Results 81 to 90 of about 205,636 (290)

Gut stem cell aging is driven by mTORC1 via a p38 MAPK-p53 pathway. [PDF]

open access: yes, 2020
Nutrients are absorbed solely by the intestinal villi. Aging of this organ causes malabsorption and associated illnesses, yet its aging mechanisms remain unclear.
Chen, Ye-Guang   +13 more
core  

The MEKK1 PHD ubiquitinates TAB1 to activate MAPKs in response to cytokines. [PDF]

open access: yes, 2014
Unlike the other MAP3Ks, MEKK1 (encoded by Map3k1) contains a PHD motif. To understand the role of this motif, we have created a knockin mutant of mouse Map3k1 (Map3k1(m) (PHD)) with an inactive PHD motif.
Anwar, Saba   +5 more
core   +2 more sources

siRNA Delivery via Cross‐Linked Gelatin Microparticles Enables Targeted Modulation of Osteogenic‐Vascular Cross‐Talk: An Advanced Human 3D in Vitro Test System for Therapeutic siRNA

open access: yesAdvanced Healthcare Materials, EarlyView.
Osteogenic‐angiogenic cross‐talk is a vital prerequisite for vascularized bone regeneration. In this study, we investigated the effects of siRNA‐mediated silencing of two inhibitory proteins, Chordin and WWP‐1, via CaP‐NP‐loaded gelatin microparticles in osteogenically differentiated microtissues.
Franziska Mitrach   +7 more
wiley   +1 more source

REX-1 expression and p38 MAPK activation status can determine proliferation/differentiation fates in human mesenchymal stem cells. [PDF]

open access: yesPLoS ONE, 2010
REX1/ZFP42 is a well-known embryonic stem cell (ESC) marker. However, the role of REX1, itself, is relatively unknown because the function of REX1 has only been reported in the differentiation of ESCs via STAT signaling pathways.
Dilli Ram Bhandari   +5 more
doaj   +1 more source

Heat Shock Factor 1 is a Substrate for p38 Mitogen-Activated Protein Kinases [PDF]

open access: yes, 2016
Heat shock factor 1 (HSF1) monitors the structural integrity of the proteome. Phosphorylation at S326 is a hallmark for HSF1 activation, but the identity of the kinase(s) phosphorylating this site has remained elusive. We show here that the dietary agent
Benjamin, Ivor J   +13 more
core   +4 more sources

Inflame My Heart (by p38-MAPK) [PDF]

open access: yesCirculation Research, 2006
See related article, pages 485–493 Although many studies have explored the stimuli which promote hypertrophic growth or death in cardiac myocytes and the signaling pathways which they activate, the mechanisms by which these pathways promote the pathophysiological responses are still obscure.
Angela Clerk, Peter H. Sugden
openaire   +1 more source

Mesenchymal Stem Cell‐Inspired Microneedle Platform for NIR‐responsive Immunomodulation and Accelerated Chronic Wound Healing

open access: yesAdvanced Materials, EarlyView.
The research demonstrates a Mesenchymal Stem Cell‐inspired microneedle platform (MSCi@MN) that addresses chronic diabetic wounds by combining MSC‐derived extracellular nanovesicles (NV)–DNA conjugates in microneedle tips with photothermal MXene in the patch layer.
Chan Ho Moon   +21 more
wiley   +1 more source

p38 MAPK activity is associated with the histological degree of interstitial fibrosis in IgA nephropathy patients.

open access: yesPLoS ONE, 2019
Activation of p38 mitogen-activated protein kinase (MAPK) is associated with tissue fibrosis, and inhibition of p38 MAPK can attenuate the progression of fibrosis.
Jeonghwan Lee   +5 more
doaj   +1 more source

AKT-independent activation of p38 MAP kinase promotes vascular calcification

open access: yesRedox Biology, 2018
Vascular calcification is prevalent in patients with atherosclerosis, and oxidative stress promotes pathogenesis of atherosclerosis. We have previously reported that activation of AKT by oxidative stress induces vascular calcification.
Youfeng Yang   +6 more
doaj   +1 more source

Fabrication, Properties, and Applications of Scaffolds for Bone Tissue Regeneration

open access: yesAdvanced Materials Technologies, EarlyView.
This review explores cutting‐edge biomaterials and fabrication techniques for scaffolds in bone tissue regeneration. It conducts a critical comparison of various strategies, meticulously analyzes the key contradictions in the field, and outlines an integrated development path spanning from biomaterial selection to clinical application, while ...
Shangsi Chen, Min Wang
wiley   +1 more source

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