Results 71 to 80 of about 108,919 (320)

Coxsackievirus B3 Responds to Polyamine Depletion via Enhancement of 2A and 3C Protease Activity

open access: yesViruses, 2019
Polyamines are small positively-charged molecules abundant in eukaryotic cells that are crucial to RNA virus replication. In eukaryotic cells, polyamines facilitate processes such as transcription, translation, and DNA replication, and viruses similarly ...
Courtney N. Dial   +3 more
doaj   +1 more source

Polyamines are present in mast cell secretory granules and are important for granule homeostasis. [PDF]

open access: yesPLoS ONE, 2010
Mast cell secretory granules accommodate a large number of components, many of which interact with highly sulfated serglycin proteoglycan (PG) present within the granules.
Gianni García-Faroldi   +7 more
doaj   +1 more source

Amphiphilic blockers punch through a mutant CLC-0 pore. [PDF]

open access: yes, 2009
Intracellularly applied amphiphilic molecules, such as p-chlorophenoxy acetate (CPA) and octanoate, block various pore-open mutants of CLC-0. The voltage-dependent block of a particular pore-open mutant, E166G, was found to be multiphasic. In symmetrical
Chen, Tsung-Yu, Zhang, Xiao-Dong
core   +2 more sources

Interaction of polyamines, abscisic acid and proline under osmotic stress in the leaves of wheat plants

open access: yesScientific Reports, 2018
The exact relationship between polyamine, abscisic acid and proline metabolisms is still poorly understood. In the present study, the effects of putrescine and abscisic acid treatments alone or in combination with polyethylene glycol-induced osmotic ...
Magda Pál   +5 more
semanticscholar   +1 more source

Genome‐Wide Association Study Reveals Insect Genetics and Microbial Symbiont Effects on Susceptibility of Diaphorina citri to the Citrus Greening Pathogen, Candidatus Liberibacter Asiaticus

open access: yesAdvanced Science, EarlyView.
This study investigates the genetic and microbial factors influencing the susceptibility of Diaphorina citri to the citrus greening pathogen Candidatus Liberibacter asiaticus (CLas), employing a microbiome Genome Wide Association Study. The research identifies a key gene encoding an MFS‐type transporter contributing to CLas infectivity and abundance in
Kai Liu   +12 more
wiley   +1 more source

Effet des polyamines sur la réduction du chrome hexavalent par des souches bactériennes et leur résistance

open access: yesBiotechnologie, Agronomie, Société et Environnement, 2014
Effect of polyamines on the reduction of hexavalent chromium by bacterial strains and their resistance. Polyamines are involved in several functions in bacteria.
Tahri Joutey, N.   +3 more
doaj  

Polyamines in Microalgae: Something Borrowed, Something New

open access: yesMarine Drugs, 2018
Microalgae of different evolutionary origins are typically found in rivers, lakes, and oceans, providing more than 45% of global primary production. They provide not only a food source for animals, but also affect microbial ecosystems through symbioses ...
Hung-Yun Lin, Han-Jia Lin
semanticscholar   +1 more source

Multicohort Validation of Gut Microbiome Signatures for Cholangiocarcinoma Diagnosis and Functional Characterization of Bifidobacterium Pseudocatenulatum

open access: yesAdvanced Science, EarlyView.
This study analyzes gut bacteria in cholangiocarcinoma patients, revealing distinct microbial signatures that enable accurate disease detection. Species‐based diagnostic models achieved over 98% accuracy in identifying cholangiocarcinoma and distinguished it from other liver diseases. The research demonstrates that specific beneficial bacteria suppress
Benchen Rao   +18 more
wiley   +1 more source

The effect of polyamines on the expression of olfactory related genes in the diamondback moth, Plutella xylostella (Lepidoptera: Yponomeutidae)

open access: yesEuropean Journal of Entomology, 2015
Polyamines are nitrogenous compounds that alter the odour sensitivity of insects. The objective of this study was to determine the effects of polyamines on the expression levels of olfactory-related genes in male/female adult diamondback moths, Plutella ...
Zhichun ZHANG   +4 more
doaj   +1 more source

Design, Synthesis and biological evaluation of novel acridine-polyamine conjugates against prostate cancer [PDF]

open access: yes, 2009
Prostate cancer is the most common cause of cancer death in men, aged 85 and over. Androgen receptor, a single polypeptide with three functional domains is very important during initiation and progression of the disease.
Karodia, N, Maurice, HB, Phillips, Roger
core  

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