Jurnal Ilmiah Perikanan dan Kelautan, 2012 Abalone is one kind of shellfish fisheries of the world has become a commodity which is currently experiencing increased demand, especially from international markets.
Sudarno Sudarno +2 more
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Seasonal changes in moult, body mass and reproductive condition in siskins Carduelis spinus exposed to daylength regimes simulating different latitudes [PDF]
, 2011 Birds use change in daylength during the year to time events during their annual cycles. Individual Eurasian siskins Carduelis spinus can breed and winter in widely separated areas in different years.
Dawson, Alistair, Newton, Ian
core +2 more sources
Evo-devo of human adolescence: beyond disease models of early puberty [PDF]
, 2013 Despite substantial heritability in pubertal development, much variation remains to be explained, leaving room for the influence of environmental factors to adjust its phenotypic trajectory in the service of fitness goals.
A Templeton +69 more
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Gonadotropins in the Russian Sturgeon: Their Role in Steroid Secretion and the Effect of Hormonal Treatment on Their Secretion. [PDF]
, 2016 In the reproduction process of male and female fish, pituitary derived gonadotropins (GTHs) play a key role. To be able to specifically investigate certain functions of Luteinizing (LH) and Follicle stimulating hormone (FSH) in Russian sturgeon ...
Aizen, Joseph +8 more
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Cyclic changes in gonadal maturation and histological observations of threatened freshwater catfish "narikeliru" Mystus montanus (Jerdon, 1849) [PDF]
Acta Ichthyologica et Piscatoria, 2004 Background. Usage of biosciences in increasing fish production needs to have a proper understanding and knowledge of endocrine physiology of fish reproduction.
A.J. Arockiaraj +3 more
doaj +3 more sources
Zygoparity and sex steroid hormone profiles in bluemouth Helicolenus dactylopterus [PDF]
, 2017 Two hundred and seven individuals (103 females and 104 males) of bluemouth Helicolenus dactylopterus (Scorpaeniformes, Sebastidae), a commercially important deep-water species with an unusual reproductive strategy, from the eastern Atlantic Ocean ranging
Barcellos +30 more
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Testosterone and androstenedione concentrations in human testis and epididymis during the first two years of life [PDF]
, 1983 Testosterone and androstenedione were measured in testicular and epididymal tissue of 37 previously healthy infants between 1 and 24 months of age who died suddenly. In half of the patients elevated plasma levels of cortisol and androstenedione suggested
Bidlingmaier, F. +4 more
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Peripheral and central mechanisms involved in hormonal control of male and female reproduction [PDF]
, 2016 Reproduction involves the integration of hormonal signals acting across multiple systems togenerate a synchronized physiological output. A critical component of reproduction is the luteinizinghormone (LH) surge, which is mediated by estradiol (E2) and ...
Bentley, G. E. +6 more
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EFECT OF LASERPUNCTURE INDUCTION TO INCREASE GSI AND HSI MALE CATFISH BROODSTOCKS
JFMR-Journal of Fisheries and Marine Research, 2020 Induction of laser puncture in the male catfish broodstock has a positive influence by increasing reproductive activity which is very helpful for the process of gonadal maturation.
Dyah Hariani +3 more
doaj +1 more source
Differential leucokocyte counts in ''dourado'', Salminus maxillosus Valenciennes, 1840, from the Mogi-Guaçu River, Pirassununga, SP [PDF]
Brazilian Journal of Biology, 2003 From August, 1996 to December, 1997, 293 of ''dourado'' specimens, Salminus maxillosus (Valencienes, 1840), of various sizes, were caught in Mogi-Guaçu River, Emas Falls, for hematologic studies.
M. J. T. Ranzani-Paiva +4 more
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