Results 31 to 40 of about 5,008,376 (303)

Physiology of the Amino Acids [PDF]

open access: yesScience, 1942
We have followed the amino acids from their entrance into the alimentary tract in the form of food proteins through the successive steps of digestion, absorption into the blood stream and passage from the blood stream into the tissues, where they are concentrated by some unknown mechanism to many times their concentration in the blood plasma.
openaire   +2 more sources

An Evaluation of the Arginine Requirements of Broiler Chickens and the Potential Arginine and Energy-Saving Effects of Guanidinoacetic Acid

open access: yesAnimals
Two 35-day trials were conducted to determine the arginine (Arg) requirement of broiler chickens and the Arg and energy-sparing effects of guanidinoacetic acid (GAA). In experiment 1, a low-Arg diet (basal diet) was supplemented with increasing levels (0.
Adriaan Verhelle, Behnam Saremi
doaj   +1 more source

Amino Acids, Amino Acid Derivatives and Peptides as Antioxidants

open access: yes, 2022
[Excerpt] The biological concept of antioxidant refers to any compound that is able to delay or 5 prevent the oxidation of easily oxidizable substrates, such as DNA, proteins and 6 lipids. Antioxidants reduce oxidative stress and mutations in DNA as well as other 7 parameters associated with cell damage.
Monteiro, Luís S.   +1 more
openaire   +2 more sources

Amino-acid sequences of MAKER-annotated protein-coding genes

open access: yes, 2022
Amino-acid sequences of MAKER-annotated protein-coding ...
Yinhuan Ding (13979091)
core   +2 more sources

Amino Acid Metabolism in Lupus

open access: yesFrontiers in Immunology, 2021
T cell metabolism is central to cell proliferation, survival, differentiation, and aberrations have been linked to the pathophysiology of systemic autoimmune diseases.
Michihito Kono   +2 more
doaj   +1 more source

Enteropathogenic E. coli shows delayed attachment and host response in human jejunum organoid‐derived monolayers compared to HeLa cells

open access: yesFEBS Letters, EarlyView.
Enteropathogenic E. coli (EPEC) infects the human intestinal epithelium, resulting in severe illness and diarrhoea. In this study, we compared the infection of cancer‐derived cell lines with human organoid‐derived models of the small intestine. We observed a delayed in attachment, inflammation and cell death on primary cells, indicating that host ...
Mastura Neyazi   +5 more
wiley   +1 more source

The psychological burden of nutritional treatment in inherited metabolic disorders: Navigating daily life

open access: yesMolecular Genetics and Metabolism Reports
Introduction: Inherited metabolic disorders (IMD) are a heterogeneous group of rare diseases, many of which require medically prescribed nutritional treatment.
Annieke Venema   +11 more
doaj   +1 more source

Research Progress of Amino Acid Metabolism PET Imaging in Tumor

open access: yesJournal of Isotopes, 2015
Amino acid metabolism PET imaging plays a very important role in metabolism molecular imaging. Amino acid PET tracers include [1-11C]amino acid, labeling α-C amino acid, labeling side-chain amino acid, and N-substituted labeling amino acid.
NIE Da-hong, TANG Gang-hua2
doaj   +1 more source

Gut microbiome and aging—A dynamic interplay of microbes, metabolites, and the immune system

open access: yesFEBS Letters, EarlyView.
Age‐dependent shifts in microbial communities engender shifts in microbial metabolite profiles. These in turn drive shifts in barrier surface permeability of the gut and brain and induce immune activation. When paired with preexisting age‐related chronic inflammation this increases the risk of neuroinflammation and neurodegenerative diseases.
Aaron Mehl, Eran Blacher
wiley   +1 more source

Role of amino acid transporters in amino acid sensing [PDF]

open access: yesThe American Journal of Clinical Nutrition, 2014
Amino acid (AA) transporters may act as sensors, as well as carriers, of tissue nutrient supplies. This review considers recent advances in our understanding of the AA-sensing functions of AA transporters in both epithelial and nonepithelial cells.
openaire   +3 more sources

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