Results 41 to 50 of about 24,818 (181)

Seasonal patterns in B‐vitamins and cobalamin co‐limitation in the Northwest Atlantic

open access: yesLimnology and Oceanography, EarlyView.
Abstract B‐vitamins are important co‐enzymes that have long been hypothesized to play key roles in marine ecosystems. However, environmental measurements remain scarce, which limits our understanding of their potential impact. Here, we present mass spectrometry‐based measurements of B‐vitamins (B1, B2, B3, B5, B6, B12) and related vitamers along a ...
Catherine Bannon   +9 more
wiley   +1 more source

Relationship between serum cobalamin concentration and endoscopic ileal appearance and histology in dogs with chronic inflammatory enteropathy

open access: yesJournal of Veterinary Internal Medicine, 2022
Background It has not been determined whether ileal appearance differs among dogs with chronic inflammatory enteropathy (CIE) and different serum concentrations of cobalamin.
Eva M. Pérez‐Merino   +5 more
doaj   +1 more source

Iron physiology and metabolism of model phytoplankton taxa in a western boundary continental shelf ecosystem

open access: yesLimnology and Oceanography, EarlyView.
Abstract Continental shelf ecosystems support diverse phytoplankton communities that contribute to global primary productivity. Iron is an important micronutrient controlling the growth of marine phytoplankton, but its role in influencing phytoplankton ecophysiology in western boundary continental shelf ecosystems is understudied.
Lucy E. Quirk   +2 more
wiley   +1 more source

Microbial Transformation of Dietary Glycerol Contributes to Intestinal Acrolein Formation and Urinary Excretion

open access: yesMolecular Nutrition &Food Research, EarlyView.
The double unsaturated aldehyde acrolein has been implicated in a number of human disorders. Investigating a cohort of 20 participants housed at defined conditions based on a combination of urinary and fecal biomarkers, we observed that glycerol was readily available to intestinal microbiota.
Clarissa Schwab   +10 more
wiley   +1 more source

Algae‐Filled Polypropylene: How Particle Size of Nannochloropsis oculata Biomass Affects Composite Properties

open access: yesPolymer Engineering &Science, EarlyView.
Graphical abstract illustrating the incorporation of Nannochloropsis biomass of three different particle sizes into polypropylene (PP). The resulting PP/biomass composites (20 wt%) show enhanced ductility after processing. ABSTRACT This study investigates the use of Nannochloropsis oculata biomass, focusing on evaluating the influence of its biomass ...
Bruna Louise Silva   +4 more
wiley   +1 more source

Serum Cobalamin and Methylmalonic Acid Concentrations in Hyperthyroid Cats Before and After Radioiodine Treatment

open access: yesJournal of Veterinary Internal Medicine, 2016
Background Hyperthyroidism, the most common endocrine disorder in cats, has been associated with low serum cobalamin concentrations. Whether this is a functional cobalamin deficiency of clinical importance has not been assessed.
B.M. Geesaman   +2 more
doaj   +1 more source

Neurological disorders in vitamin B12 deficiency [PDF]

open access: yesТерапевтический архив, 2019
The review discusses thesteps of vitamin B12 metabolism and its role in maintaining of neurological functions. The term "vitamin B12 (cobalamin)" refers to several substances (cobalamins) of a very similar structure. Cobalamin enters the body with animal
Ch S Pavlov   +3 more
doaj   +1 more source

Dropped jaw as a feature of suspected nutritional encephalopathy in a cat

open access: yesVeterinary Record Case Reports, EarlyView.
Abstract A 3‐year‐1‐month‐old female neutered domestic shorthair cat was presented for reluctance to jump over 3 months. Neurological and orthopaedic examinations, laboratory tests and cerebrospinal fluid analysis were unremarkable. Magnetic resonance imaging revealed mild bilateral symmetrical intra‐axial changes in the caudal brainstem.
Eleftheria Skovola   +3 more
wiley   +1 more source

Cobalamin Malabsorption due to a Dysfunctional Intrinsic Factor

open access: yesCanadian Journal of Gastroenterology, 1989
An 18-year-old French Canadian student presenting with a severe normocytic anemia, had undetectable serum cobalamin but normal gastric acidity and no evidence of generalized malabsorption. The gastric juice contained a normal quantity of intrinsic factor.
Jeanne Drouin, Nadia Mikhael
doaj   +1 more source

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