Results 41 to 50 of about 2,914,828 (294)

Research progress on nutritional requirements of grazing livestock

open access: yesSiliao yanjiu, 2022
Grazing is the feeding method with the lowest cost in livestock husbandry, which is also the main form of ruminant raising in most countries. With the improvement of ecological environment and the implementation of the policies such as returning farmland
Qian-shan HUANG   +3 more
doaj  

Nutritional requirements and actual dietary intake of adult burn patients [PDF]

open access: yesJournal of Fasting and Health, 2018
Background: Nutritional support of the burn patient is essential to optimize, host immune defenses and to promote prompt wound healing. Furthermore, the increased needs in calorie requirement of burned patients, the composition of proteins, carbohydrates
Abdolreza Norouzy   +6 more
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

Nutritional Support for Neurocritically Ill Patients [PDF]

open access: yesJournal of Neurocritical Care, 2018
Nutritional assessment and support are often overlooked in the critically ill due to other urgent priorities. Unlike oxygenation, organ dysfunction, infection, or consciousness, there is no consensus of indicators.
Hae-Bong Jeong   +2 more
doaj   +1 more source

Microbiome−host proteostasis crosstalk—An emerging perspective on mechanisms and interventions toward healthy longevity

open access: yesFEBS Letters, EarlyView.
Proteostasis and the gut microbiota play a key role in shaping host physiology. Microbiota‐derived metabolites, vitamins, and RNA modulate host proteostasis. Findings from model systems, including C. elegans, indicate microbes can either stabilize or disrupt host proteostasis.
Abhishek Anil Dubey, Maria Ermolaeva
wiley   +1 more source

Reconstructing enzyme evolution by protein engineering

open access: yesFEBS Letters, EarlyView.
Natural enzyme evolution can be retraced by protein engineering methods such as directed evolution, rational design, and ancestral sequence reconstruction. These approaches reveal how enzymes emerged from ligand‐binding scaffolds, developed varying substrate preferences, formed oligomeric complexes, adapted to environmental changes, and evolved novel ...
Lukas Drexler   +2 more
wiley   +1 more source

Vitamin D intakes and health outcomes in infants and preschool children: Summary of an evidence report

open access: yesAnnals of Medicine, 2022
Background A systematic review was commissioned to support an international expert group charged to update the Food and Agriculture Organisation of the United Nations (FAO)/World Health Organisation (WHO)’s vitamin D intake recommendations for children ...
Andrew R. Beauchesne   +11 more
doaj   +1 more source

Microbiome‐blood–brain barrier interactions in aging — mechanisms and therapeutic potential

open access: yesFEBS Letters, EarlyView.
Aging reshapes the gut microbiome (↓SCFA‐producing commensals; ↑pro‐inflammatory outputs), shifting circulating metabolites (↓SCFAs; ↑LPS, ↑TMAO, ↑PAA) that act at the BBB to increase nonspecific transcytosis, alter transport, and promote astrocyte reactivity, heightening brain vulnerability.
Daniel Cuervo‐Zanatta   +3 more
wiley   +1 more source

Nutritional assessment and requirements

open access: yes, 2011
Nutritional assessment 2Risk factors for undernutrition 3Nutritional intake 4Taking a feeding history 5Basic anthropometry: the assessment of body form 6Growth 7Patterns of growth 15Malnutrition 17Nutritional requirements 19Nutritional status reflects ...
R. Mark Beattie   +2 more
core   +1 more source

Stable isotope dilution techniques for assessing vitamin A status and bioefficacy of provitamin A carotenoids in humans. [PDF]

open access: yes, 2005
Vitamin A deficiency is a major global public health problem. Among the variety of techniques that are available for assessing human vitamin A status, evaluating the provitamin A nutritional values of foodstuffs and estimating human vitamin A ...
Judy D Ribaya-Mercado   +19 more
core   +1 more source

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