Results 51 to 60 of about 27,012 (233)

SPERMINE OXIDASE: AN AMINE OXIDASE WITH SPECIFICITY FOR SPERMINE AND SPERMIDINE [PDF]

open access: yesJournal of Experimental Medicine, 1953
Sheep serum and bovine serum contain an enzyme which brings about a rapid oxidative deamination of certain biological amines. This enzyme differs from previously described amine oxidases in several regards and especially in its substrate specificity.
openaire   +2 more sources

Biomaterial design strategies for enhancing mitochondrial transplantation therapy

open access: yesBMEMat, EarlyView.
Biomaterials to facilitate mitochondrial transplantation therapy: biomaterials as barriers to protect mitochondria from pathophysiological microenvironments, like osmotic stress caused by the excessive concentration of calcium ion, reactive oxygen species, and advanced glycation end products; biomaterials integrating with biochemical cues to improve ...
Shaoyang Kang   +12 more
wiley   +1 more source

Antibacterial Action of Oxidized Spermine [PDF]

open access: yesJournal of General Microbiology, 1964
SUMMARY: Spermine oxidized by partially purified serum amine oxidase inhibited the growth of a variety of Gram-positive and Gram-negative bacteria. This inhibition of growth was not antagonized by calcium ion, and occurred over a wide pH range. Inactivation increased with time and temperature of incubation.
U, BACHRACH, S, PERSKY
openaire   +2 more sources

Reprogramming tumor immune microenvironment by ultrasound‐responsive nanoplatforms for enhanced cancer immunotherapy

open access: yesBMEMat, EarlyView.
Ultrasound‐responsive nanoplatforms reprogram the tumor immune microenvironment by targeting tumor cells, immune cells, and non‐immune stromal cells to enhance the efficacy of cancer immunotherapy. Abstract Cancer immunotherapy represents a significant advancement in cancer treatment by enhancing the specific recognition and elimination of cancer cells.
Shilong Zhao   +4 more
wiley   +1 more source

The Carbon Number‐specific Impact of Mineral Oil Saturated Hydrocarbons on Inducing Colonic Inflammation in Female and Male Fischer 344 Rats

open access: yesFood Frontiers, EarlyView.
MOSH‐induced colonic alterations and sex‐specific metabolic pathways in female and male F344 rats. ABSTRACT This study investigated the effects of mineral oil saturated hydrocarbon (MOSH) sub‐fractions (C20‐30 and C30‐50) on the colon of male and female F344 rats and the underlying mechanisms.
Lin Zhu   +6 more
wiley   +1 more source

Aggregation‐induced emission luminogens in in vitro diagnostics: Advancing biomarker detection in body fluids

open access: yesInterdisciplinary Medicine, EarlyView.
This review systematically summarizes recent advances in aggregation‐induced emission (AIE) materials for in vitro diagnostics (IVD). It highlights probe design strategies—categorizing them into direct‐responsive, indirect‐responsive, and nano‐immunoprobes—and their applications in detecting a wide range of biomarkers across diverse body fluids ...
Qi Liu   +5 more
wiley   +1 more source

Metagenomic and biogenic amine changes in cassava fermentation for tucupi production using Pediococcus acidilactici starter culture

open access: yesJournal of the Science of Food and Agriculture, EarlyView.
Abstract BACKGROUND The use of starter cultures is essential for producing fermented foods with desirable standardized characteristics and for preventing pathogens. Pediococcus acidilactici, isolated from cocoa fermentation, was used in the production of tucupi, a widely appreciated sauce made from the juice of cassava root (manipueira) in the ...
Danielle Gama Brício   +9 more
wiley   +1 more source

Overexpression of SAMDC1 gene in Arabidopsis thaliana increases expression of defense-related genes as well as resistance to Pseudomonas syringae and Hyaloperonospora arabidopsidis

open access: yesFrontiers in Plant Science, 2014
It has been previously described that elevation of endogenous spermine levels in Arabidopsis could be achieved by transgenic overexpression of S-Adenosylmethionine decarboxylase (SAMDC) or Spermine synthase (SPMS).
Francisco eMarco   +2 more
doaj   +1 more source

Synthesis of Sustainable Chromium‐Based Nanoparticles With Fluorescence Tunable Ability for Biosensing of Tumor‐Derived Exosomes and Molecular Information Protection

open access: yesSusMat, EarlyView.
The study uses rapidly prepared Cr NPs with controllable fluorescence, enabling co‐regulation of quenching and enhancement for dyes and DNA of differing structures. By assembling a CD63‐specific aptamer with Cr NPs, it creates a quantitative readout for CD63‐positive TDEs.
Meng Yao Wu   +5 more
wiley   +1 more source

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