Rajiv Kumar

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Craig Theodore A; Sommer Stacy L; Beito Thomas G; Kumar Rajiv
Production and characterization of monoclonal antibodies to human sclerostin.
Steensma David P; Neiger Jessemy D; Porcher Julie C; Keats J Jonathan; Bergsagel P Leif; Dennis Thomas R; Knudson Ryan A; Jenkins Robert B; Santana-Davila Rafael; Kumar Rajiv; Ketterling Rhett P
Rearrangements and amplification of IER3 (IEX-1) represent a novel and recurrent molecular abnormality in myelodysplastic syndromes.
Kumar Rajiv
Phosphate sensing.

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All Publications

2009: Craig Theodore A; Sommer Stacy L; Beito Thomas G; Kumar Rajiv
Production and characterization of monoclonal antibodies to human sclerostin.
Hybridoma (2005) 2009;28(5):377-81.
2009: Steensma David P; Neiger Jessemy D; Porcher Julie C; Keats J Jonathan; Bergsagel P Leif; Dennis Thomas R; Knudson Ryan A; Jenkins Robert B; Santana-Davila Rafael; Kumar Rajiv; Ketterling Rhett P
Rearrangements and amplification of IER3 (IEX-1) represent a novel and recurrent molecular abnormality in myelodysplastic syndromes.
Cancer research 2009;69(19):7518-23.
2009: Kumar Rajiv
Phosphate sensing.
Current opinion in nephrology and hypertension 2009;18(4):281-4.
2009: Seegmiller Jesse C; Barnidge David R; Burns Bradley E; Larson Timothy S; Lieske John C; Kumar Rajiv
Quantification of urinary albumin by using protein cleavage and LC-MS/MS.
Clinical chemistry 2009;55(6):1100-7.
2009: Berndt Theresa; Kumar Rajiv
Novel mechanisms in the regulation of phosphorus homeostasis.
Physiology (Bethesda, Md.) 2009;24():17-25.
2008: Shaikh Aisha; Seegmiller Jesse C; Borland Timothy M; Burns Bradley E; Ladwig Paula M; Singh Ravinder J; Kumar Rajiv; Larson Timothy S; Lieske John C
Comparison between immunoturbidimetry, size-exclusion chromatography, and LC-MS to quantify urinary albumin.
Clinical chemistry 2008;54(9):1504-10.
2008: Craig Theodore A; Sommer Stacy; Sussman Caroline R; Grande Joseph P; Kumar Rajiv
Expression and regulation of the vitamin D receptor in the zebrafish, Danio rerio.
Journal of bone and mineral research : the official journal of the American Society for Bone and Mineral Research 2008;23(9):1486-96.
2008: Shaikh Aisha; Berndt Theresa; Kumar Rajiv
Regulation of phosphate homeostasis by the phosphatonins and other novel mediators.
Pediatric nephrology (Berlin, Germany) 2008;23(8):1203-10.
2008: Lieske John C; Kumar Rajiv; Collazo-Clavell Maria L
Nephrolithiasis after bariatric surgery for obesity.
Seminars in nephrology 2008;28(2):163-73.
2008: Thomas Leslie; Kumar Rajiv
Control of renal solute excretion by enteric signals and mediators.
Journal of the American Society of Nephrology : JASN 2008;19(2):207-12.
2007: Kumar R; Serrette J M; Khan S H; Miller A L; Thompson E B
Effects of different osmolytes on the induced folding of the N-terminal activation domain (AF1) of the glucocorticoid receptor.
Archives of biochemistry and biophysics 2007;465(2):452-60.
2007: Sinha M K; Collazo-Clavell M L; Rule A; Milliner D S; Nelson W; Sarr M G; Kumar R; Lieske J C
Hyperoxaluric nephrolithiasis is a complication of Roux-en-Y gastric bypass surgery.
Kidney international 2007;72(1):100-7.
2007: Berndt Theresa J; Craig Theodore A; McCormick Daniel J; Lanske Beate; Sitara Despina; Razzaque Mohammed S; Pragnell Marlon; Bowe Ann E; O'Brien Stephen P; Schiavi Susan C; Kumar Rajiv
Biological activity of FGF-23 fragments.
Pflügers Archiv : European journal of physiology 2007;454(4):615-23.
2007: Berndt Theresa; Thomas Leslie F; Craig Theodore A; Sommer Stacy; Li Xujian; Bergstralh Eric J; Kumar Rajiv
Evidence for a signaling axis by which intestinal phosphate rapidly modulates renal phosphate reabsorption.
Proceedings of the National Academy of Sciences of the United States of America 2007;104(26):11085-90.
2007: Griffin Matthew D; Dong Xiangyang; Kumar Rajiv
Vitamin D receptor-mediated suppression of RelB in antigen presenting cells: a paradigm for ligand-augmented negative transcriptional regulation.
Archives of biochemistry and biophysics 2007;460(2):218-26.
2006: Ryan Zachary C; Craig Theodore A; Venyaminov Sergei Yu; Thompson James R; Kumar Rajiv
Biophysical properties of the extra-cellular domain of the calcium-sensing receptor.
Biochemical and biophysical research communications 2006;349(1):339-44.
2006: Craig Theodore A; Benson Linda M; Bergen H Robert; Venyaminov Sergei Y; Salisbury Jeffrey L; Ryan Zachary C; Thompson James R; Sperry Justin; Gross Michael L; Kumar Rajiv
Metal-binding properties of human centrin-2 determined by micro-electrospray ionization mass spectrometry and UV spectroscopy.
Journal of the American Society for Mass Spectrometry 2006;17(8):1158-71.
2006: Kojetin Douglas J; Venters Ronald A; Kordys David R; Thompson Richele J; Kumar Rajiv; Cavanagh John
Structure, binding interface and hydrophobic transitions of Ca2+-loaded calbindin-D(28K).
Nature structural & molecular biology 2006;13(7):641-7.
2006: Thompson James R; Ryan Zachary C; Salisbury Jeffrey L; Kumar Rajiv
The structure of the human centrin 2-xeroderma pigmentosum group C protein complex.
The Journal of biological chemistry 2006;281(27):18746-52.
2006: Kumar R
The phosphatonins and the regulation of phosphate homeostasis.
Annales d'endocrinologie 2006;67(2):142-6.
2006: Sommer Stacy L; Berndt Theresa J; Frank Elena; Patel Jeetendra B; Redfield Margaret M; Dong Xiangyang; Griffin Matthew D; Grande Joseph P; van Deursen Jan M A; Sieck Gary C; Romero Juan C; Kumar Rajiv
Elevated blood pressure and cardiac hypertrophy after ablation of the gly96/IEX-1 gene.
Journal of applied physiology (Bethesda, Md. : 1985) 2006;100(2):707-16.
2006: Berndt Theresa J; Bielesz Bernhard; Craig Theodore A; Tebben Peter J; Bacic Desa; Wagner Carsten A; O'Brien Stephen; Schiavi Susan; Biber Jurg; Murer Heini; Kumar Rajiv
Secreted frizzled-related protein-4 reduces sodium-phosphate co-transporter abundance and activity in proximal tubule cells.
Pflügers Archiv : European journal of physiology 2006;451(4):579-87.
2006: Pande Sangeeta; Ritter Cynthia S; Rothstein Marcos; Wiesen Karen; Vassiliadis John; Kumar Rajiv; Schiavi Susan C; Slatapolsky Eduardo; Brown Alex J
FGF-23 and sFRP-4 in chronic kidney disease and post-renal transplantation.
Nephron. Physiology 2006;104(1):p23-32.
2005: Berndt Theresa J; Schiavi Susan; Kumar Rajiv
"Phosphatonins" and the regulation of phosphorus homeostasis.
American journal of physiology. Renal physiology 2005;289(6):F1170-82.
2005: Dong Xiangyang; Lutz Ward; Schroeder Tania M; Bachman Lori A; Westendorf Jennifer J; Kumar Rajiv; Griffin Matthew D
Regulation of relB in dendritic cells by means of modulated association of vitamin D receptor and histone deacetylase 3 with the promoter.
Proceedings of the National Academy of Sciences of the United States of America 2005;102(44):16007-12.
2005: Griffin Matthew D; Kumar Rajiv
Multiple potential clinical benefits for 1alpha,25-dihydroxyvitamin D3 analogs in kidney transplant recipients.
The Journal of steroid biochemistry and molecular biology 2005;97(1-2):213-8.
2004: Kumar Rajiv; Lutz Ward; Frank Elena; Im Hee-Jeong
Immediate early gene X-1 interacts with proteins that modulate apoptosis.
Biochemical and biophysical research communications 2004;323(4):1293-8.
2004: Griffin Matthew D; Xing Nianzeng; Kumar Rajiv
Gene expression profiles in dendritic cells conditioned by 1alpha,25-dihydroxyvitamin D3 analog.
The Journal of steroid biochemistry and molecular biology 2004;89-90(1-5):443-8.
2004: Schiavi Susan C; Kumar Rajiv
The phosphatonin pathway: new insights in phosphate homeostasis.
Kidney international 2004;65(1):1-14.
2003: Dong Xiangyang; Craig Theodore; Xing Nianzeng; Bachman Lori A; Paya Carlos V; Weih Falk; McKean David J; Kumar Rajiv; Griffin Matthew D
Direct transcriptional regulation of RelB by 1alpha,25-dihydroxyvitamin D3 and its analogs: physiologic and therapeutic implications for dendritic cell function.
The Journal of biological chemistry 2003;278(49):49378-85.
2003: Berndt Theresa; Craig Theodore A; Bowe Ann E; Vassiliadis John; Reczek David; Finnegan Richard; Jan De Beur Suzanne M; Schiavi Susan C; Kumar Rajiv
Secreted frizzled-related protein 4 is a potent tumor-derived phosphaturic agent.
The Journal of clinical investigation 2003;112(5):785-94.
2003: Dong Xiangyang; Bachman Lori A; Kumar Rajiv; Griffin Matthew D
Generation of antigen-specific, interleukin-10-producing T-cells using dendritic cell stimulation and steroid hormone conditioning.
Transplant immunology 2003;11(3-4):323-33.
2003: Venters Ronald A; Benson Linda M; Craig Theodore A; Bagu John; Paul Keriann H; Kordys David R; Thompson Richele; Naylor Stephen; Kumar Rajiv; Cavanagh John
The effects of Ca(2+) binding on the conformation of calbindin D(28K): a nuclear magnetic resonance and microelectrospray mass spectrometry study.
Analytical biochemistry 2003;317(1):59-66.
2003: Lutz Ward; Frank Elena M; Craig Theodore A; Thompson Richele; Venters Ronald A; Kojetin Doug; Cavanagh John; Kumar Rajiv
Calbindin D28K interacts with Ran-binding protein M: identification of interacting domains by NMR spectroscopy.
Biochemical and biophysical research communications 2003;303(4):1186-92.
2003: Griffin Matthew D; Kumar Rajiv
Effects of 1alpha,25(OH)2D3 and its analogs on dendritic cell function.
Journal of cellular biochemistry 2003;88(2):323-6.
2003: Kumar Rajiv; Pittelkow Mark R; Salisbury Jeffrey L; Grande Joseph P; Im Hee-Jeong; Feldmann Kathrin A; Schilling David
A novel vitamin D-regulated immediate-early gene, IEX-1, alters cellular growth and apoptosis.
Recent results in cancer research. Fortschritte der Krebsforschung. Progrès dans les recherches sur le cancer 2003;164():123-34.
2003: Griffin Matthew D; Xing Nianzeng; Kumar Rajiv
Vitamin D and its analogs as regulators of immune activation and antigen presentation.
Annual review of nutrition 2003;23():117-45.
2002: Gurlek Alper; Pittelkow Mark R; Kumar Rajiv
Modulation of growth factor/cytokine synthesis and signaling by 1alpha,25-dihydroxyvitamin D(3): implications in cell growth and differentiation.
Endocrine reviews 2002;23(6):763-86.
2002: Xing Nianzeng; L Maldonado Monica L; Bachman Lori A; McKean David J; Kumar Rajiv; Griffin Matthew D
Distinctive dendritic cell modulation by vitamin D(3) and glucocorticoid pathways.
Biochemical and biophysical research communications 2002;297(3):645-52.
2002: Kumar Rajiv
New insights into phosphate homeostasis: fibroblast growth factor 23 and frizzled-related protein-4 are phosphaturic factors derived from tumors associated with osteomalacia.
Current opinion in nephrology and hypertension 2002;11(5):547-53.
2002: Kumar Rajiv
1Alpha,25-dihydroxyvitamin D(3) - not just a calciotropic hormone.
Nephron 2002;91(4):576-81.
2002: De Beur Suzanne M Jan; Finnegan Richard B; Vassiliadis John; Cook Brian; Barberio Dana; Estes Scott; Manavalan Partha; Petroziello Joseph; Madden Stephen L; Cho Justin Y; Kumar Rajiv; Levine Michael A; Schiavi Susan C
Tumors associated with oncogenic osteomalacia express genes important in bone and mineral metabolism.
Journal of bone and mineral research : the official journal of the American Society for Bone and Mineral Research 2002;17(6):1102-10.
2002: Im Hee-Jeong; Craig Theodore A; Pittelkow Mark R; Kumar Rajiv
Characterization of a novel hexameric repeat DNA sequence in the promoter of the immediate early gene, IEX-1, that mediates 1alpha,25-dihydroxyvitamin D(3)-associated IEX-1 gene repression.
Oncogene 2002;21(23):3706-14.
2002: Im Hee-Jeong; Pittelkow Mark R; Kumar Rajiv
Divergent regulation of the growth-promoting gene IEX-1 by the p53 tumor suppressor and Sp1.
The Journal of biological chemistry 2002;277(17):14612-21.
2002: Craig Theodore A; Benson Linda M; Venyaminov Sergei Yu; Klimtchuk Elena S; Bajzer Zeljko; Prendergast Franklyn G; Naylor Stephen; Kumar Rajiv
The metal-binding properties of DREAM: evidence for calcium-mediated changes in DREAM structure.
The Journal of biological chemistry 2002;277(13):10955-66.
2002: Nagel David; Kumar Rajiv
1 alpha,25-dihydroxyvitamin D3 increases TGF beta 1 binding to human osteoblasts.
Biochemical and biophysical research communications 2002;290(5):1558-63.
2001: Schilling D; Pittelkow M R; Kumar R
IEX-1, an immediate early gene, increases the rate of apoptosis in keratinocytes.
Oncogene 2001;20(55):7992-7.
2001: Kumar R
Glucocorticoid-induced osteoporosis.
Current opinion in nephrology and hypertension 2001;10(5):589-95.
2001: Bowe A E; Finnegan R; Jan de Beur S M; Cho J; Levine M A; Kumar R; Schiavi S C
FGF-23 inhibits renal tubular phosphate transport and is a PHEX substrate.
Biochemical and biophysical research communications 2001;284(4):977-81.
2001: Griffin M D; Lutz W; Phan V A; Bachman L A; McKean D J; Kumar R
Dendritic cell modulation by 1alpha,25 dihydroxyvitamin D3 and its analogs: a vitamin D receptor-dependent pathway that promotes a persistent state of immaturity in vitro and in vivo.
Proceedings of the National Academy of Sciences of the United States of America 2001;98(12):6800-5.
2001: Kumar R; Lee J C; Bolen D W; Thompson E B
The conformation of the glucocorticoid receptor af1/tau1 domain induced by osmolyte binds co-regulatory proteins.
The Journal of biological chemistry 2001;276(21):18146-52.
2001: Lutz W; Kohno K; Kumar R
The role of heat shock protein 70 in vitamin D receptor function.
Biochemical and biophysical research communications 2001;282(5):1211-9.
2001: Gurlek A; Kumar R
Regulation of osteoblast growth by interactions between transforming growth factor-beta and 1alpha,25-dihydroxyvitamin D3.
Critical reviews in eukaryotic gene expression 2001;11(4):299-317.
2000: Kumar R
Tumor-induced osteomalacia and the regulation of phosphate homeostasis.
Bone 2000;27(3):333-8.
2000: Lutz W; Burritt M F; Nixon D E; Kao P C; Kumar R
Zinc increases the activity of vitamin D-dependent promoters in osteoblasts.
Biochemical and biophysical research communications 2000;271(1):1-7.
2000: Griffin M D; Lutz W H; Phan V A; Bachman L A; McKean D J; Kumar R
Potent inhibition of dendritic cell differentiation and maturation by vitamin D analogs.
Biochemical and biophysical research communications 2000;270(3):701-8.
1999: Kumar R; Baskakov I V; Srinivasan G; Bolen D W; Lee J C; Thompson E B
Interdomain signaling in a two-domain fragment of the human glucocorticoid receptor.
The Journal of biological chemistry 1999;274(35):24737-41.
1999: Baskakov I V; Kumar R; Srinivasan G; Ji Y S; Bolen D W; Thompson E B
Trimethylamine N-oxide-induced cooperative folding of an intrinsically unfolded transcription-activating fragment of human glucocorticoid receptor.
The Journal of biological chemistry 1999;274(16):10693-6.
1999: Johnson K L; Veenstra T D; Londowski J M; Tomlinson A J; Kumar R; Naylor S
On-line sample clean-up and chromatography coupled with electrospray ionization mass spectrometry to characterize the primary sequence and disulfide bond content of recombinant calcium binding proteins.
Biomedical chromatography : BMC 1999;13(1):37-45.
1998: Kumar R; Kobayashi T; Warner G M; Wu Y; Salisbury J L; Lingle W; Pittelkow M R
A novel immediate early response gene, IEX-1, is induced by ultraviolet radiation in human keratinocytes.
Biochemical and biophysical research communications 1998;253(2):336-41.
1998: Kobayashi T; Pittelkow M R; Warner G M; Squillace K A; Kumar R
Regulation of a novel immediate early response gene, IEX-1, in keratinocytes by 1alpha,25-dihydroxyvitamin D3.
Biochemical and biophysical research communications 1998;251(3):868-73.
1998: Veenstra T D; Tomlinson A J; Benson L; Kumar R; Naylor S
Low temperature aqueous electrospray ionization mass spectrometry of noncovalent complexes.
Journal of the American Society for Mass Spectrometry 1998;9(6):580-4.
1998: Veenstra T D; Fahnestock M; Kumar R
An AP-1 site in the nerve growth factor promoter is essential for 1, 25-dihydroxyvitamin D3-mediated nerve growth factor expression in osteoblasts.
Biochemistry 1998;37(17):5988-94.
1998: Riggs B L; O'Fallon W M; Muhs J; O'Connor M K; Kumar R; Melton L J
Long-term effects of calcium supplementation on serum parathyroid hormone level, bone turnover, and bone loss in elderly women.
Journal of bone and mineral research : the official journal of the American Society for Bone and Mineral Research 1998;13(2):168-74.
1997: Wu Y; Haugen J D; Zinsmeister A R; Kumar R
1 alpha,25-Dihydroxyvitamin D3 increases transforming growth factor and transforming growth factor receptor type I and II synthesis in human bone cells.
Biochemical and biophysical research communications 1997;239(3):734-9.
1997: Craig T A; Veenstra T D; Naylor S; Tomlinson A J; Johnson K L; Macura S; Juranic N; Kumar R
Zinc binding properties of the DNA binding domain of the 1,25-dihydroxyvitamin D3 receptor.
Biochemistry 1997;36(34):10482-91.
1997: Veenstra T D; Windebank A J; Kumar R
1,25-dihydroxyvitamin D3 regulates the expression of N-myc, c-myc, protein kinase C, and transforming growth factor-beta2 in neuroblastoma cells.
Biochemical and biophysical research communications 1997;235(1):15-8.
1997: Griffin M D; Torres V E; Kumar R
Cystic kidney diseases.
Current opinion in nephrology and hypertension 1997;6(3):276-83.
1997: Veenstra T D; Johnson K L; Tomlinson A J; Naylor S; Kumar R
Determination of calcium-binding sites in rat brain calbindin D28K by electrospray ionization mass spectrometry.
Biochemistry 1997;36(12):3535-42.
1996: Haugen J D; Pittelkow M R; Zinsmeister A R; Kumar R
1 alpha,25-dihydroxyvitamin D3 inhibits normal human keratinocyte growth by increasing transforming growth factor beta 2 release.
Biochemical and biophysical research communications 1996;229(2):618-23.
1996: Griffin M D; Torres V E; Grande J P; Kumar R
Immunolocalization of polycystin in human tissues and cultured cells.
Proceedings of the Association of American Physicians 1996;108(3):185-97.
1996: Johnson J A; Grande J P; Windebank A J; Kumar R
1,25-Dihydroxyvitamin D(3) receptors in developing dorsal root ganglia of fetal rats.
Brain research. Developmental brain research 1996;92(1):120-4.
1996: Johnson J A; Grande J P; Roche P C; Kumar R
Immunohistochemical detection and distribution of the 1,25-dihydroxyvitamin D3 receptor in rat reproductive tissues.
Histochemistry and cell biology 1996;105(1):7-15.
1996: Johnson J A; Grande J P; Roche P C; Kumar R
Ontogeny of the 1,25-dihydroxyvitamin D3 receptor in fetal rat bone.
Journal of bone and mineral research : the official journal of the American Society for Bone and Mineral Research 1996;11(1):56-61.
1996: Craig T A; Kumar R
Synthesis and purification of soluble ligand binding domain of the human vitamin D3 receptor.
Biochemical and biophysical research communications 1996;218(3):902-7.
1996: Golconda M S; Larson T S; Kolb L G; Kumar R
1,25-dihydroxyvitamin D-mediated hypercalcemia in a renal transplant recipient.
Mayo Clinic proceedings. Mayo Clinic 1996;71(1):32-6.
1996: Kumar R
Abnormalities of the vitamin D receptor in uraemia.
Nephrology, dialysis, transplantation : official publication of the European Dialysis and Transplant Association - European Renal Association 1996;11 Suppl 3():6-10.
1995: Veenstra T D; Gross M D; Hunziker W; Kumar R
Identification of metal-binding sites in rat brain calcium-binding protein.
The Journal of biological chemistry 1995;270(51):30353-8.
1995: Kumar R; Haugen J D; Wieben E D; Londowski J M; Cai Q
Inhibitors of renal epithelial phosphate transport in tumor-induced osteomalacia and uremia.
Proceedings of the Association of American Physicians 1995;107(3):296-305.
1995: Johnson J A; Grande J P; Roche P C; Sweeney W E; Avner E D; Kumar R
1 alpha, 25-dihydroxyvitamin D3 receptor ontogenesis in fetal renal development.
The American journal of physiology 1995;269(3 Pt 2):F419-28.
1995: Torres V E; Björnsson J; King B F; Kumar R; Zincke H; Edell E S; Wilson T O; Hattery R R; Gomez M R
Extrapulmonary lymphangioleiomyomatosis and lymphangiomatous cysts in tuberous sclerosis complex.
Mayo Clinic proceedings. Mayo Clinic 1995;70(7):641-8.
1995: Johnson J A; Grande J P; Roche P C; Campbell R J; Kumar R
Immuno-localization of the calcitriol receptor, calbindin-D28k and the plasma membrane calcium pump in the human eye.
Current eye research 1995;14(2):101-8.
1995: Johnson J A; Grande J P; Roche P C; Campbell R J; Kumar R
Immunolocalization of calcitriol receptor, plasma membrane calcium pump and calbindin-D28k in the cornea and ciliary body of the rat eye.
Ophthalmic research 1995;27(1):42-7.
1994: Ebeling P R; Yergey A L; Vieira N E; Burritt M F; O'Fallon W M; Kumar R; Riggs B L
Influence of age on effects of endogenous 1,25-dihydroxyvitamin D on calcium absorption in normal women.
Calcified tissue international 1994;55(5):330-4.
1994: Johnson J A; Grande J P; Roche P C; Kumar R
Immunohistochemical localization of the 1,25(OH)2D3 receptor and calbindin D28k in human and rat pancreas.
The American journal of physiology 1994;267(3 Pt 1):E356-60.
1994: Kumar R
Endocytosis of the vasopressin receptor.
Seminars in nephrology 1994;14(4):357-67.
1994: Carmichael M C; Kumar R
Molecular biology of vasopressin receptors.
Seminars in nephrology 1994;14(4):341-8.
1994: Cai Q; Hodgson S F; Kao P C; Lennon V A; Klee G G; Zinsmiester A R; Kumar R
Brief report: inhibition of renal phosphate transport by a tumor product in a patient with oncogenic osteomalacia.
The New England journal of medicine 1994;330(23):1645-9.
1994: Kumar R; Haugen J D
Human and rat osteoblast-like cells express stathmin, a growth-regulatory protein.
Biochemical and biophysical research communications 1994;201(2):861-5.
1994: Kumar R; Schaefer J; Grande J P; Roche P C
Immunolocalization of calcitriol receptor, 24-hydroxylase cytochrome P-450, and calbindin D28k in human kidney.
The American journal of physiology 1994;266(3 Pt 2):F477-85.
1994: Kumar R; Hunziker W; Gross M; Naylor S; Londowski J M; Schaefer J
The highly efficient production of full-length and mutant rat brain calcium-binding proteins (calbindins-D28K) in a bacterial expression system.
Archives of biochemistry and biophysics 1994;308(1):311-7.
1993: Schaefer-Klein J; Londowski J M; Kumar R
Bacterial synthesis of truncated forms of the human vitamin D receptor and characterization of anti-receptor monoclonal antibodies.
Biochemical and biophysical research communications 1993;196(1):167-72.
1993: Lutz W; Sanders M; Salisbury J; Lolait S; O'Carroll A M; Kumar R
Vasopressin receptor-mediated endocytosis in cells transfected with V1-type vasopressin receptors.
Kidney international 1993;43(4):845-52.
1993: Kumar R; Haugen J D; Penniston J T
Molecular cloning of a plasma membrane calcium pump from human osteoblasts.
Journal of bone and mineral research : the official journal of the American Society for Bone and Mineral Research 1993;8(4):505-13.
1993: Lutz W; Kumar R
Hypertonic sucrose treatment enhances second messenger accumulation in vasopressin-sensitive cells.
The American journal of physiology 1993;264(2 Pt 2):F228-33.
1992: Kumar R; Schaefer J; Wieben E
The expression of milligram amounts of functional human 1,25-dihydroxyvitamin D3 receptor in a bacterial expression system.
Biochemical and biophysical research communications 1992;189(3):1417-23.
1992: Ebeling P R; Jones J D; Burritt M F; Duerson C R; Lane A W; Hassager C; Kumar R; Riggs B L
Skeletal responsiveness to endogenous parathyroid hormone in postmenopausal osteoporosis.
The Journal of clinical endocrinology and metabolism 1992;75(4):1033-8.
1992: Lutz W; Londowski J M; Sanders M; Salisbury J; Kumar R
A vasopressin analog that binds but does not activate V1 or V2 vasopressin receptors is not internalized into cells that express V1 or V2 receptors.
The Journal of biological chemistry 1992;267(2):1109-15.
1991: Lutz W; Salisbury J L; Kumar R
Vasopressin receptor-mediated endocytosis: current view.
The American journal of physiology 1991;261(1 Pt 2):F1-13.
1991: Eastell R; Yergey A L; Vieira N E; Cedel S L; Kumar R; Riggs B L
Interrelationship among vitamin D metabolism, true calcium absorption, parathyroid function, and age in women: evidence of an age-related intestinal resistance to 1,25-dihydroxyvitamin D action.
Journal of bone and mineral research : the official journal of the American Society for Bone and Mineral Research 1991;6(2):125-32.
1991: Kumar R; Penniston J T
Widespread distribution of calcium pump in calcium-transporting tissues. Immunohistochemical studies.
Contributions to nephrology 1991;91():21-5.
1990: Lutz W; Sanders M; Salisbury J; Kumar R
Internalization of vasopressin analogs in kidney and smooth muscle cells: evidence for receptor-mediated endocytosis in cells with V2 or V1 receptors.
Proceedings of the National Academy of Sciences of the United States of America 1990;87(17):6507-11.
1990: Borke J L; Caride A; Verma A K; Penniston J T; Kumar R
Cellular and segmental distribution of Ca2(+)-pump epitopes in rat intestine.
Pflügers Archiv : European journal of physiology 1990;417(1):120-2.
1990: Lutz W H; Londowski J M; Kumar R
Synthesis and biological activity of a biotinylated vasopressin analog.
Peptides 1990;11(4):687-91.
1990: Kumar R
Vitamin D metabolism and mechanisms of calcium transport.
Journal of the American Society of Nephrology : JASN 1990;1(1):30-42.
1990: Calvo M S; Kumar R; Heath H
Persistently elevated parathyroid hormone secretion and action in young women after four weeks of ingesting high phosphorus, low calcium diets.
The Journal of clinical endocrinology and metabolism 1990;70(5):1334-40.
1990: Kelley L K; Borke J L; Verma A K; Kumar R; Penniston J T; Smith C H
The calcium-transporting ATPase and the calcium- or magnesium-dependent nucleotide phosphatase activities of human placental trophoblast basal plasma membrane are separate enzyme activities.
The Journal of biological chemistry 1990;265(10):5453-9.
1990: Lutz W H; Londowski J M; Kumar R
The synthesis and biological activity of four novel fluorescent vasopressin analogs.
The Journal of biological chemistry 1990;265(8):4657-63.
1990: Gill H S; Londowski J M; Corradino R A; Zinsmeister A R; Kumar R
Synthesis and biological activity of novel vitamin D analogues: 24,24-difluoro-25-hydroxy-26,27-dimethylvitamin D3 and 24,24-difluoro-1 alpha,25-dihydroxy-26,27-dimethylvitamin D3.
Journal of medicinal chemistry 1990;33(2):480-90.
1990: Borke J L; Penniston J T; Kumar R
Recent advances in calcium transport by the kidney.
Seminars in nephrology 1990;10(1):15-23.
1989: Borke J L; Caride A; Verma A K; Penniston J T; Kumar R
Plasma membrane calcium pump and 28-kDa calcium binding protein in cells of rat kidney distal tubules.
The American journal of physiology 1989;257(5 Pt 2):F842-9.
1989: Borke J L; Caride A; Verma A K; Kelley L K; Smith C H; Penniston J T; Kumar R
Calcium pump epitopes in placental trophoblast basal plasma membranes.
The American journal of physiology 1989;257(2 Pt 1):c341-6.
1989: Borke J L; Caride A J; Yaksh T L; Penniston J T; Kumar R
Cerebrospinal fluid calcium homeostasis: evidence for a plasma membrane Ca2+-pump in mammalian choroid plexus.
Brain research 1989;489(2):355-60.
1989: Kumar R; Wieben E; Beecher S J
The molecular cloning of the complementary deoxyribonucleic acid for bovine vitamin D-dependent calcium-binding protein: structure of the full-length protein and evidence for homologies with other calcium-binding proteins of the troponin-C superfamily of proteins.
Molecular endocrinology (Baltimore, Md.) 1989;3(2):427-32.
1988: Borke J L; Eriksen E F; Minami J; Keeting P; Mann K G; Penniston J T; Riggs B L; Kumar R
Epitopes of the human erythrocyte Ca2+-Mg2+ ATPase pump in human osteoblast-like cell plasma membranes.
The Journal of clinical endocrinology and metabolism 1988;67(6):1299-304.
1988: Gross M D; Kumar R; Hunziker W
Expression in Escherichia coli of full-length and mutant rat brain calbindin D28. Comparison with the purified native protein.
The Journal of biological chemistry 1988;263(28):14426-32.
1988: Gill H S; Londowski J M; Corradino R A; Zinsmeister A R; Kumar R
The synthesis and biological activity of 25-hydroxy-26,27-dimethylvitamin D3 and 1,25-dihydroxy-26,27-dimethylvitamin D3: highly potent novel analogs of vitamin D3.
Journal of steroid biochemistry 1988;31(2):147-60.
1988: Borke J L; Minami J; Verma A K; Penniston J T; Kumar R
Co-localization of erythrocyte Ca++-Mg++ ATPase and vitamin D-dependent 28-kDa-calcium binding protein.
Kidney international 1988;34(2):262-7.
1988: Calvo M S; Kumar R; Heath H
Elevated secretion and action of serum parathyroid hormone in young adults consuming high phosphorus, low calcium diets assembled from common foods.
The Journal of clinical endocrinology and metabolism 1988;66(4):823-9.
1988: Borke J L; Litwiller R D; Bell M P; Fass D N; McKean D J; Kumar R
The isolation, characterization and amino terminal sequence of the vitamin D-binding protein (group specific component) from mouse plasma.
The International journal of biochemistry 1988;20(12):1343-9.
1987: Borke J L; Minami J; Verma A; Penniston J T; Kumar R
Monoclonal antibodies to human erythrocyte membrane Ca++-Mg++ adenosine triphosphatase pump recognize an epitope in the basolateral membrane of human kidney distal tubule cells.
The Journal of clinical investigation 1987;80(5):1225-31.
1987: Gill H S; Londowski J M; Corradino R; Kumar R
Synthesis, biologic activity, and protein binding characteristics of a new vitamin D analog, 22-hydroxyvitamin D3.
Journal of steroid biochemistry 1987;28(2):147-53.
1986: Gross M; Kost S B; Ennis B; Stumpf W; Kumar R
Effect of 1,25-dihydroxyvitamin D3 on mouse mammary tumor (GR) cells: evidence for receptors, cellular uptake, inhibition of growth and alteration in morphology at physiologic concentrations of hormone.
Journal of bone and mineral research : the official journal of the American Society for Bone and Mineral Research 1986;1(5):457-67.
1986: Gill H S; Londowski J M; Corradino R A; Kumar R
The synthesis and biological activity of 22-fluorovitamin D3: a new vitamin D analog.
Steroids 1986;48(1-2):93-108.
1986: Londowski J M; Kost S B; Meier W; Labler L; Kumar R
Biological activity of the C-1, C-3, C-25, beta-D-glucopyranosides of 1,25-dihydroxyvitamin D3.
The Journal of pharmacology and experimental therapeutics 1986;237(3):837-40.
1985: Londowski J M; Revelle L K; Kost S B; Corradino R A; Kumar R
Synthesis and biologic activity of 3 beta-thiovitamin D3.
Journal of steroid biochemistry 1985;23(1):81-5.
1985: Londowski J M; Kost S B; Gross M; Labler L; Meier W; Kumar R
Biologic activity of 3beta-D-glucopyranosides of vitamin D compounds.
The Journal of pharmacology and experimental therapeutics 1985;234(1):25-9.
1985: Revelle L K; Londowski J M; Kost S B; Corradino R A; Kumar R
Synthesis and biological activity of 3 beta-fluorovitamin D3: comparison of the biological activity of 3 beta-fluorovitamin D3 and 3-deoxyvitamin D3.
Journal of steroid biochemistry 1985;22(4):469-74.
1982: Murari M P; Londowski J M; Bollman S; Kumar R
Synthesis and biological activity of 3 beta-hydroxy-9,10-secopregna-5,7,10[19]-triene-20-one: a side chain analogue of vitamin D3.
Journal of steroid biochemistry 1982;17(6):615-9.
1982: Kumar R; Londowski J M; Murari M P; Nagubandi S
Synthesis and biological activity of vitamin D2 3 beta-glucosiduronate and vitamin D2 3 beta-sulfate: role of vitamin D2 conjugates in calcium homeostasis.
Journal of steroid biochemistry 1982;17(5):495-502.
1981: Kumar R; Nagubandi S; Jardine I; Londowski J M; Bollman S
The isolation and identification of 5,6-trans-25-hydroxyvitamin D3 from the plasma of rats dosed with vitamin D3. Evidence for a novel mechanism in the metabolism of vitamin D3.
The Journal of biological chemistry 1981;256(18):9389-92.
1981: Nagubandi S; Londowski J M; Bollman S; Tietz P; Kumar R
Synthesis and biological activity of vitamin D3 3 beta-sulfate. Role of vitamin D3 sulfates in calcium homeostasis.
The Journal of biological chemistry 1981;256(11):5536-9.
1981: Kumar R; Nagubandi S; Londowski J M
Production of a polar metabolite of 1,25-dihydroxyvitamin D3 in a rat liver perfusion system.
Digestive diseases and sciences 1981;26(3):242-6.
1980: Nagubandi S; Kumar R; Londowski J M; Corradino R A; Tietz P S
Role of vitamin D glucosiduronate in calcium homeostasis.
The Journal of clinical investigation 1980;66(6):1274-80.
1980: Kumar R; Nagubandi S; Londowski J M
The enterohepatic physiology of 24,25-dihydroxyvitamin D3.
The Journal of laboratory and clinical medicine 1980;96(2):278-84.
1980: Kumar R; Nagubandi S; Mattox V R; Londowski J M
Enterohepatic physiology of 1,25-dihydroxyvitamin D3.
The Journal of clinical investigation 1980;65(2):277-84.

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