Results 31 to 40 of about 279,067 (313)

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

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

Sequence determinants in human polyadenylation site selection

open access: yesBMC Genomics, 2003
Background Differential polyadenylation is a widespread mechanism in higher eukaryotes producing mRNAs with different 3' ends in different contexts. This involves several alternative polyadenylation sites in the 3' UTR, each with its specific strength ...
Gautheret Daniel, Legendre Matthieu
doaj   +1 more source

Arginine methylation in subunits of mammalian pre-mRNA cleavage factor I [PDF]

open access: yes, 2010
Mammalian cleavage factor I (CF Im) is composed of two polypeptides of 25 kDa and either a 59 or 68 kDa subunit (CF Im25, CF Im59, CF Im68). It is part of the cleavage and polyadenylation complex responsible for processing the 39 ends of messenger RNA ...
Antje Ostareck-Lederer   +26 more
core   +1 more source

Monolith formation and ring-stain suppression in low-pressure evaporation of poly(ethylene oxide) droplets [PDF]

open access: yes, 2012
When droplets of dilute suspensions are left to evaporate the final dry residue is typically the familiar coffee-ring stain, with nearly all material deposited at the initial triple line (Deegan et al, Nature, vol. 389, 1997, pp. 827-829).
Roest, S   +4 more
core   +1 more source

Intracellular fate of bioresponsive poly(amidoamine)s in vitro and in vivo [PDF]

open access: yes, 2010
Linear poly(amidoamine)s (PAAs) have been designed to exhibit minimal non-specific toxicity, display pH-dependent membrane lysis and deliver genes and toxins in vitro.
Nathalie Lavignac   +15 more
core   +1 more source

Impact of speciation on the tellurium electrochemistry in choline chloride-based deep eutectic solvents

open access: yesElectrochemistry Communications, 2022
The electrochemistry of tellurium in two different deep eutectic solvents, choline chloride - urea (ChCl-U) and choline chloride - oxalic acid (ChCl-Ox) was studied on glassy carbon (GC) and polycrystalline (Au(poly)) gold electrodes by cyclic and ...
Alassane Sorgho   +4 more
doaj   +1 more source

Identification of MYC intron 2 regions that modulate expression.

open access: yesPLoS ONE
MYC pre-mRNA is spliced with high fidelity to produce the transcription factor known to regulate cellular differentiation, proliferation, apoptosis, and alternative splicing.
Van S Tompkins   +5 more
doaj   +1 more source

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

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   +1 more source

Poly-L-lactic acid for HIV-1 facial lipoatrophy: 48-week follow-up

open access: yes, 2009
Poly-L-lactic acid for HIV-1 facial lipoatrophy: 48-week follow ...
Gary Rogers (13091598)   +8 more
core   +2 more sources

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