Results 51 to 60 of about 99,660 (206)

Prevalence and Mechanisms of Sustained Force Production in the Musculature of the Southern Alligator Lizard (Elgaria multicarinata)

open access: yesJournal of Experimental Zoology Part A: Ecological and Integrative Physiology, Volume 345, Issue 3, Page 272-281, April 2026.
ABSTRACT The southern alligator lizard (Elgaria multicarinata) exhibits prolonged mate‐holding behavior. This behavior maybe be underpinned by a phenomenon known as sustained force, observed in the jaw muscles of this species, in which the muscle fails to relax between subsequent contractions.
Allyn Nguyen   +3 more
wiley   +1 more source

Use of polyclonal antibodies, electron microscopy and histopathology to detect iridovirus-like particles in bullfrogs

open access: yesBoletim do Instituto de Pesca, 2016
Iridoviruses of the Ranavirus genus have been implicated in the decline in amphibians worldwide, capable of affecting animals b o t h i n t h e w i l d a n d i n c a p t i v i t y .
Pedro Verdan NEVES   +4 more
doaj   +1 more source

Characterization of NLRP3 isoforms in bullfrog Aquarana catesbeiana and their role in antibacterial immunity

open access: yesJournal of the World Aquaculture Society, Volume 57, Issue 2, April 2026.
Abstract The NLRP3 inflammasome is essential for innate immunity against pathogens, yet its function in amphibians remains poorly understood. Here, we identified and cloned two novel isoforms of NLRP3 from the American bullfrog (Aquarana catesbeiana), designated AcNLRP3 X1 and AcNLRP3 X2, with open reading frames of 2397 bp (798 aa) and 2874 bp (957 aa)
Peikui Yang   +8 more
wiley   +1 more source

Large Frog, femur of Rana catesbeiana

open access: yes, 2022
SLIDE LABEL INFO: Pre printed label: Lab. Creighton Med. Col. Hand 1: Femur of Large frog 5 CMC FROM INDEX CARD: Collection: CMC Spec #: N/A Species: Rana catesbeiana Common Name: large frog Element: femur Side: R Notes: N/
Foote, James S., M.D.
core  

Genomic Correlates of Disease Recovery in Natural Populations of the Sierra Nevada Yellow‐Legged Frog (Rana sierrae)

open access: yesMolecular Ecology, Volume 35, Issue 8, April 2026.
ABSTRACT In our rapidly changing world, evolution is likely to play an important role in facilitating the resilience of wildlife populations. The Sierra Nevada yellow‐legged frog (Rana sierrae) provides a rare example of recovery following severe declines caused by the amphibian chytrid fungus (Batrachochytrium dendrobatidis).
Allison Q. Byrne   +3 more
wiley   +1 more source

Frog, right femur of Rana catesbeiana

open access: yes, 2022
SLIDE LABEL INFO: Pre printed label: Lab. Creighton Med. Col. Hand 1: R. femur of frog-Rana Catesbiana 7 C.M.C. FROM INDEX CARD: Collection: CMC Spec #: N/A Species:Rana catesbeiana Common Name: frog Element: femur Side:R Notes: N/
Foote, James S., M.D.
core  

Host Genus and Habitat Use Shape the Distribution of Batrachochytrium dendrobatidis Lineages in a Hyper‐Diverse Tropical Amphibian Community

open access: yesEcology and Evolution, Volume 16, Issue 3, March 2026.
Anthropogenic change has facilitated the spread of the amphibian chytrid fungus Batrachochytrium dendrobatidis (Bd) in Brazil's Atlantic Forest, where two Bd lineages (Bd‐GPL and Bd‐Brazil) co‐occur. We successfully genotyped 252 Bd‐positive samples from a diverse amphibian assemblage spanning aquatic and terrestrial habitats and found that Bd lineage ...
Shannon Buttimer   +7 more
wiley   +1 more source

Validation of aerial photogrammetry methods to measure body size, condition and mass in small cetaceans

open access: yesThe Journal of Physiology, Volume 604, Issue 5, Page 1788-1808, 1 March 2026.
Abstract figure legend Unoccupied aerial vehicle (UAV)‐based photogrammetry provides measurements equivalent to traditional hand measurements in bottlenose dolphins. Mass estimates derived from UAV measurements closely match the true body mass of live individuals.
Riccardo Cicciarella   +7 more
wiley   +1 more source

Concerted Response of the Enzymes of Urea Biosynthesis During Thyroxine-Induced Metamorphosis of Rana Catesbeiana. [PDF]

open access: yes, 1972
This report addresses a concerted response of the enzymes of urea biosynthesis during thyroxine-induced metamorphosis of Rana ...
Cohen, P P, Wixom, R L, Reddy, M K
core   +1 more source

Long‐term impacts of the invasive frog Polypedates megacephalus on Taiwan's native frogs: A 16‐year community science study

open access: yesConservation Science and Practice, Volume 8, Issue 2, February 2026.
Using 16 years of community science data from Taiwan, this study found that habitat specialists and species overlapping ecologically with the invasive frog Polypedates megacephalus declined more than generalists. While declines were higher at sites with P.
Yung‐Chih Lai   +3 more
wiley   +1 more source

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