Results 21 to 30 of about 116,530,352 (255)

PAPD5, a noncanonical poly(A) polymerase with an unusual RNA-binding motif [PDF]

open access: yes, 2011
PAPD5 is one of the seven members of the family of noncanonical poly(A) polymerases in human cells. PAPD5 was shown to polyadenylate aberrant pre-ribosomal RNAs in vivo, similar to degradation-mediating polyadenylation by the noncanonical poly(A ...
Bilen, B.   +7 more
core   +1 more source

A study of all-polymer composites: all-poly(ethylene terephthalate) and all-poly(p-phenylene terephthalamide) [PDF]

open access: yes, 2009
PhDComposites are normally composed of two distinct phases: reinforcement and matrix. In recent years, a new class of “self-reinforced” polymer composites or “all-polymer” composites, which are based on similar or identical materials for both ...
Zhang, Jianmin
core   +4 more sources

Isolation of two strong poly (U) binding proteins from moderate halophile Halomonas eurihalina and their identification as cold shock proteins. [PDF]

open access: yesPLoS ONE, 2012
Cold shock proteins (Csp) are known to be expressed in response to sudden decrease in temperature. They are thought to be involved in a number of cellular processes viz., RNA chaperone activity, translation, transcription, nucleoid condensation.
Usha Kumari Garapati   +1 more
doaj   +1 more source

The RRM domain of poly(A)-specific ribonuclease has a noncanonical binding site for mRNA cap analog recognition [PDF]

open access: yes, 2008
The degradation of the poly(A) tail is crucial for posttranscriptional gene regulation and for quality control of mRNA. Poly(A)-specific ribonuclease (PARN) is one of the major mammalian 3’ specific exo-ribonucleases involved in the degradation of the ...
Naohiro Kobayashi   +25 more
core   +2 more sources

Bone Regeneration Capacity of Newly Developed Uncalcined/Unsintered Hydroxyapatite and Poly-l-lactide-co-glycolide Sheet in Maxillofacial Surgery: An In Vivo Study

open access: yesNanomaterials, 2020
Uncalcined/unsintered hydroxyapatite and poly-l-lactide-co-glycolide (u-HA/PLLA/PGA) is a new bioresorbable nanomaterial with superior characteristics compared with current bioresorbable materials, including appropriate mechanical properties, outstanding
Huy Xuan Ngo   +7 more
doaj   +1 more source

Evolution of chloroplast transcript processing in Plasmodium and its chromerid algal relatives. [PDF]

open access: yesPLoS Genetics, 2014
It is well understood that apicomplexan parasites, such as the malaria pathogen Plasmodium, are descended from free-living algae, and maintain a vestigial chloroplast that has secondarily lost all genes of photosynthetic function.
Richard G Dorrell   +3 more
doaj   +1 more source

Streptavidin-Conjugated DNA for the Boronate Affinity-Based Detection of Poly(ADP-Ribose) Polymerase-1 with Improved Sensitivity

open access: yesBiosensors, 2023
This work reports the development of a fluorescence method for the detection of poly(ADP-ribose) polymerase-1 (PARP1), in which a phenylboronic acid-modified fluorescein isothiocyanate dye (FITC-PBA) was used to recognize the formed poly(ADP-ribose) (PAR)
Fengli Gao   +4 more
doaj   +1 more source

RNA-specific ribonucleotidyl transferases [PDF]

open access: yes, 2007
RNA-specific nucleotidyl transferases (rNTrs) are a diverse family of template-independent polymerases that add ribonucleotides to the 3'-ends of RNA molecules.
Keller, W.   +3 more
core   +1 more source

Characterizing optimum electrospinning conditions for graft urethanized Poly(Vinyl Alcohol)(U-PVA)

open access: yesHeliyon, 2022
Poly(vinyl alcohol) (PVA) is a water-soluble polymer that has been widely used in medical and pharmaceutical applications. For this study, we grafted urea to PVA to enhance its wettability and solubility in water.
Manar A. Najim   +2 more
doaj   +1 more source

Poly(dl-lactide)-degrading enzyme production by immobilized Actinomadura keratinilytica strain T16-1 in a 5-L fermenter under various fermentation processes

open access: yesElectronic Journal of Biotechnology, 2017
Background: Poly(dl-lactic acid), or PDLLA, is a biodegradable polymer that can be hydrolyzed by various types of enzymes. The protease produced by Actinomadura keratinilytica strain T16-1 was previously reported to have PDLLA depolymerase activity ...
Titiporn Panyachanakul   +3 more
doaj   +1 more source

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