Results 31 to 40 of about 610,827 (332)
Tomato late blight caused by the oomycete pathogen Phytophthora infestans (Mont.) de Bary is a major threat to tomato production in cool and wet environments.
Ai-Lin Chen +8 more
doaj +1 more source
Effects of L1-L2 congruency, collocation type, and restriction on processing L2 collocations
The present study investigated the effects of L1-L2 congruency, collocation type, and restriction on L2 collocational processing. Advanced Chinese learners of English and native English-speaking controls performed an online acceptability judgment task to
Ying Jiang
doaj +1 more source
Evolution of the retroviral restriction gene Fv1: inhibition of non-MLV retroviruses.
Fv1 is the prototypic restriction factor that protects against infection by the murine leukemia virus (MLV). It was first identified in cells that were derived from laboratory mice and was found to be homologous to the gag gene of an endogenous ...
Melvyn W Yap +3 more
doaj +1 more source
Perturbative Analysis of the Two-body Problem in (2+1)-AdS gravity [PDF]
We derive a perturbative scheme to treat the interaction between point sources and AdS-gravity. The interaction problem is equivalent to the search of a polydromic mapping $X^A= X^A(x^\mu)$, endowed with 0(2,2) monodromies, between the physical ...
Banados M. +4 more
core +2 more sources
Maps with dimensionally restricted fibers [PDF]
We prove that if $f\colon X\to Y$ is a closed surjective map between metric spaces such that every fiber $f^{-1}(y)$ belongs to a class of space $\mathrm S$, then there exists an $F_ $-set $A\subset X$ such that $A\in\mathrm S$ and $\dim f^{-1}(y)\backslash A=0$ for all $y\in Y$.
openaire +3 more sources
Algorithms for restriction map comparisons
An algorithm is presented which compares two restriction maps, yielding a measure of distance between the maps and relating the maps by an alignment. This new algorithm finds the minimum weighted sum of genetic events required to convert one map into the other, where the genetic events are the appearance/disappearance of restriction sites and changes ...
Michael S. Waterman +2 more
openaire +4 more sources
The Symplectic Penrose Kite [PDF]
The purpose of this article is to view the Penrose kite from the perspective of symplectic geometry.Comment: 24 pages, 7 figures, minor changes in last version, to appear in Comm.
D. Shechtman +12 more
core +2 more sources
DNA cloning is one of the most important techniques In the field of molecular biology, with a critical role in analyzing the structure and function of genes and their adjacent regulatory regions.
Elza Ibrahim Auerkari +2 more
doaj +1 more source
Moving in the Dark: Enlightening the Spatial Population Ecology of European Cave Salamanders
We assessed individual interactions, movement ecology and activity patterns of a subterranean population of Speleomantes strinatii, applying spatial capture–recapture modeling to a photographic dataset of 104 individuals. ABSTRACT Space use and movement are fundamental aspects of organisms' ecology, mirroring individual fitness, behavior, and life ...
Giacomo Rosa +2 more
wiley +1 more source
Genomic organization of the mouse T-cell receptor β-chain gene family [PDF]
We have combined three different methods, deletion mapping of T-cell lines, field-inversion gel electrophoresis, and the restriction mapping of a cosmid clone, to construct a physical map of the murine T-cell receptor β-chain gene family.
Barth, Richard K. +2 more
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