Results 31 to 40 of about 111,726 (273)

Tissue Distribution of Parrot Bornavirus 4 (PaBV-4) in Experimentally Infected Young and Adult Cockatiels (Nymphicus hollandicus)

open access: yesViruses, 2022
Proventricular dilatation disease (PDD) caused by parrot bornavirus (PaBV) infection is an often-fatal disease known to infect Psittaciformes. The impact of age at the time of PaBV infection on organ lesions and tissue distribution of virus antigen and ...
Jana Petzold   +6 more
doaj   +1 more source

Characterization of the complete mitochondrial genome of the Chong’an Moustache Toad, Leptobrachium liui (Pope, 1947) with a phylogenetic analysis of Megophryidae

open access: yesMitochondrial DNA. Part B. Resources, 2021
The Chong’an Mustache Toad, Leptobrachium liui (Pope, 1947) is a Chinese endemic species, inhabiting the mountain streams with rich vegetation in southeastern China. The first complete mitochondrial genome (mitogenome) of L.
Zi-Yong Xiang   +5 more
doaj   +1 more source

PRESENCE AND PREVALENCE OF BD (BATRACHOCHYTRIUM DENDROBATIDIS) IN CENTRAL PENNSYLVANIAN WOODLAND VERNAL POOLS [PDF]

open access: yes, 2016
Batrachochytrium dendrobatidis (Bd), a virulent chytrid fungus responsible for dramatic amphibian declines, has been detected in the northwestern and southeastern regions of Pennsylvania.
Coury, Kristin S.   +3 more
core   +2 more sources

Reintroduction success of brook lamprey (Lampetra planeri) in a lowland stream in the Netherlands

open access: yesKnowledge and Management of Aquatic Ecosystems
Brook lamprey (Lampetra planeri) disappeared in half of its former range in the Netherlands. A reintroduction effort from 2014 to 2018 aimed at re-establishing a population in the Reusel Stream.
Schiphouwer Martijn E.   +4 more
doaj   +1 more source

Undergraduate Research in the Time of COVID: a Remote Imaging Protocol for Socially Distanced Students Studying Wildlife

open access: yesJournal of Microbiology & Biology Education, 2021
The COVID-19 pandemic has shuttered many university research labs because campuses are closed, and faculty and students lack productive ways of working remotely.
Dr. Manuela Tripepi, Dr. Tobias Landberg
doaj   +1 more source

WOODLAND POND SALAMANDER ABUNDANCE IN RELATION TO FOREST MANAGEMENT AND ENVIRONMENTAL CONDITIONS IN NORTHERN WISCONSIN [PDF]

open access: yes, 2015
Woodland ponds are important landscape features that help sustain populations of amphibians that require this aquatic habitat for successful reproduction.
Beck, Albert J.   +5 more
core   +2 more sources

Morphology of Peripheral Blood Cells from Various Species of Turkish Herpetofauna

open access: yesActa Herpetologica, 2010
In this study, measurements of morphological and size parameters of peripheral blood cells (erythrocyte, leucocyte, thrombocyte) on blood smear preparation devices stained with Wright’s stain were given for 87 species from Turkish herpetofauna (19 ...
Hüseyin ARIKAN, Kerim CICEK
doaj   +1 more source

The first complete mitochondrial DNA of the Chinese short-limbed skink (Ateuchosaurus chinensis Gray, 1845) determined by next-generation sequencing

open access: yesMitochondrial DNA. Part B. Resources, 2021
The complete mitochondrial DNA (mtDNA) for the Chinese short-limbed skink (Ateuchosaurus chinensis Gray, 1845) was described by using next-generation sequencing. The total length of mtDNA was 16,840 bp, which contained 13 PCGs (COI-III, ND1-6, ND4L, ATP6,
Jun-Jie Zhong   +5 more
doaj   +1 more source

Does habitat stability structure intraspecific genetic diversity? It’s complicated... [PDF]

open access: yes, 2020
Regional phylogeographic studies have long been conducted in the southeastern United States for a variety of species. With some exceptions, many of these studies focus on single species or single clades of organisms, and those considering multiple ...
Boot, Matthew R.   +15 more
core   +1 more source

Genome elimination from the germline cells in diploid and triploid male water frogs Pelophylax esculentus

open access: yesFrontiers in Cell and Developmental Biology, 2022
Hybridogenesis is a hemiclonal reproductive strategy in diploid and triploid hybrids. Our study model is a frog P. esculentus (diploid RL and triploids RLL and RRL), a natural hybrid between P. lessonae (LL) and P. ridibundus (RR).
Magdalena Chmielewska   +7 more
doaj   +1 more source

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