Results 41 to 50 of about 84,077 (281)

Monophyly or Homoplasy? The Relationships of a Rare New Species of Cambeva (Siluriformes: Trichomycteridae) from the Brazilian Atlantic Forest with a Bicolored Caudal Pattern

Taxonomy
The Brazilian Atlantic Forest, one the five main biodiversity hotspots in the world, still houses many organisms that are rare and unknown to science, mostly concentrated in mountain ranges.
Wilson J. E. M. Costa, Caio R. M. Feltrin, José Leonardo O. Mattos, Axel M. Katz   +3 more
doaj   +1 more source

A Poorly Known Catfish Clade in an Endangered Neotropical Biodiversity Hotspot: Relationships and Distribution Patterns of the Cambeva variegata Group (Siluriformes: Trichomycteridae)

Fishes
The Cambeva variegata group (CVG) is endemic to a region situated in the intersection of two endangered biodiversity hotspots, Cerrado and Atlantic Forest, and drained by two important South American river basins, the upper Rio Paraná and upper Rio São ...
Wilson J. E. M. Costa, José Leonardo O. Mattos, Valter M. Azevedo-Santos, Caio R. M. Feltrin, Pedro F. Amorim, Felipe P. Ottoni, Paulo J. Vilardo, Axel M. Katz   +7 more
doaj   +1 more source

Raptor/mTORC1 Acts as a Modulatory Center to Regulate Anti-bacterial Immune Response in Rockfish

Frontiers in Immunology, 2019
The mammalian target of rapamycin (mTOR) is an evolutionarily highly conserved atypical serine/threonine protein kinase, which regulates cell growth, proliferation, apoptosis, autophagy, and metabolism.
Kang Li, Xiumei Wei, Libin Zhang, Libin Zhang, Libin Zhang, Heng Chi, Heng Chi, Jialong Yang, Jialong Yang   +8 more
doaj   +1 more source

Functional characterization of a short peptidoglycan recognition protein from Chinese giant salamander (Andrias davidianus) [PDF]

, 2017
This work was supported by the National Natural Science Foundation of China (Grant no. 31302221, 31172408 and 31272666) and Jiangsu Province (Grant no.
Chang, Mingxian, Nie, Pin, Qi, Zhitao, Qiao, Guo, Ren, Shisi, Wang, Zisheng, Xu, Qiaoqing, Zhang, Qihuan, Zou, Jun   +8 more
core   +1 more source

Revisiting the Teleost Thymus: Current Knowledge and Future Perspectives

Biology, 2020
The thymus in vertebrates plays a critical role in producing functionally competent T-lymphocytes. Phylogenetically, the thymus emerges early during evolution in jawed cartilaginous fish, and it is usually a bilateral organ placed subcutaneously at the ...
Felipe Barraza, Ruth Montero, Valentina Wong-Benito, Héctor Valenzuela, Carlos Godoy-Guzmán, Fanny Guzmán, Bernd Köllner, Tiehui Wang, Christopher J. Secombes, Kevin Maisey, Mónica Imarai   +10 more
doaj   +1 more source

TARDBP (TDP‐43) Knock‐in Zebrafish Display a Late‐Onset Motor Phenotype and Loss of Large Spinal Cord Motor Neurons

Annals of Neurology, EarlyView.
Objective Mutations in TARDBP (encoding TDP‐43) are associated with the neurodegenerative disease amyotrophic lateral sclerosis (ALS) and include familial missense mutations where there are a lack of models and mechanisms examining how they are pathogenic.
Ziyaan A. Harji, Christian J. Rampal, Esteban C. Rodríguez, Virginie Petel Légaré, Alexandra Lissouba, Sabrina Semmler, Meijiang Liao, Jay P. Ross, Guy A. Rouleau, Christine Vande Velde, Gary A.B. Armstrong   +10 more
wiley   +1 more source

Under Pressure: Interactions between Commensal Microbiota and the Teleost Immune System

Frontiers in Immunology, 2017
Commensal microorganisms inhabit every mucosal surface of teleost fish. At these surfaces, microorganisms directly and indirectly shape the teleost immune system.
Cecelia Kelly, Irene Salinas
doaj   +1 more source

Draft Genome Assembly of the Freshwater Apex Predator Wels Catfish (Silurus glanis) Using Linked-Read Sequencing

G3: Genes, Genomes, Genetics, 2020
The wels catfish (Silurus glanis) is one of the largest freshwater fish species in the world. This top predator plays a key role in ecosystem stability, and represents an iconic trophy-fish for recreational fishermen. S.
Mikhail Yu. Ozerov, Martin Flajšhans, Kristina Noreikiene, Anti Vasemägi, Riho Gross   +4 more
doaj   +1 more source

Exploration of GES-induced masculinization of Gambusia affinis Based on Single Cell Level

Guangdong nongye kexue, 2023
【Objective】To investigate the molecular mechanism of sex reversal in female Western mosquitofish (Gambusia affinis) under the effect of gestodene (GES) by studying the development of gonadal cell differentiation and gene expression changes involved in ...
Tingyin FENG, Xikai DENG, Ke XING
doaj   +1 more source

The unusual microtubule polarity in teleost retinal pigment epithelial cells. [PDF]

, 1988
In cells of the teleost retinal pigment epithelium (RPE), melanin granules disperse into the RPE cells long apical projections in response to light onset, and aggregate toward the base of the RPE cell in response to dark onset.
BURNSIDE, Beth, Troutt, L
core   +1 more source