Results 71 to 80 of about 191,183 (217)

Limiting dilution analysis of alloantigen-reactive T lymphocytes. VI. Ontogeny of cytolytic T lymphocyte precursors in the thymus [PDF]

open access: yes, 1981
The ontogeny of development of precursors of cytolytic T lymphocytes (CTL-P) in the murine thymus has been investigated. Fetal or newborn thymocytes harvested from C57BL/6 mice were cultured with irradiated allogeneic (DBA/2) spleen cells in limiting ...
MacDonald, H. R.   +2 more
core  

Role of regulatory T cells in immune tolerance [PDF]

open access: yes, 2009
In this present work, we investigated the role of dendritic cells (DC) and regulatory T cells (Treg) in immune tolerance as well as their potential in the treatment of autoimmune or graft versus host (GvH) diseases.
Swee, Lee Kim
core   +1 more source

Tipificación efectiva del nombre Linneano Thymus pulegioides (Lamiaceae) [PDF]

open access: yes, 2020
The typification of the Linnaean name Thymus pulegioides (Lamiaceae) is revised. This name had previously been “lectotypified” by Mártonfi in 1997 from a specimen kept at the herbarium LINN (Herb. Linnaeus No. 38.6). However, Linnaeus cited a specimen of
Ferrer-Gallego, P.
core   +2 more sources

PPARgamma Deficiency Counteracts Thymic Senescence

open access: yesFrontiers in Immunology, 2017
Thymic senescence contributes to increased incidence of infection, cancer and autoimmunity at senior ages. This process manifests as adipose involution. As with other adipose tissues, thymic adipose involution is also controlled by PPARgamma.
David Ernszt   +10 more
doaj   +1 more source

Activation of the Hedgehog signaling pathway in T-lineage cells inhibits TCR repertoire selection in the thymus and peripheral T-cell activation [PDF]

open access: yes, 2007
TCR signal strength is involved in many cell fate decisions in the T-cell lineage. Here, we show that transcriptional events induced by Hedgehog (Hh) signaling reduced TCR signal strength in mice.
Drakopoulou, E   +7 more
core  

Antibodies to acetylcholine receptor in parous women with myasthenia: evidence for immunization by fetal antigen [PDF]

open access: yes, 2002
The weakness in myasthenia gravis (MG) is mediated by autoantibodies against adult muscle acetylcholine receptors (AChR) at the neuromuscular junction; most of these antibodies also bind to fetal AChR, which is present in the thymus.
Wilcox, Nick   +13 more
core   +1 more source

A kerti kakukkfű szövettani és alaktani vizsgálata [PDF]

open access: yes, 2011
Vizsgáltam a Lamiaceae családba tartozó Thymus vulgaris L. morfológiai, szövettani felépítését, elsősorban a szár differenciálódását valamint az epidermisz függelékeket.
Bertóti, Regina Lilla
core  

Natriuretic peptide receptors on rat thymocytes: Inhibition of proliferation by atrial natriuretic peptide. [PDF]

open access: yes, 1996
Because the thymus expresses the natriuretic peptides (NP) as well as their respective receptors, an involvement of NP in the physiology of this organ has been suggested.
Schmidt, Karin-Nicole   +3 more
core   +1 more source

The Effects of Maternal Subclinical Hypothyroidism on Fetal Thymus Size: A Prospective Study

open access: yesDiagnostics
Objective: This study investigated the impact of maternal subclinical hypothyroidism on fetal thymus size and development and explored how inadequate thyroid hormone production in pregnant women affects the fetal thymus. Methods: Conducted at the Giresun
Mehmet Albayrak, Bekir Yükcü
doaj   +1 more source

Effect of protein malnutrition on the glycolytic and glutaminolytic enzyme activity of rat thymus and mesenteric lymph nodes

open access: yesBrazilian Journal of Medical and Biological Research, 1997
The activity of important glycolytic enzymes (hexokinase, phosphofructokinase, aldolase, phosphohexoseisomerase, pyruvate kinase and lactate dehydrogenase) and glutaminolytic enzymes (phosphate-dependent glutaminase) was determined in the thymus and ...
M.A. dos-Santos   +3 more
doaj   +1 more source

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