Peer-reviewed Articles

Telomere shortening has emerged as an important biomarker of aging. Longitudinal studies consistently find that, although telomere length shortens over time on average, there is a subset of individuals for whom telomere length is observed to increase. This apparent...

["Genetics","Genomics","Epidemiology","Statistics"]
doi:10.7717/peerj.3265
1 download
1 view

The same selective forces that give rise to rapid inter- and intraspecific divergence in snake venoms can also favor differences in venoms across life-history stages. Ontogenetic changes in venom composition are well known and widespread in snakes but have not...

["Genetics","Toxicology"]
doi:10.7717/peerj.3249
1 download
1 view

Species with undifferentiated sex chromosomes emerge as key organisms to understand the astonishing diversity of sex-determination systems. Whereas new genomic methods are widening opportunities to study these systems, the difficulty to separately characterize...

["Evolutionary Studies","Genetics","Genomics"]
doi:10.7717/peerj.3207
65 downloads
911 views

In Washington D.C., recent legislation authorizes citizens to test if products are properly represented and, if they are not, to bring a lawsuit for the benefit of the general public. Recent studies revealing the widespread phenomenon of seafood substitution across...

["Conservation Biology","Evolutionary Studies","Genetics","Zoology","Public Health"]
doi:10.7717/peerj.3234
39 downloads
171 views

Although hedgehogs are well-known examples of postglacial recolonisation, the specific processes that shape their population structures have not been examined by detailed sampling and fast-evolving genetic markers in combination with model based clustering methods....

["Biogeography","Genetics","Zoology"]
doi:10.7717/peerj.3163
67 downloads
389 views

Background The evolution of South American Mabuyinae skinks holds significant biogeographic interest because its sister lineage is distributed across the African continent and adjacent islands. Moreover, at least one insular species, Trachylepis atlantica, has...

["Biodiversity","Biogeography","Ecology","Genetics"]
doi:10.7717/peerj.3194
51 downloads
210 views

Recent studies have reported an unusually high frequency of nonamplifying alleles at microsatellite loci in bivalves. Null alleles have been associated with heterozygous deficits in many studies. While several studies have tested for its presence using different...

["Conservation Biology","Genetics","Marine Biology"]
doi:10.7717/peerj.3188
90 downloads
310 views

There is an urgent need to identify and understand the ecosystem services of pollination and seed dispersal provided by threatened mammals such as flying foxes. The first step towards this is to obtain comprehensive data on their diet. However, the volant and nocturnal...

["Biodiversity","Conservation Biology","Ecology","Genetics","Molecular Biology"]
doi:10.7717/peerj.3176
97 downloads
334 views

Background The monocled cobra (Naja kaouthia) is a medically important venomous snake in Southeast Asia. Its venom has been shown to vary geographically in relation to venom composition and neurotoxic activity, indicating vast diversity of the toxin genes within...

["Genetics","Molecular Biology","Toxicology","Zoology"]
doi:10.7717/peerj.3142
59 downloads
236 views

Background The introduction of exotic species can have serious consequences for marine ecosystems. On the shores of the Cantabrian Sea (North of Spain) there are no routine examinations of seaweeds that combine molecular and morphological methods for early detection...

["Biodiversity","Ecology","Genetics","Marine Biology","Molecular Biology"]
doi:10.7717/peerj.3116
48 downloads
279 views

The wood-feeding cockroach Cryptocercus punctulatus Scudder (Blattodea: Cryptocercidae) is an important member of the dead wood (saproxylic) community in montane forests of the southeastern United States. However, its population biology remains poorly understood....

["Entomology","Genetics","Zoology"]
doi:10.7717/peerj.3127
61 downloads
364 views

Background Illegal trade in rare wildlife species is a major threat to many parrot species around the world. Wildlife forensics plays an important role in the preservation of endangered or threatened wildlife species. Identification of illegally harvested or traded...

["Conservation Biology","Genetics","Veterinary Medicine","Zoology","Legal Issues"]
doi:10.7717/peerj.2900
1 citation
114 downloads
674 views

Degeneracy in the genetic code implies that different codons can encode the same amino acid. Usage preference of synonymous codons has been observed in all domains of life. There is much evidence suggesting that this bias has a major role on protein elongation...

["Bioinformatics","Genetics","Genomics","Molecular Biology","Statistics"]
doi:10.7717/peerj.3081
537 downloads
10,727 views

The True’s beaked whale (Mesoplodon mirus, True 1913) is a poorly known member of the Ziphiidae family. Its distribution in the northern hemisphere is thought to be restricted to the temperate or warm temperate waters of the North Atlantic, while a few stranding...

["Biodiversity","Genetics","Taxonomy","Zoology"]
doi:10.7717/peerj.3059
1 citation
104 downloads
729 views

Quantifying the genetic diversity in natural populations is crucial to address ecological and evolutionary questions. Despite recent advances in whole-genome sequencing, microsatellite markers have remained one of the most powerful tools for a myriad of population...

["Biodiversity","Evolutionary Studies","Genetics","Marine Biology","Molecular Biology"]
doi:10.7717/peerj.2936

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