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Gregory Sempowski

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Lydia M Barrigan; Jason C Brunton; Ching-Ju Chen; Richard Frothingham; Thomas H Kawula; Divey Saini; Gregory D Sempowski; Shraddha Tuladhar; Matthew D Woolard; Jeffrey A Frelinger
Infection with Francisella tularensis LVS clpB Leads to an Altered yet Protective Immune Response.
Kristin M Long; Charles McGee; Gregory D Sempowski; Bianca Trollinger; Alan C Whitmore; Martin T Ferris; Bronwyn Gunn; Mark T Heise
Dendritic cell immunoreceptor regulates chikungunya virus pathogenesis in mice.
Heather E Lynch; Gregory D Sempowski
Molecular measurement of T cell receptor excision circles.

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2013: Lydia M Barrigan; Jason C Brunton; Ching-Ju Chen; Richard Frothingham; Thomas H Kawula; Divey Saini; Gregory D Sempowski; Shraddha Tuladhar; Matthew D Woolard; Jeffrey A Frelinger
Infection with Francisella tularensis LVS clpB Leads to an Altered yet Protective Immune Response.
Infection and immunity 2013;81(6):2028-42.
2013: Kristin M Long; Charles McGee; Gregory D Sempowski; Bianca Trollinger; Alan C Whitmore; Martin T Ferris; Bronwyn Gunn; Mark T Heise
Dendritic cell immunoreceptor regulates chikungunya virus pathogenesis in mice.
Journal of virology 2013;87(10):5697-706.
2013: Heather E Lynch; Gregory D Sempowski
Molecular measurement of T cell receptor excision circles.
Methods in molecular biology (Clifton, N.J.) 2013;979():147-59.
2012: April Elizabeth Mendoza; Crystal Judith Neely; Gregory D Sempowski; Jenny P-Y Ting; Willie June Brickey; Bruce A Cairns; Anthony G Charles; Laurel Briane Kartchner; Amal Lina Khoury; Robert Maile
Radiation combined with thermal injury induces immature myeloid cells.
Shock (Augusta, Ga.) 2012;38(5):532-42.
2012: Junya Kanda; John Andrew Livingston; Gwynn D Long; Jacalyn McPherson; Ashley Morris; Donna Niedzwiecki; David A Rizzieri; Gregory D Sempowski; Keith M Sullivan; Paul Szabolcs; Gloria Broadwater; Nelson J Chao; Lun-Wei Chiou; John P Chute; Cristina Gasparetto; Jeffrey Hale; Mitchell E Horwitz
Immune recovery in adult patients after myeloablative dual umbilical cord blood, matched sibling, and matched unrelated donor hematopoietic cell transplantation.
Biology of blood and marrow transplantation : journal of the American Society for Blood and Marrow Transplantation 2012;18(11):1664-1676.e1.
2012: Ivan K Chinn; Nancy R Manley; Clare C Blackburn; Gregory D Sempowski
Changes in primary lymphoid organs with aging.
Seminars in immunology 2012;24(5):309-20.
2012: Willie J Brickey; Xiaoyang Hua; Sushmita Jha; Suzanne L Kirby; Isabel P Neuringer; Gregory D Sempowski; Stephen L Tilley; William Walton; Ellis Y Wang; Xuebin Yang; Jenny P-Y Ting
MyD88 provides a protective role in long-term radiation-induced lung injury.
International journal of radiation biology 2012;88(4):335-47.
2012: Afton L Thompson; Anthony L DeFranco; Michael D Gunn; Baidong Hou; Brandi T Johnson; Gregory D Sempowski; Herman F Staats
Maximal adjuvant activity of nasally delivered IL-1α requires adjuvant-responsive CD11c(+) cells and does not correlate with adjuvant-induced in vivo cytokine production.
Journal of immunology (Baltimore, Md. : 1950) 2012;188(6):2834-46.
2012: Weiyan Zhu; James E Anderson; Marcia M Hobbs; Kayla J Knilans; Karen P McKinnon; Laurel M Oldach; Gregory D Sempowski; Melissa S Ventevogel; Joseph A Duncan
Neisseria gonorrhoeae suppresses dendritic cell-induced, antigen-dependent CD4 T cell proliferation.
PloS one 2012;7(7):e41260.
2012: Rodrigo J Gonzalez; Gregory D Sempowski; Eric H Weening; Richard Frothingham; Virginia L Miller
Bioluminescence imaging to track bacterial dissemination of Yersinia pestis using different routes of infection in mice.
BMC microbiology 2012;12():147.
2011: Xin Shi; Ping Zhang; Gregory D Sempowski; Judd E Shellito
Thymopoietic and bone marrow response to murine Pneumocystis pneumonia.
Infection and immunity 2011;79(5):2031-42.
2011: Cong Jin; Christopher P Shelburne; Guojie Li; Erin N Potts; Kristina J Riebe; Gregory D Sempowski; W Michael Foster; Soman N Abraham
Particulate allergens potentiate allergic asthma in mice through sustained IgE-mediated mast cell activation.
The Journal of clinical investigation 2011;121(3):941-55.
2011: Amy M Pastva; Sambuddho Mukherjee; Charles Giamberardino; Bethany Hsia; Bernice Lo; Gregory D Sempowski; Jo Rae Wright
Lung effector memory and activated CD4+ T cells display enhanced proliferation in surfactant protein A-deficient mice during allergen-mediated inflammation.
Journal of immunology (Baltimore, Md. : 1950) 2011;186(5):2842-9.
2011: Claire Gordy; Heather Pua; Gregory D Sempowski; You-Wen He
Regulation of steady-state neutrophil homeostasis by macrophages.
Blood 2011;117(2):618-29.
2011: Derek W Cain; Gregory D Sempowski; Pilar B Snowden; Garnett Kelsoe
Inflammation triggers emergency granulopoiesis through a density-dependent feedback mechanism.
PloS one 2011;6(5):e19957.
2011: Matthew J Billard; Amanda L Gruver; Gregory D Sempowski
Acute endotoxin-induced thymic atrophy is characterized by intrathymic inflammatory and wound healing responses.
PloS one 2011;6(3):e17940.
2010: Congxiao Liu; Benny J Chen; Divinomar Deoliveira; Gregory D Sempowski; Nelson J Chao; Robert W Storms
Progenitor cell dose determines the pace and completeness of engraftment in a xenograft model for cord blood transplantation.
Blood 2010;116(25):5518-27.
2010: Craig C Davis; Luciana C Marti; Gregory D Sempowski; Durairaj A Jeyaraj; Paul Szabolcs
Interleukin-7 permits Th1/Tc1 maturation and promotes ex vivo expansion of cord blood T cells: a critical step toward adoptive immunotherapy after cord blood transplantation.
Cancer research 2010;70(13):5249-58.
2010: Sun-Hee Ahn; Hitesh S Deshmukh; Nicole Johnson; Lindsay G Cowell; Thomas H Rude; William Scott; Charlotte L Nelson; Aimee K Zaas; Douglas A Marchuk; Sehoon Keum; Supaporn Lamlertthon; Batu Sharma-Kuinkel; Gregory D Sempowski; Vance G Fowler
Two genes on A/J chromosome 18 are associated with susceptibility to Staphylococcus aureus infection by combined microarray and QTL analyses.
PLoS pathogens 2010;6(9):e1001088.
2010: Benny J Chen; Divino Deoliveira; Ivan Spasojevic; Gregory D Sempowski; Chen Jiang; Kouros Owzar; Xiaojuan Wang; Diane Gesty-Palmer; J Mark Cline; J Daniel Bourland; Greg Dugan; Sarah K Meadows; Pamela Daher; Garrett G Muramoto; John P Chute; Nelson J Chao
Growth hormone mitigates against lethal irradiation and enhances hematologic and immune recovery in mice and nonhuman primates.
PloS one 2010;5(6):e11056.
2010: Il-Kang Na; Sydney X Lu; Nury L Yim; Gabrielle Goldberg; Jennifer Tsai; Uttam Rao; Odette M Smith; Christopher G King; David Suh; Daniel Hirschhorn-Cymerman; Lia Palomba; Olaf Penack; Amanda M Holland; Robert R Jenq; Arnab Ghosh; Hien Tran; Taha Merghoub; Chen Liu; Gregory D Sempowski; Melissa Ventevogel; Nicole Beauchemin; Marcel R M van den Brink
The cytolytic molecules Fas ligand and TRAIL are required for murine thymic graft-versus-host disease.
The Journal of clinical investigation 2010;120(1):343-56.
2009: Amanda L Gruver; Melissa S Ventevogel; Gregory D Sempowski
Leptin receptor is expressed in thymus medulla and leptin protects against thymic remodeling during endotoxemia-induced thymus involution.
The Journal of endocrinology 2009;203(1):75-85.
2009: Marcella Sarzotti-Kelsoe; Chan M Win; Roberta E Parrott; Myriah Cooney; Barry K Moser; Joseph L Roberts; Gregory D Sempowski; Rebecca H Buckley
Thymic output, T-cell diversity, and T-cell function in long-term human SCID chimeras.
Blood 2009;114(7):1445-53.
2009: Heather E Lynch; Gabrielle L Goldberg; Ann Chidgey; Marcel R M van den Brink; Richard Boyd; Gregory D Sempowski
Thymic involution and immune reconstitution.
Trends in immunology 2009;30(7):366-73.
2008: Kristin M Page; Adam M Mendizabal; Vinod K Prasad; Paul L Martin; Suhag Parikh; Susan Wood; Gregory D Sempowski; Paul Szabolcs; Joanne Kurtzberg
Posttransplant autoimmune hemolytic anemia and other autoimmune cytopenias are increased in very young infants undergoing unrelated donor umbilical cord blood transplantation.
Biology of blood and marrow transplantation : journal of the American Society for Blood and Marrow Transplantation 2008;14(10):1108-17.
2008: Amanda L Gruver; Gregory D Sempowski
Cytokines, leptin, and stress-induced thymic atrophy.
Journal of leukocyte biology 2008;84(4):915-23.
2008: Brandon A Howard; Gregory D Sempowski; Richard M Scearce; Hua-Xin Liao; David M Lee; Gordon K Lam; Haiyen Chen; Patrick Fadden; Timothy Haystead; Barton F Haynes
Murine CD7 shares antigenic cross-reactivity with HSP-60.
Hybridoma (2005) 2008;27(2):81-9.
2007: Stanley C Henry; Xiaojou Daniell; Maanasa Indaram; John F Whitesides; Gregory D Sempowski; David Howell; Timothy Oliver; Gregory A Taylor
Impaired macrophage function underscores susceptibility to Salmonella in mice lacking Irgm1 (LRG-47).
Journal of immunology (Baltimore, Md. : 1950) 2007;179(10):6963-72.
2007: Sushila K Nordone; Glicerio A Ignacio; Lishan Su; Gregory D Sempowski; Douglas T Golenbock; Liwu Li; Gregg A Dean
Failure of TLR4-driven NF-kappa B activation to stimulate virus replication in models of HIV type 1 activation.
AIDS research and human retroviruses 2007;23(11):1387-95.
2007: Lori L Hudson; M Louise Markert; Blythe H Devlin; Barton F Haynes; Gregory D Sempowski
Human T cell reconstitution in DiGeorge syndrome and HIV-1 infection.
Seminars in immunology 2007;19(5):297-309.
2007: A L Gruver; L L Hudson; Gregory D Sempowski
Immunosenescence of ageing.
The Journal of pathology 2007;211(2):144-56.
2006: Feng-Qiao Li; Gregory D Sempowski; Suzanne E McKenna; Daniel T Laskowitz; Carol A. Colton; Michael P. Vitek
Apolipoprotein E-derived peptides ameliorate clinical disability and inflammatory infiltrates into the spinal cord in a murine model of multiple sclerosis.
The Journal of pharmacology and experimental therapeutics 2006;318(3):956-65.
2006: Ryan W Hick; Amanda L Gruver; Melissa S Ventevogel; Barton F Haynes; Gregory D Sempowski
Leptin selectively augments thymopoiesis in leptin deficiency and lipopolysaccharide-induced thymic atrophy.
Journal of immunology (Baltimore, Md. : 1950) 2006;177(1):169-76.
2005: Gregory D Sempowski; Charles B Hicks; Joseph J Eron; John A Bartlett; Laura P Hale; Guido Ferrari; Lloyd J Edwards; Susan A Fiscus; Barton F Haynes
Naïve T cells are maintained in the periphery during the first 3 months of acute HIV-1 infection: implications for analysis of thymus function.
Journal of clinical immunology 2005;25(5):462-72.
2005: Gordon K Lam; Hua-Xin Liao; Yan Xue; S Munir Alam; Richard M Scearce; Russel E Kaufman; Gregory D Sempowski; Barton F Haynes
Expression of the CD7 ligand K-12 in human thymic epithelial cells: regulation by IFN-gamma.
Journal of clinical immunology 2005;25(1):41-9.
2004: Gregory D Sempowski; Maria E Rhein
Measurement of mouse T cell receptor excision circles.
Current protocols in immunology / edited by John E. Coligan ... [et al.] 2004;Chapter 10():Unit 10.31.
2004: M Louise Markert; Marilyn J Alexieff; Jie Li; Marcella Sarzotti; Daniel A Ozaki; Blythe H Devlin; Debra A Sedlak; Gregory D Sempowski; Laura P Hale; Henry E Rice; Samuel M Mahaffey; Michael A Skinner
Postnatal thymus transplantation with immunosuppression as treatment for DiGeorge syndrome.
Blood 2004;104(8):2574-81.
2004: Benny J Chen; Xiuyu Cui; Gregory D Sempowski; Jos Domen; Nelson J Chao
Hematopoietic stem cell dose correlates with the speed of immune reconstitution after stem cell transplantation.
Blood 2004;103(11):4344-52.
2004: M Louise Markert; Marilyn J Alexieff; Jie Li; Marcella Sarzotti; Daniel A Ozaki; Blythe H Devlin; Gregory D Sempowski; Maria E Rhein; Paul Szabolcs; Laura P Hale; Rebecca H Buckley; Katharine E Coyne; Henry E Rice; Samuel M Mahaffey; Michael A Skinner
Complete DiGeorge syndrome: development of rash, lymphadenopathy, and oligoclonal T cells in 5 cases.
The Journal of allergy and clinical immunology 2004;113(4):734-41.
2004: Benny J Chen; Xiuyu Cui; Gregory D Sempowski; Congxiao Liu; Nelson J Chao
Transfer of allogeneic CD62L- memory T cells without graft-versus-host disease.
Blood 2004;103(4):1534-41.
2004: Gregory D Sempowski; Scott J Cross; Craig S Heinly; Richard M Scearce; Barton F Haynes
CD7 and CD28 are required for murine CD4+CD25+ regulatory T cell homeostasis and prevention of thyroiditis.
Journal of immunology (Baltimore, Md. : 1950) 2004;172(2):787-94.
2003: Benny J Chen; Xiuyu Cui; Gregory D Sempowski; Nelson J Chao
Growth hormone accelerates immune recovery following allogeneic T-cell-depleted bone marrow transplantation in mice.
Experimental hematology 2003;31(10):953-8.
2003: M Louise Markert; Marcella Sarzotti; Daniel A Ozaki; Gregory D Sempowski; Maria E Rhein; Laura P Hale; Françoise Le Deist; Marilyn J Alexieff; Jie Li; Elizabeth R Hauser; Barton F Haynes; Henry E Rice; Michael A Skinner; Samuel M Mahaffey; James Jaggers; Leonard Stein; Michael R Mill
Thymus transplantation in complete DiGeorge syndrome: immunologic and safety evaluations in 12 patients.
Blood 2003;102(3):1121-30.
2003: Joyce E Ohm; Dmitry I Gabrilovich; Gregory D Sempowski; Ekaterina Kisseleva; Kelly S Parman; Sorena Nadaf; David P Carbone
VEGF inhibits T-cell development and may contribute to tumor-induced immune suppression.
Blood 2003;101(12):4878-86.
2003: Susan A Sufka; Guido Ferrari; Victoria E Gryszowka; Terri Wrin; Susan A Fiscus; Georgia D Tomaras; Herman F Staats; Dhavalkumar D Patel; Gregory D Sempowski; Nicholas S Hellmann; Kent J Weinhold; Charles B Hicks
Prolonged CD4+ cell/virus load discordance during treatment with protease inhibitor-based highly active antiretroviral therapy: immune response and viral control.
The Journal of infectious diseases 2003;187(7):1027-37.
2003: Booki Min; Rebecca S McHugh; Gregory D Sempowski; CRYSTAL MACKALL; Gilles Foucras; William Paul
Neonates support lymphopenia-induced proliferation.
Immunity 2003;18(1):131-40.
2002: Gregory D Sempowski; Maria E Rhein; Richard M Scearce; Barton F Haynes
Leukemia inhibitory factor is a mediator of Escherichia coli lipopolysaccharide-induced acute thymic atrophy.
European journal of immunology 2002;32(11):3066-70.
2002: Laura P Hale; Paula K Greer; Gregory D Sempowski
Bromelain treatment alters leukocyte expression of cell surface molecules involved in cellular adhesion and activation.
Clinical immunology (Orlando, Fla.) 2002;104(2):183-90.
2002: Barton F Haynes; Gregory D Sempowski
Protection from death in endotoxin shock: does fish oil need a LIF?
Critical care medicine 2002;30(5):1174-5.
2002: Gregory D Sempowski; Maria E Gooding; Hua-Xin Liao; Phong T Le; Barton F Haynes
T cell receptor excision circle assessment of thymopoiesis in aging mice.
Molecular immunology 2002;38(11):841-8.
2002: Booki Min; Gregory D Sempowski; William Paul
Neonates support "homeostatic" proliferation.
Advances in experimental medicine and biology 2002;512():91-5.
2002: Gregory D Sempowski; Barton F Haynes
Immune reconstitution in patients with HIV infection.
Annual review of medicine 2002;53():269-84.
2002: Terry Smith; Laura Koumas; AnneMarie Gagnon; Andrea Bell; Gregory D Sempowski; Richard P Phipps; Alexander Sorisky
Orbital fibroblast heterogeneity may determine the clinical presentation of thyroid-associated ophthalmopathy.
The Journal of clinical endocrinology and metabolism 2002;87(1):385-92.
2002: Benny J Chen; Xiuyu Cui; Gregory D Sempowski; Maria E Gooding; Congxiao Liu; Barton F Haynes; Nelson J Chao
A comparison of murine T-cell-depleted adult bone marrow and full-term fetal blood cells in hematopoietic engraftment and immune reconstitution.
Blood 2002;99(1):364-71.
2002: Curtis Bradney; Gregory D Sempowski; Hua-Xin Liao; Barton F Haynes; Herman F Staats
Cytokines as adjuvants for the induction of anti-human immunodeficiency virus peptide immunoglobulin G (IgG) and IgA antibodies in serum and mucosal secretions after nasal immunization.
Journal of virology 2002;76(2):517-24.
2001: M Louise Markert; A P Alvarez-McLeod; Gregory D Sempowski; Laura P Hale; Joseph M Horvatinovich; Kent J Weinhold; John A Bartlett; T A D'Amico; Barton F Haynes
Thymopoiesis in HIV-infected adults after highly active antiretroviral therapy.
AIDS research and human retroviruses 2001;17(17):1635-43.
2001: Herman F Staats; Curtis Bradney; William M Gwinn; Shawn S Jackson; Gregory D Sempowski; Hua-Xin Liao; Norman L Letvin; Barton F Haynes
Cytokine requirements for induction of systemic and mucosal CTL after nasal immunization.
Journal of immunology (Baltimore, Md. : 1950) 2001;167(9):5386-94.
2001: Gregory D Sempowski; James R Thomasch; Maria E Gooding; L Hale; L Edwards; Emma Ciafaloni; D Sanders; Janice M Massey; D Douek; Richard A Koup; B Haynes
Effect of thymectomy on human peripheral blood T cell pools in myasthenia gravis.
Journal of immunology (Baltimore, Md. : 1950) 2001;166(4):2808-17.
2001: Craig S Heinly; Gregory D Sempowski; DM Lee; Dhavalkumar D Patel; P M McDermott; Richard M Scearce; Craig Thompson; Barton F Haynes
Comparison of thymocyte development and cytokine production in CD7-deficient, CD28-deficient and CD7/CD28 double-deficient mice.
International immunology 2001;13(2):157-66.
2001: A K Klein; Dhavalkumar D Patel; Maria E Gooding; Gregory D Sempowski; Benny J Chen; Congxiao Liu; Joanne Kurtzberg; Barton F Haynes; Nelson J Chao
T-Cell recovery in adults and children following umbilical cord blood transplantation.
Biology of blood and marrow transplantation : journal of the American Society for Blood and Marrow Transplantation 2001;7(8):454-66.
2000: Gregory D Sempowski; Laura P Hale; John S Sundy; Janice M Massey; Richard A Koup; D C Douek; Dhavalkumar D Patel; Barton F Haynes
Leukemia inhibitory factor, oncostatin M, IL-6, and stem cell factor mRNA expression in human thymus increases with age and is associated with thymic atrophy.
Journal of immunology (Baltimore, Md. : 1950) 2000;164(4):2180-7.
2000: Barton F Haynes; Gregory D Sempowski; A F Wells; Laura P Hale
The human thymus during aging.
Immunologic research 2000;22(2-3):253-61.
2000: Barton F Haynes; M Louise Markert; Gregory D Sempowski; Dhavalkumar D Patel; Laura P Hale
The role of the thymus in immune reconstitution in aging, bone marrow transplantation, and HIV-1 infection.
Annual review of immunology 2000;18():529-60.
1999: Kristina G Flores; J Li; Gregory D Sempowski; Barton F Haynes; Laura P Hale
Analysis of the human thymic perivascular space during aging.
The Journal of clinical investigation 1999;104(8):1031-9.
1999: Gregory D Sempowski; DM Lee; Richard M Scearce; Dhavalkumar D Patel; Barton F Haynes
Resistance of CD7-deficient mice to lipopolysaccharide-induced shock syndromes.
The Journal of experimental medicine 1999;189(6):1011-6.
1999: Gregory D Sempowski; DM Lee; Russel E Kaufman; Barton F Haynes
Structure and function of the CD7 molecule.
Critical reviews in immunology 1999;19(4):331-48.
1998: DM Lee; Herman F Staats; John S Sundy; Dhavalkumar D Patel; Gregory D Sempowski; Richard M Scearce; D M Jones; Barton F Haynes
Immunologic characterization of CD7-deficient mice.
Journal of immunology (Baltimore, Md. : 1950) 1998;160(12):5749-56.