Results 71 to 80 of about 913,429 (338)

Hematopoietic (stem) cells—The elixir of life?

open access: yesFEBS Letters, EarlyView.
The aging of HSCs (hematopoietic stem cells) and the blood system leads to the decline of other organs. Rejuvenating aged HSCs improves the function of the blood system, slowing the aging of the heart, kidney, brain, and liver, and the occurrence of age‐related diseases.
Emilie L. Cerezo   +4 more
wiley   +1 more source

The Caenorhabditis elegans DPF‐3 and human DPP4 have tripeptidyl peptidase activity

open access: yesFEBS Letters, EarlyView.
The dipeptidyl peptidase IV (DPPIV) family comprises serine proteases classically defined by their ability to remove dipeptides from the N‐termini of substrates, a feature that gave the family its name. Here, we report the discovery of a previously unrecognized tripeptidyl peptidase activity in DPPIV family members from two different species.
Aditya Trivedi, Rajani Kanth Gudipati
wiley   +1 more source

Modulation of Plant Defense System in Response to Microbial Interactions

open access: yesFrontiers in Microbiology, 2020
At different stages throughout their life cycle, plants often encounter several pathogenic microbes that challenge plant growth and development. The sophisticated innate plant immune system prevents the growth of harmful microbes via two interconnected ...
Resna Nishad   +4 more
doaj   +1 more source

The association between the immune system and malignancy : a brief review [PDF]

open access: yes, 2012
The immune system has evolved to protect the host from a universe of pathogenic microbes and eliminate toxic substances from the body. It is an interactive network of lymphoid organs, cells, humoral factors, and cytokines.
Abrahamse, H., Ayuk, S.M
core  

Innate immunity, assessed by plasma NO measurements, is not suppressed during the incubation fast in eiders [PDF]

open access: yes, 2006
Immunity is hypothesized to share limited resources with other physiological functions and may mediate life history trade-offs, for example between reproduction and survival.
Adamo   +62 more
core   +3 more sources

Protein pyrophosphorylation by inositol pyrophosphates — detection, function, and regulation

open access: yesFEBS Letters, EarlyView.
Protein pyrophosphorylation is an unusual signaling mechanism that was discovered two decades ago. It can be driven by inositol pyrophosphate messengers and influences various cellular processes. Herein, we summarize the research progress and challenges of this field, covering pathways found to be regulated by this posttranslational modification as ...
Sarah Lampe   +3 more
wiley   +1 more source

Early Interferon-γ Production in Human Lymphocyte Subsets in Response to Nontyphoidal Salmonella Demonstrates Inherent Capacity in Innate Cells [PDF]

open access: yes, 2010
Background Nontyphoidal Salmonellae frequently cause life-threatening bacteremia in sub-Saharan Africa. Young children and HIV-infected adults are particularly susceptible.
Anna E. Seeley   +5 more
core   +7 more sources

Th17, intestinal microbiota and the abnormal immune response in the pathogenesis of celiac disease [PDF]

open access: yes, 2015
Celiac disease (CD) is an autoimmune enteropathy induced by the ingestion of gluten in genetically predisposed individuals who carry the HLA-DQ2 or -DQ8 alleles.
Cicerone, Clelia   +2 more
core  

Wise Blood: The Principle of Overcoming in Disease and Immunity (Part 1) [PDF]

open access: yes, 2020
The immune system is an intelligently made system designed for interaction with microbes even in a perfect world; it is more than a defense. However, in a post-fall world, it is primarily a body’s defense system.
Gillen, Alan L., Huy, Keoprommony
core   +1 more source

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