Results 51 to 60 of about 540,367 (350)

Two-Locus Likelihoods under Variable Population Size and Fine-Scale Recombination Rate Estimation

open access: yes, 2016
Two-locus sampling probabilities have played a central role in devising an efficient composite likelihood method for estimating fine-scale recombination rates.
Chan, Jeffrey   +3 more
core   +1 more source

Recent and Ancient Signature of Balancing Selection around the S-Locus in Arabidopsis halleri and A. lyrata [PDF]

open access: yes, 2012
Balancing selection can maintain different alleles over long evolutionary times. Beyond this direct effect on the molecular targets of selection, balancing selection is also expected to increase neutral polymorphism in linked genome regions, in inverse ...
Castric, Vincent   +5 more
core   +3 more sources

Revealing the structure of land plant photosystem II: the journey from negative‐stain EM to cryo‐EM

open access: yesFEBS Letters, EarlyView.
Advances in cryo‐EM have revealed the detailed structure of Photosystem II, a key protein complex driving photosynthesis. This review traces the journey from early low‐resolution images to high‐resolution models, highlighting how these discoveries deepen our understanding of light harvesting and energy conversion in plants.
Roman Kouřil
wiley   +1 more source

Population genetics of trypanosoma brucei rhodesiense: clonality and diversity within and between foci [PDF]

open access: yes, 2013
African trypanosomes are unusual among pathogenic protozoa in that they can undergo their complete morphological life cycle in the tsetse fly vector with mating as a non-obligatory part of this development.
A MacLeod   +70 more
core   +6 more sources

Genetic mapping of the Salmonella typhimurium pepB locus [PDF]

open access: yesJournal of Bacteriology, 1980
Transposon technology has been used to map the pepB locus of Salmonella typhimurium. This locus is cotransducible by phage P22 with glyA and strB at min 56 on the Salmonella genetic map. The gene order is strB pepB glyA.
L, Green, C G, Miller
openaire   +2 more sources

Plasmodium falciparum gametogenesis essential protein 1 (GEP1) is a transmission‐blocking target

open access: yesFEBS Letters, EarlyView.
This study shows Plasmodium falciparum GEP1 is vital for activating sexual stages of malarial parasites even independently of a mosquito factor. Knockout parasites completely fail gamete formation even when a phosphodiesterase inhibitor is added. Two single‐nucleotide polymorphisms (V241L and S263P) are found in 12%–20% of field samples.
Frederik Huppertz   +5 more
wiley   +1 more source

An asymptotic sampling formula for the coalescent with Recombination

open access: yes, 2010
Ewens sampling formula (ESF) is a one-parameter family of probability distributions with a number of intriguing combinatorial connections. This elegant closed-form formula first arose in biology as the stationary probability distribution of a sample ...
Jenkins, Paul A., Song, Yun S.
core   +1 more source

Genomic survey sequencing, development and characterization of single- and multi-locus genomic SSR markers of Elymus sibiricus L

open access: yesBMC Plant Biology, 2021
Background Siberian wildrye (Elymus sibiricus L.) attracts considerable interest for grassland establishment and pasture recovery in the Qinghai-Tibet Plateau (QTP) due to its excellence in strong stress tolerance, high nutritional value and ease to ...
Yi Xiong   +9 more
doaj   +1 more source

PROPERTIES OF EQUILIBRIA IN MULTI-LOCUS GENETIC SYSTEMS [PDF]

open access: yesGenetics, 1977
ABSTRACT The classical mathematical theory of population genetics considered, for simplicity, almost exclusively one-locus systems. In the last two decades much work has been done on two-locus and, less frequently, multi-locus systems. This research has usually involved investigating properties of systems with given, and usually rather ...
W J, Ewens, G, Thomson
openaire   +2 more sources

Reciprocal control of viral infection and phosphoinositide dynamics

open access: yesFEBS Letters, EarlyView.
Phosphoinositides, although scarce, regulate key cellular processes, including membrane dynamics and signaling. Viruses exploit these lipids to support their entry, replication, assembly, and egress. The central role of phosphoinositides in infection highlights phosphoinositide metabolism as a promising antiviral target.
Marie Déborah Bancilhon, Bruno Mesmin
wiley   +1 more source

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