aspartic proteinase expressed by the outer chorionic cell layer of the equine placenta.
Biology of reproduction 1999;60(5):1069-77.
1998: R Michael Roberts; L Liu; Q Guo; Douglas W Leaman; James A Bixby
The evolution of the type I interferons.
Journal of interferon & cytokine research : the official journal of the International Society for Interferon and Cytokine Research 1998;18(10):805-16.
1998: Toshihiko Ezashi; Alan D Ealy; M C Ostrowski; R Michael Roberts
Control of interferon-tau gene expression by Ets-2.
Proceedings of the National Academy of Sciences of the United States of America 1998;95(14):7882-7.
1998: Alan D Ealy; Andrei Alexenko; Duane Keisler; R Michael Roberts
Loss of the signature six carboxyl amino acid tail from ovine interferon-tau does not affect biological activity.
Biology of reproduction 1998;58(6):1463-8.
1998: H Michael Kubisch; Marilynn A Larson; R Michael Roberts
Relationship between age of blastocyst formation and interferon-tau secretion by in vitro-derived bovine embryos.
Molecular reproduction and development 1998;49(3):254-60.
1998: Alan D Ealy; Jonathan A Green; Andrei Alexenko; Duane Keisler; R Michael Roberts
Different ovine interferon-tau genes are not expressed identically and their protein products display different activities.
Biology of reproduction 1998;58(2):566-73.
1998: Sancai Xie; J Green; R Michael Roberts
Expression of multiple genes for pregnancy-associated glycoproteins in the sheep placenta.
Advances in experimental medicine and biology 1998;436():195-200.
1998: J Green; Sancai Xie; X Gan; R Michael Roberts
An aspartic proteinase expressed in the equine placenta.
Advances in experimental medicine and biology 1998;436():163-7.
1998: Jonathan A Green; Sancai Xie; R Michael Roberts
Pepsin-related molecules secreted by trophoblast.
Reviews of reproduction 1998;3(1):62-9.
1997: Andrei Alexenko; Douglas W Leaman; J Li; R Michael Roberts
The antiproliferative and antiviral activities of IFN-tau variants in human cells.
Journal of interferon & cytokine research : the official journal of the International Society for Interferon and Cytokine Research 1997;17(12):769-79.
1997: Sancai Xie; J Green; B Bao; Jean-François Beckers; K E Valdez; L Hakami; R Michael Roberts
Multiple pregnancy-associated glycoproteins are secreted by day 100 ovine placental tissue.
Biology of reproduction 1997;57(6):1384-93.
1997: Sancai Xie; J Green; J B Bixby; B Szafranska; James DeMartini; S Hecht; R Michael Roberts
The diversity and evolutionary relationships of the pregnancy-associated glycoproteins, an aspartic proteinase subfamily consisting of many trophoblast-expressed genes.
Proceedings of the National Academy of Sciences of the United States of America 1997;94(24):12809-16.
1997: Chun-Sheng Han; Nagappan Mathialagan; S W Klemann; R Michael Roberts
Molecular cloning of ovine and bovine type I interferon receptor subunits from uteri, and endometrial expression of messenger ribonucleic acid for ovine receptors during the estrous cycle and pregnancy.
Endocrinology 1997;138(11):4757-67.
1997: L Liu; Douglas W Leaman; M Villalta; R Michael Roberts
Silencing of the gene for the alpha-subunit of human chorionic gonadotropin by the embryonic transcription factor Oct-3/4.
Molecular endocrinology (Baltimore, Md.) 1997;11(11):1651-8.
1997: George W Smith; P C Gentry; B Bao; D K Long; R Michael Roberts; Michael F Smith
Control of extracellular matrix remodelling within ovarian tissues: localization and regulation of gene expression of plasminogen activator inhibitor type-1 within the ovine corpus luteum.
Journal of reproduction and fertility 1997;110(1):107-14.
1997: J Y Duffy; M L Stallings-Mann; W E Trout; R Michael Roberts
Expression of a plasmin/trypsin Kunitz inhibitor by pig trophoblast.
Molecular reproduction and development 1997;46(4):443-9.
1997: R Michael Roberts; L Liu; Andrei Alexenko
New and atypical families of type I interferons in mammals: comparative functions, structures, and evolutionary relationships.
Progress in nucleic acid research and molecular biology 1997;56():287-325.
1997: K D Niswender; J Li; M R Powell; K R Loos; R Michael Roberts; Duane Keisler; Michael F Smith
Effect of variants of interferon-tau with mutations near the carboxyl terminus on luteal life span in sheep.
Biology of reproduction 1997;56(1):214-20.
1997: H Michael Kubisch; Marilynn A Larson; Peggy A Eichen; J M Wilson; R Michael Roberts
Adenovirus-mediated gene transfer by perivitelline microinjection of mouse, rat, and cow embryos.
Biology of reproduction 1997;56(1):119-24.
1996: L Liu; Douglas W Leaman; R Michael Roberts
The interferon-tau genes of the giraffe, a nonbovid species.
Journal of interferon & cytokine research : the official journal of the International Society for Interferon and Cytokine Research 1996;16(11):949-51.
1996: K Guruprasad; Tom L Blundell; Sancai Xie; J Green; B Szafranska; R J Nagel; Karen J McDowell; C B Baker; R Michael Roberts
Comparative modelling and analysis of amino acid substitutions suggests that the family of pregnancy-associated glycoproteins includes both active and inactive aspartic proteinases.
Protein engineering 1996;9(10):849-56.
1996: L Liu; R Michael Roberts
Silencing of the gene for the beta subunit of human chorionic gonadotropin by the embryonic transcription factor Oct-3/4.
The Journal of biological chemistry 1996;271(28):16683-9.
1996: L Liu; Douglas W Leaman; J A Bixby; R Michael Roberts
A type I ovine interferon with limited similarity to IFN-alpha, IFN-omega and IFN-tau: gene structure, biological properties and unusual species specificity.
Biochimica et biophysica acta 1996;1294(1):55-62.
1996: R Michael Roberts; Sancai Xie; Nagappan Mathialagan
Maternal recognition of pregnancy.
Biology of reproduction 1996;54(2):294-302.
1996: George W Smith; P C Gentry; D K Long; Michael F Smith; R Michael Roberts
Differential gene expression within the ovine corpus luteum: identification of secreted protein acidic and rich in cysteine as a major secretory product of small but not large luteal cells.
Endocrinology 1996;137(2):755-62.
1996: Sancai Xie; R J Nagel; J Green; Jean-François Beckers; R Michael Roberts
Trophoblast-specific processing and phosphorylation of pregnancy-associated glycoprotein-1 in day 15 to 25 sheep placenta.
Biology of reproduction 1996;54(1):122-9.
1996: George W Smith; P C Gentry; R Michael Roberts; Michael F Smith
Ontogeny and regulation of luteinizing hormone receptor messenger ribonucleic acid within the ovine corpus luteum.
Biology of reproduction 1996;54(1):76-83.
1995: H Michael Kubisch; Marilynn A Larson; H Funahashi; Billy N Day; R Michael Roberts
Pronuclear visibility, development and transgene expression in IVM/IVF-derived porcine embryos.
Theriogenology 1995;44(3):391-401.
1995: J Li; Andrei Alexenko; R Michael Roberts
A bifunctional vector suitable for both site-directed mutagenesis and recombinant expression of interferon-tau in Escherichia coli.
Protein expression and purification 1995;6(4):401-7.
1995: Sancai Xie; J Green; Jean-François Beckers; R Michael Roberts
The gene encoding bovine pregnancy-associated glycoprotein-1, an inactive member of the aspartic proteinase family.
Gene 1995;159(2):193-7.
1995: B Szafranska; Sancai Xie; J Green; R Michael Roberts
Porcine pregnancy-associated glycoproteins: new members of the aspartic proteinase gene family expressed in trophectoderm.
Biology of reproduction 1995;53(1):21-8.
1995: H Michael Kubisch; J J Hernandez-Ledezma; Marilynn A Larson; J D Sikes; R Michael Roberts
Expression of two transgenes in in vitro matured and fertilized bovine zygotes after DNA microinjection.
Journal of reproduction and fertility 1995;104(1):133-9.
1995: R Michael Roberts; Nagappan Mathialagan; J Y Duffy; G W Smith
Regulation and regulatory role of proteinase inhibitors.
Critical reviews in eukaryotic gene expression 1995;5(3-4):385-436.
1995: R Michael Roberts; Sancai Xie; R J Nagel; B Low; J Green; Jean-François Beckers
Glycoproteins of the aspartyl proteinase gene family secreted by the developing placenta.
Advances in experimental medicine and biology 1995;362():231-40.
1994: Sancai Xie; B G Low; R J Nagel; Jean-François Beckers; R Michael Roberts
A novel glycoprotein of the aspartic proteinase gene family expressed in bovine placental trophectoderm.
Biology of reproduction 1994;51(6):1145-53.
1994: J Li; R Michael Roberts
Structure-function relationships in the interferon-tau (IFN-tau). Changes in receptor binding and in antiviral and antiproliferative activities resulting from site-directed mutagenesis performed near the carboxyl terminus.
The Journal of biological chemistry 1994;269(40):24826-33.
1994: M L Stallings-Mann; M G Burke; W E Trout; R Michael Roberts
Purification, characterization, and cDNA cloning of a Kunitz-type proteinase inhibitor secreted by the porcine uterus.
The Journal of biological chemistry 1994;269(39):24090-4.
1994: Nagappan Mathialagan; R Michael Roberts
A role for cytokines in early pregnancy.
Indian journal of physiology and pharmacology 1994;38(3):153-62.
1994: J Li; R Michael Roberts
Interferon-tau and interferon-alpha interact with the same receptors in bovine endometrium. Use of a readily iodinatable form of recombinant interferon-tau for binding studies.
The Journal of biological chemistry 1994;269(18):13544-50.
1994: Douglas W Leaman; J C Cross; R Michael Roberts
Multiple regulatory elements are required to direct trophoblast interferon gene expression in choriocarcinoma cells and trophectoderm.
Molecular endocrinology (Baltimore, Md.) 1994;8(4):456-68.
1994: K K Kramer; J Y Duffy; S W Klemann; J A Bixby; B G Low; W F Pope; R Michael Roberts
Selective cloning of cDNA for secretory proteins of early embryos. Identification of a transiently expressed kunitz domain protein from preimplantation sheep trophoblast.
The Journal of biological chemistry 1994;269(10):7255-61.
1994: Jean-François Beckers; R Michael Roberts; A P Zoli; F Ectors; J Derivaux
[Molecules of the family of aspartic proteinases in the placenta of ruminants: hormones or proteins?].
Bulletin et mémoires de l'Académie royale de médecine de Belgique 1994;149(8-11):355-64; discussion 364-7.
1993: P Ling; R Michael Roberts
Overexpression of uteroferrin, a lysosomal acid phosphatase found in porcine uterine secretions, results in its high rate of secretion from transfected fibroblasts.
Biology of reproduction 1993;49(6):1317-27.
1993: J J Hernandez-Ledezma; Nagappan Mathialagan; C Villanueva; J D Sikes; R Michael Roberts
Expression of bovine trophoblast interferons by in vitro-derived blastocysts is correlated with their morphological quality and stage of development.
Molecular reproduction and development 1993;36(1):1-6.
1993: J L Juengel; K Imakawa; Peter W Farin; Robert S Youngquist; R Michael Roberts; Michael F Smith; HA Garverick
Detection of mRNA for inhibin alpha- and beta A-subunits in bovine ovarian tissues and the effect of in vivo administration of GNRH.
Domestic animal endocrinology 1993;10(3):207-18.
1993: M L Stallings-Mann; W E Trout; R Michael Roberts
Porcine uterine retinol-binding proteins are identical gene products to the serum retinol-binding protein.
Biology of reproduction 1993;48(5):998-1005.
1993: P Ling; R Michael Roberts
Uteroferrin and intracellular tartrate-resistant acid phosphatases are the products of the same gene.
The Journal of biological chemistry 1993;268(10):6896-902.
1993: R Michael Roberts; S Xie; W E Trout
Embryo-uterine interactions in pigs during week 2 of pregnancy.
Journal of reproduction and fertility. Supplement 1993;48():171-86.
1992: J J Hernandez-Ledezma; J D Sikes; Clifton N Murphy; A J Watson; G A Schultz; R Michael Roberts
Expression of bovine trophoblast interferon in conceptuses derived by in vitro techniques.
Biology of reproduction 1992;47(3):374-80.
1992: Nagappan Mathialagan; J A Bixby; R Michael Roberts
Expression of interleukin-6 in porcine, ovine, and bovine preimplantation conceptuses.
Molecular reproduction and development 1992;32(4):324-30.
1992: R Michael Roberts; J C Cross; Douglas W Leaman
Interferons as hormones of pregnancy.
Endocrine reviews 1992;13(3):432-52.
1992: W E Trout; J A Hall; M L Stallings-Mann; J M Galvin; Russell V Anthony; R Michael Roberts
Steroid regulation of the synthesis and secretion of retinol-binding protein by the uterus of the pig.
Endocrinology 1992;130(5):2557-64.
1992: R Michael Roberts; Douglas W Leaman; J C Cross
Role of interferons in maternal recognition of pregnancy in ruminants.
Proceedings of the Society for Experimental Biology and Medicine. Society for Experimental Biology and Medicine (New York, N.Y.) 1992;200(1):7-18.
1992: HA Garverick; M T Moser; Duane Keisler; S A Hamilton; R Michael Roberts; Michael F Smith
Luteal function after intrauterine infusion of recombinant bovine interferon-alpha I1 into postpartum beef cows expected to have short or normal luteal phases.
Journal of reproduction and fertility 1992;94(2):319-25.
1992: Douglas W Leaman; R Michael Roberts
Genes for the trophoblast interferons in sheep, goat, and musk ox and distribution of related genes among mammals.
Journal of interferon research 1992;12(1):1-11.
1992: Douglas W Leaman; J C Cross; R Michael Roberts
Genes for the trophoblast interferons and their distribution among mammals.
Reproduction, fertility, and development 1992;4(3):349-53.
1991: M Stallings-Mann; W E Trout; R Michael Roberts
A novel family of progesterone-induced, retinol-binding proteins from uterine secretions of the pig.
The Journal of biological chemistry 1991;266(34):23515.
1991: S C Xie; B G Low; R J Nagel; K K Kramer; Russell V Anthony; A P Zoli; Jean-François Beckers; R Michael Roberts
Identification of the major pregnancy-specific antigens of cattle and sheep as inactive members of the aspartic proteinase family.
Proceedings of the National Academy of Sciences of the United States of America 1991;88(22):10247-51.
1991: H Francis; Duane Keisler; R Michael Roberts
Induction of the synthesis of the pregnancy-specific protein p70 in the endometrium by intramuscular injection of recombinant bovine interferon-alpha I1 in nonpregnant ewes.
Journal of reproduction and fertility 1991;93(2):367-74.
1991: W E Trout; J J McDonnell; K K Kramer; G A Baumbach; R Michael Roberts
The retinol-binding protein of the expanding pig blastocyst: molecular cloning and expression in trophectoderm and embryonic disc.
Molecular endocrinology (Baltimore, Md.) 1991;5(10):1533-40.
1991: T R Hansen; J C Cross; Charlotte E Farin; K Imakawa; R Michael Roberts
Slowed transcription and rapid messenger RNA turnover contribute to a decline in synthesis of ovine trophoblast protein-1 during in vitro culture.
Biology of reproduction 1991;45(1):94-100.
1991: Charlotte E Farin; J C Cross; N A Tindle; Clifton N Murphy; Peter W Farin; R Michael Roberts
Induction of trophoblastic interferon expression in ovine blastocysts after treatment with double-stranded RNA.
Journal of interferon research 1991;11(3):151-7.
1991: J C Cross; R Michael Roberts
Constitutive and trophoblast-specific expression of a class of bovine interferon genes.
Proceedings of the National Academy of Sciences of the United States of America 1991;88(9):3817-21.
1991: R Michael Roberts
A role for interferons in early pregnancy.
BioEssays : news and reviews in molecular, cellular and developmental biology 1991;13(3):121-6.
1991: T R Hansen; Douglas W Leaman; J C Cross; Nagappan Mathialagan; J A Bixby; R Michael Roberts
The genes for the trophoblast interferons and the related interferon-alpha II possess distinct 5'-promoter and 3'-flanking sequences.
The Journal of biological chemistry 1991;266(5):3060-7.
1991: T K Schalue-Francis; Peter W Farin; J C Cross; Duane Keisler; R Michael Roberts
Effect of injected bovine interferon-alpha I1 on estrous cycle length and pregnancy success in sheep.
Journal of reproduction and fertility 1991;91(1):347-56.
1991: R Michael Roberts; S W Klemann; Douglas W Leaman; J A Bixby; J C Cross; Charlotte E Farin; K Imakawa; T R Hansen
The polypeptides and genes for ovine and bovine trophoblast protein-1.
Journal of reproduction and fertility. Supplement 1991;43():3-12.
1991: R Michael Roberts; J C Cross; Douglas W Leaman
Unique features of the trophoblast interferons.
Pharmacology & therapeutics 1991;51(3):329-45.
1990: S W Klemann; K Imakawa; R Michael Roberts
Sequence variability among ovine trophoblast interferon cDNA.
Nucleic acids research 1990;18(22):6724.
1990: S W Klemann; J Z Li; K Imakawa; J C Cross; H Francis; R Michael Roberts
The production, purification, and bioactivity of recombinant bovine trophoblast protein-1 (bovine trophoblast interferon).
Molecular endocrinology (Baltimore, Md.) 1990;4(10):1506-14.
1990: Charlotte E Farin; K Imakawa; T R Hansen; J J McDonnell; Clifton N Murphy; Peter W Farin; R Michael Roberts
Expression of trophoblastic interferon genes in sheep and cattle.
Biology of reproduction 1990;43(2):210-8.
1990: P R Nuttleman; R Michael Roberts
Transfer of iron from uteroferrin (purple acid phosphatase) to transferrin related to acid phosphatase activity.
The Journal of biological chemistry 1990;265(21):12192-9.
1990: M Kazemi; J F Amann; Duane Keisler; N H Ing; R Michael Roberts; G Morgan; F B Wooding
A progesterone-modulated, low-molecular-weight protein from the uterus of the sheep is associated with crystalline inclusion bodies in uterine epithelium and embryonic trophectoderm.
Biology of reproduction 1990;43(1):80-96.
1990: J C Cross; Charlotte E Farin; S F Sharif; R Michael Roberts
Characterization of the antiviral activity constitutively produced by murine conceptuses: absence of placental mRNAs for interferon alpha and beta.
Molecular reproduction and development 1990;26(2):122-8.
1990: Karen J McDowell; DC Sharp; Asgerally T. Fazleabas; R Michael Roberts
Two-dimensional polyacrylamide gel electrophoresis of proteins synthesized and released by conceptuses and endometria from pony mares.
Journal of reproduction and fertility 1990;89(1):107-15.
1990: P V Malathy; K Imakawa; R C Simmen; R Michael Roberts
Molecular cloning of the uteroferrin-associated protein, a major progesterone-induced serpin secreted by the porcine uterus, and the expression of its mRNA during pregnancy.
Molecular endocrinology (Baltimore, Md.) 1990;4(3):428-40.
1990: J Clawitter; W E Trout; M G Burke; S Araghi; R Michael Roberts
A novel family of progesterone-induced, retinol-binding proteins from uterine secretions of the pig.
The Journal of biological chemistry 1990;265(6):3248-55.
1990: R Michael Roberts; J C Cross; Charlotte E Farin; T R Hansen; S W Klemann; K Imakawa
Interferons at the placental interface.
Journal of reproduction and fertility. Supplement 1990;41():63-74.
1990: R Michael Roberts; Charlotte E Farin; J C Cross
Trophoblast proteins and maternal recognition of pregnancy.
Oxford reviews of reproductive biology 1990;12():147-80.
1989: N H Ing; H Francis; J J McDonnell; J F Amann; R Michael Roberts
Progesterone induction of the uterine milk proteins: major secretory proteins of sheep endometrium.
Biology of reproduction 1989;41(4):643-54.
1989: R Michael Roberts
A novel group of interferons associated with the early ovine and bovine embryo.
Journal of interferon research 1989;9(4):373-8.
1989: Charlotte E Farin; K Imakawa; R Michael Roberts
In situ localization of mRNA for the interferon, ovine trophoblast protein-1, during early embryonic development of the sheep.
Molecular endocrinology (Baltimore, Md.) 1989;3(7):1099-107.
1989: Y Niwano; T R Hansen; M Kazemi; P V Malathy; H D Johnson; R Michael Roberts; K Imakawa
Suppression of T-lymphocyte blastogenesis by ovine trophoblast protein-1 and human interferon-alpha may be independent of interleukin-2 production.
American journal of reproductive immunology (New York, N.Y. : 1989) 1989;20(1):21-6.
1989: J C Cross; R Michael Roberts
Porcine conceptuses secrete an interferon during the preattachment period of early pregnancy.
Biology of reproduction 1989;40(5):1109-18.
1989: T R Hansen; M Kazemi; Duane Keisler; P V Malathy; K Imakawa; R Michael Roberts
Complex binding of the embryonic interferon, ovine trophoblast protein-1, to endometrial receptors.
Journal of interferon research 1989;9(2):215-25.
1989: R Michael Roberts; K Imakawa; Y Niwano; M Kazemi; P V Malathy; T R Hansen; A A Glass; L H Kronenberg
Interferon production by the preimplantation sheep embryo.
Journal of interferon research 1989;9(2):175-87.
1989: S F Sharif; H Francis; Duane Keisler; R Michael Roberts
Correlation between the release of ovine trophoblast protein-1 by the conceptus and the production of polypeptides by the maternal endometrium of ewes.
Journal of reproduction and fertility 1989;85(2):471-6.
1989: R Michael Roberts
Conceptus interferons and maternal recognition of pregnancy.
Biology of reproduction 1989;40(3):449-52.
1989: S H Allen; P R Nuttleman; C M Ketcham; R Michael Roberts
Purification and characterization of human bone tartrate-resistant acid phosphatase.
Journal of bone and mineral research : the official journal of the American Society for Bone and Mineral Research 1989;4(1):47-55.
1989: K Imakawa; R Michael Roberts
Interferons and maternal recognition of pregnancy.
Progress in clinical and biological research 1989;294():347-58.
1989: K Imakawa; T R Hansen; P V Malathy; Russell V Anthony; H G Polites; Keith Marotti; R Michael Roberts
Molecular cloning and characterization of complementary deoxyribonucleic acids corresponding to bovine trophoblast protein-1: a comparison with ovine trophoblast protein-1 and bovine interferon-alpha II.
Molecular endocrinology (Baltimore, Md.) 1989;3(1):127-39.
1988: T R Hansen; K Imakawa; H G Polites; Keith Marotti; Russell V Anthony; R Michael Roberts
Interferon RNA of embryonic origin is expressed transiently during early pregnancy in the ewe.
The Journal of biological chemistry 1988;263(26):12801-4.
1988: M Kazemi; P V Malathy; Duane Keisler; R Michael Roberts
Ovine trophoblast protein-1 and bovine trophoblast protein-1 are present as specific components of uterine flushings of pregnant ewes and cows.
Biology of reproduction 1988;39(2):457-63.
1988: Russell V Anthony; S D Helmer; S F Sharif; R Michael Roberts; Peter J Hansen; W W Thatcher; F W Bazer
Synthesis and processing of ovine trophoblast protein-1 and bovine trophoblast protein-1, conceptus secretory proteins involved in the maternal recognition of pregnancy.
Endocrinology 1988;123(3):1274-80.
1988: R Michael Roberts; F W Bazer
The functions of uterine secretions.
Journal of reproduction and fertility 1988;82(2):875-92.
1987: K Imakawa; Russell V Anthony; M Kazemi; Keith Marotti; H G Polites; R Michael Roberts
Interferon-like sequence of ovine trophoblast protein secreted by embryonic trophectoderm.
Nature 1987;330(6146):377-9.
1987: R Michael Roberts; M K Murray; M G Burke; C M Ketcham; F W Bazer
Hormonal control and function of secretory proteins.
Advances in experimental medicine and biology 1987;230():137-50.
1982: M T Zavy; W R Clark; DC Sharp; R Michael Roberts; F W Bazer
Comparison of glucose, fructose, ascorbic acid and glucosephosphate isomerase enzymatic activity in uterine flushings from nonpregnant and pregnant gilts and pony mares.
Biology of reproduction 1982;27(5):1147-58.
1982: M T Zavy; DC Sharp; F W Bazer; Asgerally T. Fazleabas; F Sessions; R Michael Roberts
Identification of stage-specific and hormonally induced polypeptides in the uterine protein secretions of the mare during the oestrous cycle and pregnancy.
Journal of reproduction and fertility 1982;64(1):199-207.
1982: Karen J McDowell; DC Sharp; Asgerally T. Fazleabas; R Michael Roberts; F W Bazer
Partial characterization of the equine uteroferrin-like protein.
Journal of reproduction and fertility. Supplement 1982;32():329-34.