Web15 de jul. de 2024 · Lactate is a by-product of glycolysis that can function via its G protein receptor GPR81. Here the authors show that LPS or Salmonella infection enhances glycolytic metabolism in bone marrow ... Web3 de set. de 2010 · Next, the mRNA expression levels of three HIF-α subunits, HIF-1α, -2α, and -3α, in CD34 − LSK (the fraction of LT-HSC [Osawa et al., 1996], CD34 + LSK (short-term reconstituting HSC; ST-HSC and multi-potent progenitor; MPP), Lin −, and Lin + cells in 10-week-old BM were confirmed by quantitative PCR. The HIF-1α expression was higher …
Hypoxia regulates the hematopoietic stem cell niche - PubMed
Web1 de mai. de 2024 · HIF-1α then acts on a series of downstream cytokines, such as connective tissue growth factor, to activate HSC [12, 13]. Soumya et al. also found that under hypoxic conditions, the up-regulation of HIF-1α induced the activation of the Notch intracellular domain (NICD) of the transcription factor Notch, which in turn increased the … Web8 de jan. de 2024 · Upregulation of HIF-1α in 5-FU-resistant CRC occurred through non-oxygen-dependent mechanisms of reactive oxygen species-mediated activation of … the point nail salon
HIF-1α is required for hematopoietic stem cell mobilization and 4 ...
WebThe HSC niche refers to the specific anatomical region where the stem cells reside, but also to the regulatory microenvironment consisting of adjacent cells and factors produced by these. An important feature of the HSC niche seems to be a relatively low level of oxygen: hypoxia. Hypoxia leads to activation of Hypoxia-Inducible Factors (HIF). Web1 de mar. de 2024 · Hypoxia-inducible factor-1α (HIF-1α) has been reported to positively modulate EHT in vivo, but current data indicate the existence of other regulators of this … Web12 de jan. de 2015 · We demonstrate in mice with HSC-specific conditional deletion of the Hif1a gene that the oxygen-labile transcription factor HIF-1α is essential for HSC … the point mission beach