Developmental changes in digestive enzyme activity in American shad, Alosa sapidissima, during early ontogeny.

abstract：:Studies on the digestive secretions in aquatic animals can elucidate certain aspects of their nutritive physiology. The aim of the present study was to compare the digestive lipase and phospholipase activities in ten marine species belonging to four classes following the taxonomic classification of marine organisms. A...

journal_title：Fish physiology and biochemistry

authors： Smichi N,Fendri A,Zarai Z,Bouchaala E,Chérif S,Gargouri Y,Miled N

更新日期：2012-10-01 00:00:00

abstract：:Evidence has recently been presented for variation in the inducibility of various 7-alkoxycoumarin-O-dealkylase activities in liver microsomes from a number of mammalian species by β-naphthoflavone (βNF). In the present study we have investigated the inducibility of hepatic microsomal 7-methoxycoumarin-O-demethylase, ...

journal_title：Fish physiology and biochemistry

authors： Celander M,Förlin L,Andersson T

更新日期：1989-07-01 00:00:00

abstract：:The peptide YYb (PYYb) is a fish-specific peptide belonging to the neuropeptide Y (NPY) family. In the present study, the full-length cDNA sequence and genomic structure of PYYb (gcPYYb) from Ctenopharyngodon idellus have been isolated and characterized. The gcPYYb gene consists of three exons interspaced by two intro...

journal_title：Fish physiology and biochemistry

authors： Chen Y,Pandit NP,Fu J,Li D,Li J

更新日期：2014-02-01 00:00:00

abstract：:The aim of this study was to investigate the expression patterns of ocular melatonin in the annual reproductive cycle of the female grass puffer. Spawning season of the female grass puffer is from June to July in Jeju, South Korea. Time-resolved fluoroimmunoassay revealed that levels of ocular melatonin, which show an...

journal_title：Fish physiology and biochemistry

authors： Kim BH,Hur SP,Hyeon JY,Yamashina F,Takemura A,Lee YD

更新日期：2020-06-01 00:00:00

abstract：:Lectins are sugar-binding proteins that mediate pathogen recognition and cell-cell interactions. A rhamnose-binding lectin (RBL) gene and its promoter region have been cloned and characterized from snakehead Channa argus. From the transcription initiation site, snakehead rhamnose-binding lectin (SHL) gene extends 2,38...

journal_title：Fish physiology and biochemistry

authors： Jia WZ,Shang N,Guo QL

更新日期：2010-09-01 00:00:00

abstract：:The glucose-regulated protein, 94 kDa (GRP94), is an endoplasmic reticulum (ER)-localized heat shock protein that plays among other functions a crucial role in folding and exports of Toll-like receptors (TLRs) and some other immune-relevant factors. We identified two copies of the GRP94-encoding gene in rainbow trout ...

journal_title：Fish physiology and biochemistry

authors： Rebl A,Brietzke A,Goldammer T,Seyfert HM

更新日期：2014-12-01 00:00:00

abstract：:Due to rapid depletion of wild stocks, the necessity to cultivate fish is eminent. Current fish farming practices seek to improve flesh quality. The notion that white muscles are the main target of the fishing industry is emphasized. A novel approach is suggested based on the development of white muscles in wild fish ...

journal_title：Fish physiology and biochemistry

authors： Videler JJ

更新日期：2011-06-01 00:00:00

abstract：:The sperm duct epithelium of brook trout (Salvelinus fontinalis), mountedin vitro in Ussing-style epithelial chambers actively absorbs Na(+) (measured as the short-circuit current, Isc) and secretes K(+) (measured using(86)Rb(+) as tracer). Dibutyryl-cyclic-adenosine monophosphate (db-cAMP) and 3-isobutyl-1-methylxant...

journal_title：Fish physiology and biochemistry

authors： Marshall WS,Bryson SE,Idler DR

更新日期：1989-06-01 00:00:00

abstract：:The dmrt (doublesex and mab-3 related transcription factor) gene family comprises several transcription factors that share a conserved DM domain. Dmrt1 is considered to be involved in sexual development, but the precise function of other family members is unclear. In this study, we isolated genomic DNA and cDNA sequen...

journal_title：Fish physiology and biochemistry

authors： Wen A,You F,Tan X,Sun P,Ni J,Zhang Y,Xu D,Wu Z,Xu Y,Zhang P

更新日期：2009-08-01 00:00:00

abstract：:The trout thyroid secretes L-thyroxine (T4) which undergoes enzymatic deiodination in liver and other tissues. Based on mammalian studies, T4 outer-ring deiodination (ORD) or T4 inner-ring deiodination (IRD) could generate respectively 3,5,3'-triiodo-L-thyronine (T3) or 3,3',5'-T3(rT3), while subsequent T3ORD or T3IRD...

journal_title：Fish physiology and biochemistry

authors： Eales JG,Maclatchy DL,Sweeting RM

更新日期：1993-07-01 00:00:00

abstract：:The present study aims to investigate the effects of both garlic and curcumin through evaluating their therapeutic properties as antioxidants on liver and kidney functions, hepatic antioxidants and GPx gene expression against aflatoxicosis of O. niloticus. In total, 180 of tilapia were divided into ten groups; T1 repr...

journal_title：Fish physiology and biochemistry

authors： El-Barbary MI

更新日期：2016-04-01 00:00:00

abstract：:The serum carotenoid level gradually increased during the spawning migration of chum salmon (Oncorhynchus keta). Zeaxanthin, a yellowish carotenoid, was detected in the serum of spent males, while astaxanthin was a main carotenoid in the serum of males and females at other developmental stages. A high bilirubin level ...

journal_title：Fish physiology and biochemistry

authors： Ando S,Hatano M

更新日期：1988-05-01 00:00:00

abstract：:The questions addressed in this study were: 1) whether insulin added to the incubation medium can down-regulate (125)I insulin binding to isolated hepatocytes of Atlantic salmon (Salmo salar) and rainbow trout (Oncorhynchus mykiss); 2) whether quantitative assessment of insulin processing can be made on isolated fish ...

journal_title：Fish physiology and biochemistry

authors： Plisetskaya EM,Fabbri E,Moon TW,Gutiérrez J,Ottolenghi C

更新日期：1993-07-01 00:00:00

abstract：:Gilthead sea bream larvae (Sparus aurata) aged 47 days post hatching (dph) (11.6-12.8 mg in wet weight) were exposed to several sublethal concentrations of Cd(2+) (0.1, 5 and 10 mg/L) during 6 days in order to investigate the effects of this heavy metal on the expression of selected genes involved in detoxification (m...

journal_title：Fish physiology and biochemistry

authors： Sassi A,Darias MJ,Said K,Messaoudi I,Gisbert E

更新日期：2013-06-01 00:00:00

abstract：:A series of biochemical determination and electrophoretic observations have been conducted to analyze the activities and characteristics of protease, α-amylase, and lipase of paddlefish Polyodon spathula. The results obtained have been compared with those of bighead carp (Aristichthys nobilis) and hybrid sturgeon (Hus...

journal_title：Fish physiology and biochemistry

authors： Ji H,Sun HT,Xiong DM

更新日期：2012-06-01 00:00:00

abstract：:This investigation was performed to monitor hexachlorocyclohexane isomers (HCHs), dichlorodiphenyltrichloroethane (DDT, and its metabolites, refered to as DDTs), plasma levels of estradiol-17beta (E2), and the gonadosomatic index (GSI) between sampling sites of unpolluted ponds of Gujartal, Jaunpur (control site) and ...

journal_title：Fish physiology and biochemistry

authors： Singh PB,Singh V

更新日期：2008-03-01 00:00:00

abstract：:High-mobility group box 2 (HMGB2) is a nonhistone architectural protein that plays important roles in many biological processes. In this study, we cloned a homologue of the HMGB2 from the lymphocyte-like cells of Lampetra japonica (L. japonica). Sequence analysis reveals that L. japonica HMGB2 contains two highly cons...

journal_title：Fish physiology and biochemistry

authors： Yue P,Rong X,Zhuang X,Sha HJ,Li JM,Xin L,Li QW

更新日期：2014-04-01 00:00:00

abstract：:River damming and building of hydroelectric power plants interrupt the reproductive migration routes and change the major physicochemical parameters of water quality, with drastic consequences for populations of migratory fishes. The goal of this study was to evaluate proliferation and cell death during spermatogenesi...

journal_title：Fish physiology and biochemistry

authors： Domingos FFT,Thomé RG,Arantes FP,Castro ACS,Sato Y,Bazzoli N,Rizzo E

更新日期：2012-12-01 00:00:00

abstract：:The main indication of cimetidine is being H₂-receptor antagonist, but studies suggest that cimetidine may also act as a non-specific stimulant of cell-mediated immunity and immunomodulator. In order to determine the immunomodulatory effect of dietary intake of cimetidine in the common carp (100 ± 10 g), subjects were...

journal_title：Fish physiology and biochemistry

authors： Hosseinifard SM,Ahmadpour A,Mojazi Amiri B,Razeghi Mansour M,Ebrahimpour A

更新日期：2013-12-01 00:00:00

abstract：:The effects of chronic and periodic peaks of un-ionised ammonia (UIA-N) exposure on eye health and cataract formation in juvenile Atlantic halibut, Hippoglossus hippoglossus, were examined. Fish with mean initial weight 51.7 g (SD 13.2) were exposed to five treatments consisting of control group and three groups (Chro...

journal_title：Fish physiology and biochemistry

authors： Liakonis KM,Waagbø R,Foss A,Breck O,Imsland AK

更新日期：2012-04-01 00:00:00

abstract：:The biological actions of growth hormone (GH) are pleiotropic, including growth promotion, energy mobilization, gonadal development, appetite, and social behavior. The regulatory network for GH is complex and includes many central and peripheral endocrine factors as well as that from the environment. It is known that ...

journal_title：Fish physiology and biochemistry

authors： Dalmolin C,Almeida DV,Figueiredo MA,Marins LF

更新日期：2015-10-01 00:00:00

abstract：:In aquaculture, fish species may experience stressful episodes caused by poor farming conditions. The exponential increase of global aquaculture has raised the number of research studies aimed at demonstrating the sensitivity of aquatic animals in confined environments. The development of a real-time PCR and immunohis...

journal_title：Fish physiology and biochemistry

authors： Fiocchi E,Civettini M,Carbonara P,Zupa W,Lembo G,Manfrin A

更新日期：2020-08-01 00:00:00

abstract：:Juvenile sea bass, 1.5 years old, of mixed sex, held on long photoperiods were fed early on the photoperiod and late on the photoperiod, using different diets. Fish fed natural diets showed a daily rhythmicity of plasma insulin, liver c-AMP, plasma glucose, liver glycogen and muscle glycogen content, however, fish fed...

journal_title：Fish physiology and biochemistry

authors： Perez J,Zanuy S,Carrillo M

更新日期：1988-10-01 00:00:00

abstract：:In the end of the Discussion section, following information should be included. ...

journal_title：Fish physiology and biochemistry

authors： Dong HB,Sun YX,Duan YF,Li H,Li Y,Liu QS,Wang WH,Zhang JS

更新日期：2020-12-01 00:00:00

abstract：:Changes in serum thyroxine (T4), estradiol-17β (E2) and testosterone (T) levels during the parr-smolt transformation (smoltification) were investigated in the masu salmon (Oncorhynchus masou) in 1985 and 1987. T4 showed a peak in levels at the early stage of smoltification and E2 and T levels peaked almost at the same...

journal_title：Fish physiology and biochemistry

authors： Yamada H,Ohta H,Yamauchi K

更新日期：1993-07-01 00:00:00

abstract：:The effects of acclimation temperature (15, 20, 25 °C) on routine oxygen consumption and post-exercise maximal oxygen consumption rates (MO2) were measured in juvenile shortnose sturgeon (Acipenser brevirostrum LeSueur, 1818). The routine MO2 of shortnose sturgeon increased significantly from 126.75 mg O2 h-1 kg-1 at ...

journal_title：Fish physiology and biochemistry

authors： Zhang Y,Kieffer JD

更新日期：2017-10-01 00:00:00

abstract：:Corticotropin-releasing hormone (CRH), urotensin I (UI) and urotensin II (UII) are found throughout vertebrate species from fish to human. To further understand the role of crh, uI and uII in teleosts during development, we investigated the expression pattern of crh, uI, uIIα and uIIβ genes, and their response to acut...

journal_title：Fish physiology and biochemistry

authors： Luo L,Chen A,Hu C,Lu W

更新日期：2014-12-01 00:00:00

abstract：:The present study made an attempt to measure the cortisol content, as an indicator of stress response, in rainbow trout embryos which were exposed to different densities and handling stress (air exposure) during incubation. The three densities of experimental embryos at early development stages were considered as 2.55...

journal_title：Fish physiology and biochemistry

authors： Ghaedi G,Falahatkar B,Yavari V,Sheibani MT,Broujeni GN

更新日期：2015-04-01 00:00:00

abstract：:In this study, for the first time, both neuropeptides isotocin (IT) and arginine vasotocin (AVT) have been identified and measured in urophysis, the neurohaemal organ of the caudal neurosecretory system of teleost fish. So far, AVT, but not IT, was quantified by radioimmunoassay (RIA) in urophysis of several fish spec...

journal_title：Fish physiology and biochemistry

authors： Gozdowska M,Ślebioda M,Kulczykowska E

更新日期：2013-08-01 00:00:00

abstract：:The toxic effects of thyroxine (T4F), levothyroxine (L-T4), and thyroxine complexed into β-cyclodextrin (β-CD-T4) on the biological parameters of tambaqui (Colossoma macropomum) were evaluated. The animals were exposed to a chronic toxicity test based on concentrations of influent (60 ng/L) for 2 months. Weight, total...

journal_title：Fish physiology and biochemistry

authors： Santos TP,Soares PRL,da Silva MCG,da Silva SCBL,de Andrade ALC,Dos Santos AR,da Silva JF,da Silva Oliveira EG,da Silva Souza EHL,de Sá FB,Cadena MRS,Cadena PG

更新日期：2019-06-01 00:00:00