Results 91 to 100 of about 414,201 (353)

Metabolism within the tumor microenvironment and its implication on cancer progression: an ongoing therapeutic target [PDF]

open access: yes, 2018
Since reprogramming energy metabolism is considered a new hallmark of cancer, tumor metabolism is again in the spotlight of cancer research. Many studies have been carried out and many possible therapies have been developed in the last years.
Abdel-Aziz   +431 more
core   +2 more sources

Influence of L-lactate and low glucose concentrations on the metabolism and the toxin formation of Clostridioides difficile.

open access: yesPLoS ONE, 2021
The virulence of Clostridioides difficile (formerly Clostridium difficile) is mainly caused by its two toxins A and B. Their formation is significantly regulated by metabolic processes.
Julia Danielle Hofmann   +5 more
doaj   +1 more source

Comparative studies of lactate dehydrogenases in lactic acid bacteria. Amino-acid composition of an active-site region and chemical properties of the L-lactate dehydrogenase of Lactobacillus casei, Lactobacillus curvatus, Lactobacillus plantarum, and Lactobacillus acidophilus.

open access: yesEuropean Journal of Biochemistry, 1977
The molecular weight, the amino acid composition and the N-terminal and C-terminal amino acids of two allosteric (Lactobacillus casei, L. curvatus) and two non-allosteric (L. plantarum, L. acidophilus) L-lactate dehydrogenases, purified to homogeneity by
R. Hensel   +3 more
semanticscholar   +1 more source

Biomimetic Nanomedicines Deliver Naringin for Enhanced Acute Liver Failure Therapy via Balanced Regulation of Hepatocyte Oxidative Stress and Kupffer Cell Inflammation

open access: yesAdvanced Functional Materials, EarlyView.
A biomimetic nanomedicine (RBLN) constructed by loading natural antioxidants to clinically used layered double hydroxide nanoparticles is surface coated with fresh or senescent red blood cell membrane for balanced drug delivery to hepatocytes and KCs, thereby simultaneously alleviating liver oxidant stress and inflammation for effective drug‐induced ...
Jiahui Shao   +8 more
wiley   +1 more source

Bonded Cumomer Analysis of Human Melanoma Metabolism Monitored by 13C NMR Spectroscopy of Perfused Tumor Cells. [PDF]

open access: yes, 2015
A network model for the determination of tumor metabolic fluxes from (13)C NMR kinetic isotopomer data has been developed and validated with perfused human DB-1 melanoma cells carrying the BRAF V600E mutation, which promotes oxidative metabolism.
Blair, Ian A   +9 more
core   +2 more sources

Identification and Enzymatic Properties of the Key D-Lactate Dehydrogenase in Leuconostoc pseudomesenteroides HL64

open access: yesShipin gongye ke-ji
D-Lactic acid was produced with high purity by Leuconostoc pseudomesenteroides HL64. However, the key lactate dehydrogenase responsible for this biosynthesis remained undetermined.
Peng LI   +3 more
doaj   +1 more source

L-lactate dehydrogenase A4- and A3B isoforms are bona fide peroxisomal enzymes in rat liver. Evidence for involvement in intraperoxisomal NADH reoxidation.

open access: yesJournal of Biological Chemistry, 1996
The subcellular localization of l-lactate dehydrogenase (LDH) in rat hepatocytes has been studied by analytical subcellular fractionation combined with the immunodetection of LDH in isolated subcellular fractions and liver sections by immunoblotting and ...
E. Baumgart   +3 more
semanticscholar   +1 more source

Differential Compartmentalization of Enzymatic Reactions for Lactate Signaling Across Protocells

open access: yesAdvanced Functional Materials, EarlyView.
Two populations of protocells consisting of giant unilamellar vesicles containing active species and distinct artificial organelles are competent of collective behavior by mimicking production, intercellular communication, and detection of the bioinspired signal molecule lactate. Enzymatic cascade reactions within artificial organelles demonstrate that
Arianna Balestri   +4 more
wiley   +1 more source

Characterization of hormone and protein release from alpha-toxin- permeabilized chromaffin cells in primary culture [PDF]

open access: yes, 1986
Addition of Staphylococcus aureus alpha-toxin to adult bovine chromaffin cells maintained in primary culture causes permeabilization of cell membrane as shown by the release of intracellular 86Rb+.
Ahnert-Hilger, G.   +4 more
core  

Membrane electrochemical reactors (MER) for NADH regeneration in HLADH-catalysed synthesis: comparison of effectiveness [PDF]

open access: yes, 2004
Two membrane electrochemical reactors(MER) were designed and applied to HLADH-catalysed reduction of cyclohexanone to cyclohexanol. The regeneration of the cofactor NADH was ensured electrochemically, using either methyl viologen or a rhodium complex as
Basséguy, Régine   +2 more
core   +1 more source

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