Results 91 to 100 of about 1,385,287 (335)

Maternal Preconception Antibiotic Exposure Disrupts Microbial Succession: A Transgenerational Risk for Offspring Gut Mucosal Immaturity and Colitis Susceptibility

open access: yesAdvanced Science, EarlyView.
This study reveals that maternal antibiotic exposure prior to conception disrupts intergenerational gut microbial succession. By enhancing maternal‐offspring microbial transmission, altering microbial developmental trajectories and increasing selective pressures during community assembly, these disturbances lead to persistent gut mucosal immaturity and
Yuzhu Chen   +8 more
wiley   +1 more source

Eosinophils restrain humoral alloimmunity after lung transplantation

open access: yesJCI Insight
While the function of many leukocytes in transplant biology has been well defined, the role of eosinophils is controversial and remains poorly explored. Conflicting data exist regarding eosinophils’ role in alloimmunity.
Zhongcheng Mei   +17 more
doaj   +1 more source

Persons Versus Brains: Biological Intelligence in Human Organisms [PDF]

open access: yes, 2001
I go deep into the biology of the human organism to argue that the psychological features and functions of persons are realized by cellular and molecular parallel distributed processing networks dispersed throughout the whole body.
Steinhart, E.
core  

Distinct Immunomodulatory Strategies Guide Mesenchymal Stromal/Stem Cell‐Mediated Bone Regeneration

open access: yesAdvanced Science, EarlyView.
Bone regeneration by mesenchymal stem cells is strongly influenced by immune signals. This study shows that priming stem cells with regulatory immune cells or an inflammation‐resolving lipid molecule enhances bone formation through distinct immune pathways.
Salwa Suliman   +5 more
wiley   +1 more source

Human gut microbiota–reactive DP8α Tregs prevent acute graft-versus-host disease in a CD73-dependent manner

open access: yesJCI Insight
Graft-versus-host disease (GvHD) is a life-threatening complication frequently occurring following allogeneic hematopoietic stem cell transplantation (allo-HSCT).
Emmanuelle Godefroy   +19 more
doaj   +1 more source

Polymer Matrix‐Based 3D Culture Significantly Enhances the Differentiation and Immunomodulatory Functions of Human Adipose‐Derived Stem Cells

open access: yesAdvanced Science, EarlyView.
The 3D culture of human adipose‐derived stem cells (hADSCs) on a crosslinked cyclosiloxane‐based poly‐Z matrix platform enables the formation of spheroid structures enriched with extracellular matrix (ECM). These ECM‐enriched hADSC spheroids cultured on poly‐Z exhibit enhanced differentiation potential, immunomodulatory capacity, and in vivo ...
Changjin Seo   +6 more
wiley   +1 more source

Pregnancy dedifferentiates memory CD8+ T cells into hypofunctional cells with exhaustion-enriched programs

open access: yesJCI Insight
Alloreactive memory, unlike naive, CD8+ T cells resist transplantation tolerance protocols and are a critical barrier to long-term graft acceptance in the clinic.
Jared M. Pollard   +6 more
doaj   +1 more source

A new homeostatic model of the T cell system

open access: yes, 2010
Our main tenet argues that the primary role of positive thymic selection and the resulting T cell population is the maintenance of a homeostatic equilibrium with self MHC-self peptide complexes.
Bakacs, Tibor, Szabados, Tamas
core   +1 more source

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