Results 111 to 120 of about 16,350,711 (297)

The L-Ascorbic acid Absorption

open access: yesYonsei Medical Journal, 1965
J H, Kim, C S, Song
openaire   +2 more sources

Intestinal absorption and metabolism of ascorbic acid in rainbow trout

open access: yes, 1990
Transport and metabolism of the reduced and oxidized forms of vitamin C were evaluated in trout intestine in vitro. Transepithelial fluxes of [14C]ascorbic acid were determined with the substrate present at 10 microM.
R. C. Rose, J. L. Choi
core   +1 more source

An Effector TaCRVP From Tuta Absoluta Oral Secretion Impairs H2O2‐Mediated Plant Defense by Targeting Tomato SlCAT2

open access: yesAdvanced Science, EarlyView.
The Tuta absoluta salivary effector TaCRVP subverts tomato immunity by hijacking host catalase SlCAT2. Through a sophisticated dual mechanism, TaCRVP simultaneously promotes SlCAT2 tetramerization for activation and blocks its SlAdBiL‐mediated degradation for stabilization.
Jianquan Yan   +9 more
wiley   +1 more source

Studies on crystalline complexes involving amino acids. V. The structure of L-serine-L-ascorbic acid

open access: yes, 1980
L-Serine-L-ascorbic acid, C3HTNOa. C6HsO6, a 1:1 complex between the amino acid serine and the vitamin ascorbic acid, crystallizes in the orthorhombic space group P2~2~2~ with four formula units in a cell of dimensions a = 5.335(3), b = 8.769(2), c = 25 ...
Bhat, TN, Vijayan, M, Sudhakar, V
core   +2 more sources

Cavity‐Enhanced Eye‐Readable Detection of 0.1% H2 via Active Modulation of Charge‐Transfer Plasmons

open access: yesAdvanced Science, EarlyView.
A cavity‐structured nanoparticle sensor is developed for highly sensitive, eye‐readable hydrogen detection. Its excellent colorimetric response arises from a hydrogen‐induced charge‐transfer mechanism: reduction of the dielectric oxide shell in H2 triggers a transition from the plasmonic gap mode to the charge‐transfer plasmon mode.
Xuemin Zhang   +9 more
wiley   +1 more source

Modulation of alkaline phosphatase in different organs by ascorbic acid and related compounds

open access: yes, 1983
The organ-specific modulation by ascorbic acid and related compounds on alkaline phosphatase activity of calf intestinal and human placental tissues has been studied at pH 8.0 and 37 degrees C. L(+)-ascorbic acid and its isomer D(-)-ascorbic acid inhibit
Mordente, Alvaro, Meucci, Elisabetta
core  

Xymedon conjugate with biogenic acids. Antioxidant properties of a conjugate of Xymedon with l-ascorbic acid [PDF]

open access: yes, 2018
© 2018, Springer Science+Business Media, LLC, part of Springer Nature. Antiradical activity and antioxidant properties of a conjugate of Xymedon with l-ascorbic acid were studied.

core  

Neutron scattering and HPLC study on L-ascorbic acid and its degradation

open access: yes, 2008
The present paper shows a systematic dynamic and kinetic study on l-ascorbic acid and its degradation at high temperature. The neutron scattering study allows, through the behavior of quasi-elastic neutron scattering (QENS) spectra, to characterize the ...
SQUADRITO, Francesco   +9 more
core   +1 more source

AI‐Assisted Tumor Boundary Delineation via Targeted Ultrasmall Iron Oxide Nanoprobe for High‐Contrast HER2‐Positive Tumor Imaging

open access: yesAdvanced Science, EarlyView.
A novel targeted and pH‐responsive MRI contrast agent was integrated with a 3D nnU‐Net deep learning framework to enable accurate delineation of tumor boundary morphology in HER2‐positive breast cancer imaging. ABSTRACT Breast cancer continues to be a leading cause of cancer‐related mortality in women globally, where precise diagnosis and clear tumor ...
Jiaying Zheng   +7 more
wiley   +1 more source

KLF5 Downregulation Links Impaired BNIP3‐Mediated Mitophagy to Inflammatory Valve Remodeling in Calcific Aortic Valve Disease

open access: yesAdvanced Science, EarlyView.
In human CAVD, KLF5 is reduced in VIC‐rich regions and remodeling/stress‐associated VIC states. In VICs, KLF5 sustains BNIP3 promoter activity and BNIP3‐mediated mitophagy, thereby limiting cytosolic mtDNA accumulation. KLF5 loss weakens mitochondrial quality control and enhances mtDNA‐sensitive STING/NF‐κB/NLRP3 inflammatory signaling under osteogenic
Jin‐Hui Bian   +13 more
wiley   +1 more source

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