Results 61 to 70 of about 85,755 (307)

Perfecting the Nearly Perfect [PDF]

open access: yesPure and Applied Mathematics Quarterly, 2008
We introduce a natural variant of the notion of nearly perfect complex. We show that this variant gives rise to canonical perfect complexes and prove several useful properties of this construction (including additivity of the associated Euler characteristics oil suitable exact triangles).
openaire   +1 more source

YIPFα1A expression is regulated by multilayered molecular mechanisms

open access: yesFEBS Open Bio, EarlyView.
YIPFα1A, a five‐pass Golgi protein, is regulated at multiple layers. (1) Rare‐codon enrichment drives translation‐coupled mRNA decay. (2) A proximal 3′‐UTR element stabilizes mRNA. (3) A distal 3′‐UTR element included by alternate poly(A) site usage represses translation, which can be overridden by the proximal 3′‐UTR element.
Tokio Takaji   +2 more
wiley   +1 more source

Perfection Nurseries, 1931-1932, growers of high-grade nursery stock

open access: yes, 1931
193
Henry G. Gilbert Nursery and Seed Trade Catalog Collection.   +1 more
core   +1 more source

Perfectionism in young musicians: Relations with motivation, effort, achievement, and distress [PDF]

open access: yes, 2007
Many musicians experience anxiety and distress when performing, which has been related to perfectionism. Recent findings, however, show that only some facets of perfectionism are associated with anxiety and distress, whereas other facets are associated ...
Stoeber, Joachim, Eismann, Ulrike
core   +1 more source

Strong and weak Perfect Digraph Theorems for perfect, \alpha-perfect and strictly perfect digraphs

open access: yesDiscussiones Mathematicae Graph Theory, 2023
Summary: Perfect digraphs have been introduced in [\textit{S. D. Andres} and \textit{W. Hochstättler}, J. Graph Theory 79, No. 1, 21--29 (2015; Zbl 1312.05059)] as those digraphs where, for any induced subdigraph, the dichromatic number and the symmetric clique number are equal.
openaire   +2 more sources

Small RNA pathways in mammalian oocytes

open access: yesFEBS Open Bio, EarlyView.
Three distinct small RNA pathways operate in mammalian oocytes: RNAi interference (RNAi), the microRNA (miRNA) pathway, and the PIWI‐associated RNA (piRNA) pathway. These pathways use small RNAs to guide sequence‐specific repression and contribute to oocyte biology by targeting genes and mobile elements or appear insignificant since different ...
Petr Svoboda, Josef Pasulka
wiley   +1 more source

Outsourcing in innovative activity of the enterprises of the Russian Federation

open access: yesПутеводитель предпринимателя, 2020
Perfection of a control system by the organizations in market conditions new to Russia shows increased requirements to management of efficiency of development and outsourcing use at the country enterprises.

doaj  

Perfectionism and aptitude test performance: Testees who strive for perfection achieve better test results [PDF]

open access: yes, 2007
Positive conceptions of perfectionism (Stoeber & Otto, 2006) suggest that perfectionistic strivings may form part of a healthy pursuit of excellence and are associated with higher academic achievement and higher performance in laboratory tasks. To extend
Stoeber, Joachim   +2 more
core   +1 more source

Perfect Mixtures of Perfect Measures

open access: yesThe Annals of Probability, 1979
It is shown that all the possible cases can arise in the mixture problem with respect to perfectness of probability measures. A characterization of perfectness is obtained through properties of a countably generated sub-$\sigma$-algebra given which there is a regular conditional probability.
openaire   +2 more sources

Value of MRI Outcomes for Preventive and Early‐Stage Trials in Spinocerebellar Ataxias 1 and 3

open access: yesAnnals of Clinical and Translational Neurology, EarlyView.
ABSTRACT Objective To examine the value of MRI outcomes as endpoints for preventive and early‐stage trials of two polyglutamine spinocerebellar ataxias (SCAs). Methods A cohort of 100 participants (23 SCA1, 63 SCA3, median Scale for the Assessment and Rating of Ataxia (SARA) score = 5, 42% preataxic, and 14 gene‐negative controls) was scanned at 3T up ...
Thiago J. R. Rezende   +26 more
wiley   +1 more source

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