B12 shots for malabsorption or dietary restriction Vegans, vegetarians, older adults, and people with GI conditions (Crohn's disease, celiac disease, pernicious anemia) commonly have inadequate B12 absorption
Ingestion of microplastics by commercial fish off the Portuguese coast
The genomic positions of peak summits relative to transcription start sites (TSS) were analyzed to predict protein-DNA interaction sites
Duodenal epithelial cytochrome b reductase 1 (DCYTB) converts Fe3+ to ferrous iron (Fe2+) in the presence of the reducing agent vitamin C or gastric acid [45, 46], and then transports it into the intestinal epithelial cells via the divalent metal transporter 1 (DMT1) [47]
Antioxidant defences in olive trees during drought stress: changes in activity of some antioxidant enzymes
Am J Hum Genet 63:13521362