Results 51 to 60 of about 1,585,833 (365)

Nutritional Status of Vitamin D and the Effect of Vitamin D Supplementation in Korean Breast-fed Infants [PDF]

open access: yes, 2010
We investigated the vitamin D status and the effect of vitamin D supplementation in Korean breast-fed infants. The healthy term newborns were divided into 3 groups; A, formula-fed; B, breast-fed only; S, breast-fed with vitamin D supplementation.
Belachew   +36 more
core   +2 more sources

Obesity alters the fitness of peritumoral adipose tissue, exacerbating tumor invasiveness in renal cancer through the induction of ADAM12 and CYP1B1

open access: yesMolecular Oncology, EarlyView.
Tumor microenvironment drives cancer formation and progression. We analyzed the role of human cancer‐associated adipocytes from patients with renal cell carcinoma (RCC) stratified as lean, overweight, or obese. RNA‐seq demonstrated that, among the most altered genes involved in the tumor–stroma crosstalk, are ADAM12 and CYP1B1, which were proven to be ...
Sepehr Torabinejad   +13 more
wiley   +1 more source

Independent components in spectroscopic analysis of complex mixtures [PDF]

open access: yesChemometrics and Intelligent Laboratory Systems, 2010, 103, 108-115, 2010
We applied two methods of "blind" spectral decomposition (MILCA and SNICA) to quantitative and qualitative analysis of UV absorption spectra of several non-trivial mixture types. Both methods use the concept of statistical independence and aim at the reconstruction of minimally dependent components from a linear mixture.
arxiv   +1 more source

Decreased vitamin B 12 and folic acid concentrations in acne patients after isotretinoin therapy: A controlled study

open access: yesIndian Journal of Dermatology, 2014
Background: Oral isotretinoin treatment might influence the levels of vitamin B 12 and folic acid. Aims and Objectives: The aim of this study is to compare vitamin B 12 and folic acid levels in patients with moderate and severe acne vulgaris with those ...
Hilal Gökalp, I Bulur, M A Gürer
doaj   +1 more source

Electronic structure and correlations of vitamin B12 studied within the Haldane-Anderson impurity model [PDF]

open access: yes, 2015
We study the electronic structure and correlations of vitamin B12 (cyanocobalamine) by using the framework of the multi-orbital single-impurity Haldane-Anderson model of a transition-metal impurity in a semiconductor host. The parameters of the effective Haldane-Anderson model are obtained within the Hartree-Fock (HF) approximation.
arxiv   +1 more source

Methylenetetrahydrofolate reductase and transcobalamin genetic polymorphisms in human spontaneous abortion: biological and clinical implications [PDF]

open access: yes, 2004
The pathogenesis of human spontaneous abortion involves a complex interaction of several genetic and environmental factors. The firm association between increased homocysteine concentration and neural tube defects (NTD) has led to the hypothesis that ...
Zetterberg, Henrik
core   +3 more sources

Targeted metabolomics reveals novel diagnostic biomarkers for colorectal cancer

open access: yesMolecular Oncology, EarlyView.
This study employed targeted metabolomic profiling to identify 302 distinct metabolites present in platelet‐rich plasma (PRP), revealing aberrant metabolic profiles amongst individuals diagnosed with colorectal cancer (CRC). Compared to carcinoembryonic antigen (CEA) and cancer antigen 19‐9 (CA199), our metabolite panel showed improved sensitivity ...
Zuojian Hu   +7 more
wiley   +1 more source

Vitamin B12 deficiency and Parkinson’s disease

open access: yesНеврология, нейропсихиатрия, психосоматика, 2023
Parkinson’s disease (PD) is a progressive neurodegenerative disease with various clinical manifestations, its origin not always can be explained only by dopamine deficiency. Long-term treatment with levodopa (especially its intraduodenal administration),
Z. A. Zalyalova, E. V. Ekusheva
doaj   +1 more source

Anti-Diffusion in an Algae-Bacteria Microcosm: Photosynthesis, Chemotaxis, and Expulsion [PDF]

open access: yesarXiv, 2023
In Nature there are significant relationships known between microorganisms from two kingdoms of life, as in the supply of vitamin B$_{12}$ by bacteria to algae. Such interactions motivate general investigations into the spatio-temporal dynamics of metabolite exchanges. Here we study by experiment and theory a model system: a coculture of the bacterium $
arxiv  

Holotranscobalamin, a marker of vitamin B-12 status: analytical aspects and clinical utility12345 [PDF]

open access: yes
Approximately one-quarter of circulating cobalamin (vitamin B-12) binds to transcobalamin (holoTC) and is thereby available for the cells of the body. For this reason, holoTC is also referred to as active vitamin B-12.
Aarsetøy   +62 more
core   +2 more sources

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