Results 71 to 80 of about 44,703 (290)

Interpreting the mechanism of action of polyamines: twenty years of plant transglutaminases

open access: yes, 2009
The post-translational modification of proteins by polyamines forming inter- or intra-molecular cross-links has been the main transglutaminase (TGase) reaction studied in plants.
DELLA MEA, MASSIMILIANO   +3 more
core   +1 more source

Determination of Biologically Active Polyamines in Turkey Breast Meat by HPLC and Derivatization with Dansyl Chloride

open access: yesNutrition and Food Sciences Research, 2014
BacBackground and Objectives: polyamines (putrecsine, spermidine and spermine) are widespread components, which can be found in most of the foods like meat, fruits, vegetables, cheese and wine.
Moein Bashiry   +4 more
doaj  

Triplex-Mediated Polyamines Effect on Gene Expression [PDF]

open access: yes
openSommario In questo lavoro di tesi sperimentale, sono stati investigati complessi a tripla elica composti da un filamento di RNA e una doppia elica di DNA e il loro effetto sulla trascrizione.
DAEIZADEHJELOUDAR, YEGANEH
core  

Appending polyamines on MOFs as an efficient strategy for selective removal of H2S under humid conditions [PDF]

open access: yes
Removal of highly toxic and corrosive hydrogen sulphide from gas flows is of paramount importance for the environment and in industrial processes. This contribution reports a simple strategy to obtain materials for efficient hydrogen sulphide removal ...
Sophie, Hermans   +5 more
core   +2 more sources

Polyamines Influence Mouse Sperm Channels Activity

open access: yes, 2021
Polyamines are ubiquitous polycationic compounds that are highly charged at physiological pH. While passing through the epididymis, sperm lose their capacity to synthesize the polyamines and, upon ejaculation, again come into contact with the polyamines ...
Charmina Aguirre-Alvarado   +6 more
core   +1 more source

Polyamines under Abiotic Stress: Metabolic Crossroads and Hormonal Crosstalks in Plants

open access: yesMetabolites, 2012
Polyamines are essential compounds for cell survival and have key roles in plant stress protection. Current evidence points to the occurrence of intricate cross-talks between polyamines, stress hormones and other metabolic pathways required for their ...
Marta Bitrián   +4 more
doaj   +1 more source

Gut Health in Ostriches (Struthio camelus): Insights Into Intestinal Structure, Functions, Microbiome, and Improvement Strategies

open access: yesAnimal Research and One Health, EarlyView.
Our paper systematically reviews the intestinal structure, function, and microbiota of ostriches, along with strategies for improving their gut health. We analyze how these factors collectively influence intestinal homeostasis and ostrich welfare, emphasizing probiotics as a promising intervention to enhance gut health, boost population well‐being, and
Zi‐Qun Zhang   +6 more
wiley   +1 more source

Synthetic polyamines as potential amine oxidases inhibitors: a preliminary study.

open access: yes, 2010
Natural polyamines, such as putrescine and spermine, are widely distributed in living organism and they are involved in the regulation of many cellular functions (from cell growth, to apoptosis and cell death).
MINARINI A   +13 more
core  

Senescence and programmed cell death in plants: polyamine action mediated by transglutaminase

open access: yesFrontiers in Plant Science, 2014
Research on polyamines in plants laps a long way of about 50 years and many roles have been discovered for these aliphatic cations. Polyamines regulate cell division, differentiation, organogenesis, reproduction, dormancy-break and senescence ...
Stefano eDel Duca   +2 more
doaj   +1 more source

Hyperbranched poly‐L‐lysine surface‐engineered bioprosthetic heart valves with anti‐calcification, anti‐infection, and durability

open access: yesBMEMat, EarlyView.
The challenges of bioprosthetic heart valves (BHV) with respect to calcification, infection, and poor durability are tackled by surface engineering of hyperbranched poly‐L‐lysine (HBPL), providing a translational solution to improve long‐term valve performance.
Pai Peng   +7 more
wiley   +1 more source

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