Results 61 to 70 of about 869 (158)

Image‐Based Individual Fish Identification as a Substitute for Invasive Methods: State‐of‐the‐Art and Research Gaps

open access: yesReviews in Aquaculture, Volume 17, Issue 4, September 2025.
ABSTRACT Individual identification of fish within the same species is one of the most crucial and frequently performed tasks in aquaculture research, and it is also widely used in aquaculture production. Fish sampling, treating, welfare, and disease state estimation are increasingly turning from group‐based to individualized.
Mohammad Mehdi Ziaei   +2 more
wiley   +1 more source

Malignant Mixed Irido‐Melanophoroma in a Betta splendens with Concurrent Mycobacterium chelonae Isolation—A Case Report

open access: yesJournal of Fish Diseases, Volume 48, Issue 7, July 2025.
ABSTRACT A 10‐month‐old intact male blue Siamese fighting fish (Betta splendens) was presented to the Purdue University Small Animal Hospital with multiple bilateral masses on the caudal flank. Comprehensive evaluation using impression cytology, histopathology and transmission electron microscopy (TEM) revealed a tumour composed of a mixed‐cell ...
Zi An Yu   +2 more
wiley   +1 more source

Disruption of mc1r Disturbs Skin Pigmentation in Xenopus tropicalis

open access: yesPigment Cell &Melanoma Research, Volume 38, Issue 4, July 2025.
ABSTRACT The melanocortin 1 receptor (MC1R) is well‐established as a pivotal regulator of pigmentation in various species. Despite a wealth of research focused on mammals and fish, the role of Mc1r in amphibians has remained largely unexplored. This study was designed to elucidate the contribution of Mc1r in Xenopus tropicalis.
Lanxin Li   +3 more
wiley   +1 more source

Fish Evo‐Devo: Moving Toward Species‐Specific and Knowledge‐Based Interactome

open access: yesJournal of Experimental Zoology Part B: Molecular and Developmental Evolution, Volume 344, Issue 3, Page 158-168, May 2025.
Gaining knowledge‐based, fish‐specific interactomes is crucial in Evo‐Devo biology for uncovering how gene networks drive the unique adaptations and diversity of fish, the most diverse vertebrates. These interactomes also provide insights into conserved and derived mechanisms of vertebrate evolution, highlighting the molecular basis of key evolutionary
Ehsan Pashay Ahi
wiley   +1 more source

Sequential actions of Pax3 and Pax7 drive xanthophore development in zebrafish neural crest

open access: yesDevelopmental Biology, 2008
The Pax3/7 gene family has a fundamental and conserved role during neural crest formation. In people, PAX3 mutation causes Waardenburg syndrome, and murine Pax3 is essential for pigment formation. However, it is unclear exactly how Pax3 functions within the neural crest.
Minchin, J E, Hughes, S M
openaire   +3 more sources

Creation of body color mutants by CRISPR/Cas9 gene editing in largemouth bass, Micropterus salmoides

open access: yesAquaculture Reports
Largemouth bass (LMB, Microterus salmoides) is an important commercial freshwater fish, and body color is a key economic trait for quality improvement. Gene editing has not been established in LMB due to the unavailability of one-cell fertilized eggs. In
Lina Sun   +8 more
doaj   +1 more source

Posttranslational modifications of proopiomelanocortin in vertebrates and their biological significance

open access: yesFrontiers in Endocrinology, 2013
Proopiomelanocortin (POMC) is the precursor of several peptide hormones generated in the pituitary gland. After biosynthesis, POMC undergoes several posttranslational modifications, including proteolytic cleavage, acetylation, amidation, phosphorylation,
Akiyoshi eTakahashi, Kanta eMizusawa
doaj   +1 more source

Endothelin signalling in iridophore development and stripe pattern formation of zebrafish

open access: yesBiology Open, 2014
Colour patterns of adult fish are composed of several different types of pigment cells distributing in the skin during juvenile development. The zebrafish, Danio rerio, displays a striking pattern of dark stripes of melanophores interspersed with light ...
Jana Krauss   +6 more
doaj   +1 more source

Basonuclin-2 requirements for zebrafish adult pigment pattern development and female fertility.

open access: yesPLoS Genetics, 2009
Relatively little is known about the generation of adult form. One complex adult trait that is particularly amenable to genetic and experimental analysis is the zebrafish pigment pattern, which undergoes extensive remodeling during post-embryonic ...
Michael R Lang   +4 more
doaj   +1 more source

Sequence-Based Mapping and Genome Editing Reveal Mutations in Stickleback Hps5 Cause Oculocutaneous Albinism and the casper Phenotype

open access: yesG3: Genes, Genomes, Genetics, 2017
Here, we present and characterize the spontaneous X-linked recessive mutation casper, which causes oculocutaneous albinism in threespine sticklebacks (Gasterosteus aculeatus).
James C. Hart, Craig T. Miller
doaj   +1 more source

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