Results 11 to 20 of about 8,648,665 (313)

Distinct functions of POT1 proteins contribute to the regulation of telomerase recruitment to telomeres

open access: yesNature Communications, 2021
Mammalian shelterin proteins POT1 and TPP1 form a stable heterodimer that protects telomere ends. The authors exploit the observation that mice have two POT1 paralogs, enabling functional dissections to shed important light on the mechanistic basis for ...
Peili Gu   +6 more
doaj   +1 more source

Standard-Compliant Gasoline by Upgrading a DTG-Based Fuel through Hydroprocessing the Heavy-Ends and Blending of Oxygenates

open access: yesFuels, 2023
Methanol-to-gasoline (MTG) and dimethyl ether-to-gasoline (DTG) fuels are rich in heavy aromatics such as 1,2,4,5-tetramethylbenzene, resulting in low volatilities due to a lack of light ends, increased emission tendencies and drivability problems due to
David Graf   +2 more
doaj   +1 more source

Moduli spaces of rational weighted stable curves and tropical geometry [PDF]

open access: yes, 2016
We study moduli spaces of rational weighted stable tropical curves, and their connections with the classical Hassett spaces. Given a vector w of weights, the moduli space of tropical w-stable curves can be given the structure of a balanced fan if and ...
Cavalieri, Renzo   +3 more
core   +3 more sources

Size-tagged preferred ends in maternal plasma DNA shed light on the production mechanism and show utility in noninvasive prenatal testing

open access: yesProceedings of the National Academy of Sciences of the United States of America, 2018
Significance Cell-free DNA molecules in the plasma of pregnant women exhibit nonrandom fragmentation with preferred end sites. We studied if such preferred end sites might bear any relationship with fragment lengths of plasma DNA.
K. Sun   +9 more
semanticscholar   +1 more source

The contribution of quality aspects to process control [PDF]

open access: yes, 1986
Process operators often have difficulties with quality supervision and control for the following reasons: (i) analytical results are infrequent and much delayed, (ii) conventional automatic control cannot sufficiently reduce quality deviations, and (iii)
Rijnsdorp, John E.
core   +2 more sources

On the pathways feeding the H₂ production process in nutrient-replete, hypoxic conditions : commentary on the article 'Low oxygen levels contribute to improve photohydrogen production in mixotrophic non-stressed Chlamydomonas cultures', by Jurado-Oller et al., Biotechnology for Biofuels, published September 7, 2015; 8:149 [PDF]

open access: yes, 2017
Background: Under low O-2 concentration ( hypoxia) and low light, Chlamydomonas cells can produce H-2 gas in nutrient-replete conditions. This process is hindered by the presence of O-2, which inactivates the [FeFe]-hydrogenase enzyme responsible for H-2
Scoma, Alberto, Toth, Szilvia Z
core   +2 more sources

The Functionalities of Imagination in the Process of ‘Ends-Thinking’ and ‘Ends-Choosing’ in the Issuance of Acts [PDF]

open access: yesحکمت معاصر, 2017
‘Thinking about ends, ‘measuring the possible ends’ and ‘the final selection of end or purpose’, are the first stage (the stage of cognition) of the stages of issuance of action for Muslim philosophers in their analysis of the philosophy of action ...
Mohammad Hosein Vafaiyan   +1 more
doaj   +1 more source

Self-organization of kinetochore-fibers in human mitotic spindles

open access: yeseLife, 2022
During eukaryotic cell division, chromosomes are linked to microtubules (MTs) in the spindle by a macromolecular complex called the kinetochore. The bound kinetochore microtubules (KMTs) are crucial to ensuring accurate chromosome segregation.
William Conway   +7 more
doaj   +1 more source

PENGARUH ALIRAN REFLUKS KOLOM TERHADAP PENINGKATAN PERFORMA KOLOM LIGHT END STRIPPER DI PT.X BALONGAN

open access: yesProsiding Seminar Nasional Teknologi Energi dan Mineral, 2023
Kolom light end stripper merupakan kolom yang memisahkan impurities beserta komponen light key (etana) dengan heavy key (propilen) yang masih terbawa dalam umpan sebelum masuk ke reaktor di PT X. Kolom ini berisi packing dengan susunan packing secara random dengan kondisi operasi tekanan 22,7 barg dan suhu 55- 59°C.
Rasyaulina Puri Bidaffani   +1 more
openaire   +1 more source

The Light vs. Dark Triad of Personality: Contrasting Two Very Different Profiles of Human Nature

open access: yesFrontiers in Psychology, 2019
While there is a growing literature on “dark traits” (i.e., socially aversive traits), there has been a lack of integration with the burgeoning research literature on positive traits and fulfilling and growth-oriented outcomes in life.
S. Kaufman   +3 more
semanticscholar   +1 more source

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