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Soil resource supply influences faunal size-specific distributions in natural food webs.
(2009-07)
The large range of body-mass values of soil organisms provides a tool to assess the ecological organization of soil communities. The goal of this paper is to identify graphical and quantitative indicators of soil community ...
The Insulin-Like Growth Factor System in the Long-Lived Naked Mole-Rat.
(2015)
Naked mole-rats (Heterocephalus glaber) (NMRs) are the longest living rodents known. They show negligible senescence, and are resistant to cancers and certain damaging effects associated with aging. The insulin-like growth ...
Evidence for directional selection at a novel major histocompatibility class I marker in wild common frogs (Rana temporaria) exposed to a viral pathogen (Ranavirus).
(2009)
Whilst the Major Histocompatibility Complex (MHC) is well characterized in the anuran Xenopus, this region has not previously been studied in another popular model species, the common frog (Rana temporaria). Nor, to date, ...
Molecular diet analysis of two african free-tailed bats (molossidae) using high throughput sequencing.
(2011)
Given the diversity of prey consumed by insectivorous bats, it is difficult to discern the composition of their diet using morphological or conventional PCR-based analyses of their faeces. We demonstrate the use of a ...
Spinal motor neurons are regenerated after mechanical lesion and genetic ablation in larval zebrafish.
(2016-05-01)
In adult zebrafish, relatively quiescent progenitor cells show lesion-induced generation of motor neurons. Developmental motor neuron generation from the spinal motor neuron progenitor domain (pMN) sharply declines at ...
Identification of a neuropeptide precursor protein that gives rise to a "cocktail" of peptides that bind Cu(II) and generate metal-linked dimers.
(2016-01)
BACKGROUND: Neuropeptides with an Amino Terminal Cu(II), Ni(II) Binding (ATCUN) motif (H2N-xxH) bind Cu(II)/Ni(II) ions. Here we report the novel discovery of a neuropeptide precursor that gives rise to a "cocktail" of ...
Analysis of the genetic variation in mitochondrial DNA, Y-chromosome sequences, and MC1R sheds light on the ancestry of Nigerian indigenous pigs.
(2017-06-26)
BACKGROUND: The history of pig populations in Africa remains controversial due to insufficient evidence from archaeological and genetic data. Previously, a Western ancestry for West African pigs was reported based on loci ...
Population viability at extreme sex-ratio skews produced by temperature-dependent sex determination.
(2017-02-08)
For species with temperature-dependent sex determination (TSD) there is the fear that rising temperatures may lead to single-sex populations and population extinction. We show that for sea turtles, a major group exhibiting ...
Symbiont interactions with non-native hosts limit the formation of new symbioses.
(2018-03-12)
BACKGROUND: Facultative symbionts are common in eukaryotes and can provide their hosts with significant fitness benefits. Despite the advantage of carrying these microbes, they are typically only found in a fraction of the ...