Results 1 to 10 of about 14,134 (199)

Review of cobalamin status and disorders of cobalamin metabolism in dogs [PDF]

open access: yesJournal of Veterinary Internal Medicine, 2020
Disorders of cobalamin (vitamin B12) metabolism are increasingly recognized in small animal medicine and have a variety of causes ranging from chronic gastrointestinal disease to hereditary defects in cobalamin metabolism.
Stefanie Kather   +2 more
exaly   +6 more sources

Transcriptomic and proteomic changes associated with cobalamin-dependent propionate production by the rumen bacterium Xylanibacter ruminicola [PDF]

open access: yesmSystems
Xylanibacter ruminicola is an abundant rumen bacterium that produces propionate in a cobalamin (vitamin B12)-dependent manner via the succinate pathway.
Sam C. Mahoney-Kurpe   +8 more
doaj   +2 more sources

Rapid Improvement of Hyperpigmentation, Growth, and Developmental Milestones With High-Dose Hydroxocobalamin, Betaine, and Folinic Acid Treatment: The First Patient With Cobalamin G Deficiency in Taiwan. [PDF]

open access: yesJIMD Rep
ABSTRACT In this report, we present the case of a 16‐month‐old patient who was diagnosed with cobalamin G deficiency at 4 months of age via whole exome sequencing by detecting compound heterozygous variants of uncertain significance (VUS) in the MTR gene: (1) c.1283T>A, p.Met428Lys; (2) c.2411T>C, p.Ile804Thr. Before the diagnosis, the initial clinical
Wu CT, Huang SJ, Chen CC, Chiu PC.
europepmc   +2 more sources

Cobalamin Protection against Oxidative Stress in the Acidophilic Iron-oxidizing Bacterium Leptospirillum Group II CF-1

open access: yesFrontiers in Microbiology, 2016
Members of the genus Leptospirillum are aerobic iron-oxidizing bacteria belonging to the phylum Nitrospira. They are important members of microbial communities that catalyze the biomining of sulfidic ores, thereby solubilizing metal ions.
Javiera Norambuena   +2 more
exaly   +3 more sources

Rare but relevant: Nitrous oxide and peripheral neurotoxicity, what do we know? [PDF]

open access: yesAddiction
Abstract Nitrous oxide (N2O), used medically as an anaesthetic, has gained popularity as a recreational drug, with rising prevalence particularly among young adults. While its reinforcing and addictive potential remains debated, N2O is proven to be neurotoxic, especially with prolonged, heavy use, which is often unexpected for users.
Brunt TM   +2 more
europepmc   +2 more sources

Disorder of intracellular cobalamin metabolism: Importance of rapid diagnostic illustrated by a case report of early-onset methylmalonic aciduria and homocystinuria, cobalamin C type [PDF]

open access: yesHeliyon
Methylmalonic aciduria and homocystinuria, cobalamin C type (cblC), constitute the most common inborn error of intracellular cobalamin metabolism. Here, we report the case of a 6-month-old child, presenting severe subacute neurological decline associated
Etienne Mondesert   +8 more
doaj   +2 more sources

Rapid Decolorization of Cobalamin [PDF]

open access: yesInternational Journal of Photoenergy, 2012
The photocatalytic decolorization of cobalamin was carried out in aqueous solution of different types of catalysts including ZnO, TiO2 (Degussa P25), TiO2 (Hombikat UV100), TiO2 (Millennium PC105), and TiO2 (Koronose 2073) by using UVA source of ...
Falah H. Hussein, Ahmed F. Halbus
doaj   +3 more sources

Cobalamin deficiency in pregnancy [PDF]

open access: yesClinical Case Reports, 2021
AbstractHydroxycobolamine supplementation in hereditary cobolamine deficiency and serial biochemical follow‐up allow uncomplicated pregnancy outcome.
Heleen Konings, Yves Jacquemyn
openaire   +4 more sources

The Neurology of Cobalamin [PDF]

open access: yesCanadian Journal of Neurological Sciences / Journal Canadien des Sciences Neurologiques, 1992
ABSTRACT:The following review indicates that the impact of cobalamin on neurologic disease extends far beyond the traditional myelopathy of classical pernicious anemia. The delineation of a broad spectrum of inherited disorders of cobalamin processing has served to illustrate and precisely define each step in the normal absorption, transport and ...
David S. Rosenblatt, Michael Shevell
openaire   +2 more sources

Cobalamin related parameters and disease patterns in patients with increased serum cobalamin levels. [PDF]

open access: yesPLoS ONE, 2012
BACKGROUND:Measurement of serum cobalamin levels is routinely used to diagnose cobalamin deficiency. Surprisingly, approximately 15% of patients have high cobalamin levels and no consensus exists regarding the clinical implications.
Johan F B Arendt, Ebba Nexo
doaj   +1 more source

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