Oxygen battle in the gut: Hypoxia and hypoxia-inducible factors in metabolic and inflammatory responses in the intestine

R Singhal, YM Shah - Journal of Biological Chemistry, 2020 - ASBMB
The gastrointestinal tract is a highly proliferative and regenerative tissue. The intestine also
harbors a large and diverse microbial population collectively called the gut microbiome …

Physiologic hypoxia and oxygen homeostasis in the healthy intestine. A review in the theme: cellular responses to hypoxia

L Zheng, CJ Kelly, SP Colgan - American Journal of …, 2015 - journals.physiology.org
In recent years, the intestinal mucosa has proven to be an intriguing organ to study tissue
oxygenation. The highly vascularized lamina propria juxtaposed to an anaerobic lumen …

Hypoxia inducible factor-1α: the curator of gut homeostasis

T Kumar, R Pandey, NS Chauhan - Frontiers in Cellular and Infection …, 2020 - frontiersin.org
The human gut microbiome is a stratified and resilient ecosystem co-inhabited by a diverse
and dynamic pool of microorganisms. Microbial selection, establishment, and colonization …

[HTML][HTML] Hypoxia and inflammatory bowel disease

EP Cummins, D Crean - Microbes and infection, 2017 - Elsevier
Inflammatory bowel disease (IBD) is a general term to describe inflammatory diseases of the
gastrointestinal tract such as Crohn's disease and ulcerative colitis. IBD affects …

Hypoxia and gastrointestinal disease

CT Taylor, SP Colgan - Journal of molecular medicine, 2007 - Springer
The gastrointestinal mucosa is a richly perfused vascular bed directly juxtaposed with the
anaerobic and nonsterile lumen of the gut. As such, intestinal epithelial cells, which line the …

Hypoxia-inducible factor as a bridge between healthy barrier function, wound healing, and fibrosis

CA Steiner, IM Cartwright, CT Taylor… - American Journal of …, 2022 - journals.physiology.org
The healthy mammalian intestine is lined by a single layer of epithelial cells. These cells
provide a selectively permeable barrier to luminal contents and normally do so in an efficient …

Hypoxia: an alarm signal during intestinal inflammation

SP Colgan, CT Taylor - Nature reviews Gastroenterology & hepatology, 2010 - nature.com
Intestinal epithelial cells that line the mucosal surface of the gastrointestinal tract are
positioned between an anaerobic lumen and a highly metabolic lamina propria. As a result …

Hypoxia and metabolic factors that influence inflammatory bowel disease pathogenesis

LE Glover, SP Colgan - Gastroenterology, 2011 - Elsevier
The gastrointestinal epithelium is anatomically positioned to provide a selective barrier
between the anaerobic lumen and lamina propria, which has a high rate of metabolism …

Role of intestinal HIF-2α in health and disease

SK Ramakrishnan, YM Shah - Annual review of physiology, 2016 - annualreviews.org
The intestine is supported by a complex vascular system that undergoes dynamic and
transient daily shifts in blood perfusion, depending on the metabolic state. Moreover, the …

Hypoxia and HIF-1 as key regulators of gut microbiota and host interactions

LP Pral, JL Fachi, RO Corrêa, M Colonna… - Trends in …, 2021 - cell.com
Oxygen (O 2) availability is a key factor regulating microbiota composition and the
homeostatic function of cells in the intestinal mucosa of vertebrates. Microbiota-derived …