Results 101 to 110 of about 58,824 (241)

Long-term persistence of functional thymic epithelial progenitor cells in vivo under conditions of low FOXN1 expression.

open access: yesPLoS ONE, 2014
Normal thymus function reflects interactions between developing T-cells and several thymic stroma cell types. Within the stroma, key functions reside in the distinct cortical and medullary thymic epithelial cell (TEC) types. It has been demonstrated that,
Xin Jin   +4 more
doaj   +1 more source

Staging concept for aging management: Definition, mechanism, and coping strategies

open access: yesVIEW, EarlyView.
We divided the overall aging stage into “pre‐aging”, “aging compensation”, and “aging disability”. For each stage, we delineate the clinical presentations, biological phenomena, theoretical underpinnings, and key management priorities. Abstract Aging, as a gradual and largely irreversible biological process, characterized by declining organismal ...
Zhonghan Wang   +6 more
wiley   +1 more source

Age-related changes in blood-brain barrier integrity in C57BL/6J mice [PDF]

open access: yes, 2013
The blood-brain barrier (BBB) is formed by the endothelial cells of the brain microvasculature, which control the molecular traffic between the blood and brain to maintain the neural ...
Romero, I. A., Saffrey, M. J., Wang, C.
core  

Autophagy and rheumatoid arthritis: Current knowledges and future perspectives [PDF]

open access: yes, 2018
Autophagy is a degradation mechanism by which cells recycle cytoplasmic components to generate energy. By influencing lymphocyte development, survival, and proliferation, autophagy regulates the immune responses against self and non-self antigens ...
Alessandri, Cristiano   +10 more
core   +2 more sources

Thymic B cells and central T cell tolerance

open access: yesFrontiers in Immunology, 2015
Central T cell tolerance is believed to be mainly induced by thymic dendritic cells and medullary thymic epithelial cells. The thymus also harbors substantial numbers of B cells.
Ludger eKlein   +2 more
doaj   +1 more source

Integrative Analysis of Plasma Proteome and Genome Reveals Novel Drug Targets for Chronic Rhinosinusitis and Nasal Polyps

open access: yesWorld Journal of Otorhinolaryngology - Head and Neck Surgery, EarlyView.
ABSTRACT Background Chronic rhinosinusitis (CRS) and nasal polyps (NP) are chronic inflammatory conditions with unsatisfactory treatment outcomes due to frequent recurrence of refractory disease. Identifying new therapeutic targets is essential. Methods We conducted a proteome‐wide Mendelian randomization (MR) analysis by integrating genome‐wide ...
En Zhou   +4 more
wiley   +1 more source

MARCH1 protects the lipid raft and tetraspanin web from MHCII proteotoxicity in dendritic cells [PDF]

open access: yes, 2018
Dendritic cells (DCs) produce major histocompatibility complex II (MHCII) in large amounts to function as professional antigen presenting cells. Paradoxically, DCs also ubiquitinate and degrade MHCII in a constitutive manner.
Anderson   +54 more
core   +2 more sources

Cellular Mechanism and Key Insights in Allergen Immunotherapy for Allergic Rhinitis

open access: yesWorld Journal of Otorhinolaryngology - Head and Neck Surgery, EarlyView.
ABSTRACT Allergic rhinitis (AR) arises from immune responses mediated by immunoglobulin E (IgE) to inhaled allergens, representing one of the most prevalent chronic conditions worldwide. Although AR may not be a serious ailment, it holds clinical relevance as it underpins numerous complications, serves as a major risk factor for suboptimal asthma ...
Zhe Wang   +3 more
wiley   +1 more source

A guide to chemokines and their receptors [PDF]

open access: yes, 2018
The chemokines (or chemotactic cytokines) are a large family of small, secreted proteins that signal through cell surface G‐protein coupled heptahelical chemokine receptors.
Braun A   +11 more
core   +1 more source

Identification of a Bipotent Epithelial Progenitor Population in the Adult Thymus

open access: yesCell Reports, 2016
Thymic epithelial cells (TECs) are critically required for T cell development, but the cellular mechanisms that maintain adult TECs are poorly understood.
Svetlana Ulyanchenko   +7 more
doaj   +1 more source

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