While gonadotropin‐releasing hormone (GnRH) is considered as the major hypothalamic
factor controlling pituitary gonadotrophins in mammals and most other vertebrates, its …

Catfishes, belonging to the order siluriformes, represent one of the largest groups of
freshwater fishes with more than 4000 species and almost 12% of teleostean population …

The production of peptide hormones by skeletal muscle tissue is a promising area of gene
therapy. Skeletal muscle myogenesis can be induced in vitro, resulting in the fusion of …

In teleost fish, sex differences in several behavioral and physiological traits have been
assumed to reflect underlying sex differences in the central expression of neurotransmitter …

Background: Hyperthyroidism is associated with impairment in the neurotransmission and
severe tissue damage in the brain. The present study explored the potential deleterious …

Tyrosine hydroxylase (Th) is the rate-limiting enzyme for catecholamine (CA) biosynthesis
and is considered to be a marker for CA-ergic neurons, which regulate the levels of …

In seasonal breeding vertebrates, hormone regulation of catecholamines, which include
dopamine and noradrenaline, may function, in part, to modulate behavioral responses to …

In fish like in mammals, dopamine (DA) is a major catecholaminergic neurotransmitter that
contributes to many functions of the nervous system like sensory perception, tuning of …

In the female catfish Heteropneustes fossilis, administration of thyroxine (T4), 1µg/g body
weight, ip, in both gonadal resting and preparatory phases for 7, 14 and 21 days caused …

Background Dopamine (DA) neurons in the anteroventral periventricular nucleus (AVPV) in
the preoptic area (POA) of mammals express estrogen receptors, regulate luteinizing …