Results 71 to 80 of about 869 (158)

Morphological Characteristics and Comparative Transcriptome Analysis of Three Different Phenotypes of Pristella maxillaris

open access: yesFrontiers in Genetics, 2019
Pristella maxillaris is known as the X-ray fish based on its translucent body. However, the morphological characteristics and the molecular regulatory mechanisms of these translucent bodies are still unknown. In this study, the following three phenotypes,
Fangfang Bian   +9 more
doaj   +1 more source

Ultrastructural and biochemical analysis of epidermal xanthophores and dermal chromatophores of the teleost Sparus aurata.

open access: yesHistology and histopathology, 1999
We have studied the pigmentary system of the teleost Sparus aurata skin by electron microscopy and chromatographic analysis. Under electron microscopy, we found the dermis to contain the three major types of recognized chromatophores: melanophores, xanthophores and iridophores.
Ferrer, C., Solano, F., Zuasti, A.
openaire   +3 more sources

SOME NEUROHUMORAL EVIDENCE FOR DOUBLE INNERVATION OF XANTHOPHORES IN KILLIFISH (FUNDULUS)

open access: yesThe Biological Bulletin, 1942
In a majority of over 50 Fundulus majalis tested, the part of a previously faded primary denervated caudal band flanked by two new secondary bands showed pigment dispersal in its xanthophores, as if affected by the stronger dispersal in those of the adjacent secondary bands.
openaire   +3 more sources

Sepiapterin reductase (Spra and Sprb) regulate carotenoid and pteridine metabolism influencing the koi carp (Cyprinus carpio L.) coloration

open access: yesAquaculture Reports
The evolution of teleost coloration is strongly linked with the fish-specific genome duplication (FSGD). Sepiapterin reductase (Spr) is commonly required in pteridine pigment synthesis and two paralogs are found in teleosts.
X. Tian   +7 more
doaj   +1 more source

Thyroid hormone regulates both melanin and non-melanin pigmentation in Sinibrama taeniatus via three types of chromophores

open access: yesFrontiers in Marine Science
IntroductionBody color is a prominent phenotypic trait and a significant economic characteristic in fish. While current research mainly examines the effects of genetic factors, less emphasis has been placed on the role of endogenous hormones in fish body
Xiaoqin Liu   +8 more
doaj   +1 more source

Mutation of Genes Associated with Body Color, Growth, Intermuscular Bone, and Sex Differentiation in Onychostoma macrolepis Using CRISPR/Cas9

open access: yesFishes
Onychostoma macrolepis is not only a protected Cyprinid species in the wild but also an emerging commercial aquaculture fish in China. The objective of this research was to genetically modify the genes associated with commercial traits by CRISPR/Cas9 for
Tian Gao   +7 more
doaj   +1 more source

Pituitary and Nervous Control of Chromatic Responses, Especially of Xanthophores, in Killifish (Fundulus)

open access: yesExperimental Biology and Medicine, 1942
Previous work on killifishes has shown the yellow pigmentary effectors (xanthophores) of Fundulus heteroclitus and F. majalis to be subject to humoral control and to direct, probably double, nervous control permitting independence from melanophore responses.1 A pituitary hormone dominates the xanthophores of the minnow Phoxinus,2 as it does amphibian ...
openaire   +1 more source

Unraveling the structural and pigmentary mechanisms of UV color signal production in <i>Podarcis</i> wall lizards. [PDF]

open access: yesiScience
Brejcha J   +7 more
europepmc   +1 more source

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