@article{PAR00007998, title = {{I}nfluence of temperature regime on endocrine parameters and vitellogenesis during experimental maturation of {E}uropean eel ({A}nguilla anguilla) females}, author = {{P}erez, {L}. and {P}enaranda, {D}. {S}. and {D}ufour, {S}ylvie and {B}aloche, {S}. and {P}alstra, {A}. {P}. and {V}an {D}en {T}hillart, {G}eejm and {A}sturiano, {J}. {F}.}, editor = {}, language = {{ENG}}, abstract = {{W}e examined the effect of temperature in {E}uropean silver eels during their maturation induced by injections of carp pituitary extract on endocrine parameters: pituitary fsh beta and lh beta expression, plasma 17 beta-estradiol ({E}2) and vitellogenin, estrogen receptor 1 (esr1), and vitellogenin 2 (vtg2) expression in liver. {A} variable thermal regime ({T}10) that increased from 10 degrees to 14 degrees and 17 degrees {C} was compared with a constant 20 degrees {C} regime ({T}20) during 12 weeks. {T}10 caused a faster development until week 8, higher fsh beta, lh beta, esr1 expression, and higher {E}2 levels. {T}he results strongly suggest that {T}10 is inducing a higher endogenous {FSH} level which increases the {E}2 circulating level during vitellogenesis. {A} variable thermal regime induced an fsh beta expression and {E}2 profile in vitellogenic hormonally matured eel females that were more similar to the profile observed in other naturally maturing fish.}, keywords = {{E}el ; {T}emperature ; {V}itellogenesis ; fsh beta ; lh beta ; {E}2 ; esr1 ; vtg2 ; m{RNA}}, booktitle = {}, journal = {{G}eneral and {C}omparative {E}ndocrinology}, volume = {174}, numero = {1}, pages = {51--59}, ISSN = {0016-6480}, year = {2011}, DOI = {10.1016/ygcen.2011.08.009}, URL = {https://www.documentation.ird.fr/hor/{PAR}00007998}, }