J G Lambert
Overview
Explore the profile of J G Lambert including associated specialties, affiliations and a list of published articles.
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59
Citations
260
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Recent Articles
1.
Lambert J, Van Den Hurk R, Schoonen W, Resink J, van Oordt P
Fish Physiol Biochem
. 2013 Nov;
2(1-4):101-7.
PMID: 24233171
In general, female zebrafish,Brachydanio rerio, ovulate only in the presence of males. The stimulant must be pheromonal as even male holding water is capable of inducing ovulation. After ovulation the...
2.
Schoonen W, Granneman J, Lambert J
Fish Physiol Biochem
. 2013 Nov;
6(2):91-112.
PMID: 24226975
As part of a series of experiments concerning a possible pheromonal function of steroids and steroid glucuronides excreted by the sex organs of the African catfish,Clarias gariepinus, qualitative and quantitative...
3.
van Dam G, Schoonen W, Lambert J, van Oordt P
Fish Physiol Biochem
. 2013 Nov;
6(2):79-89.
PMID: 24226974
The plasma concentrations of fourteen ovarian steroids were measured in postvitellogenic African catfish,Clarias gariepinus, which had been injected with pimozide and LHRHa. Postvitellogenesis persisted for at least four hours after...
4.
Schoonen W, Lambert J, Penders M, Van Roosmalen M, Van Den Hurk R, Goos H, et al.
Fish Physiol Biochem
. 2013 Nov;
6(2):61-78.
PMID: 24226973
Changes in ovarian steroidogenesis accompanying oocyte maturation and ovulation were studied in the African catfish,Clarias gariepinus. Laboratory-reared females with postvitellogenic ovaries were treated with pimozide and LHRH-analogue. The plasma gonadotropin...
5.
Timmers R, Lambert J
Fish Physiol Biochem
. 2013 Nov;
7(1-6):201-10.
PMID: 24221773
Catechol-O-methyltransferase, involved in the methylation of catechol substrates, was localized in the brain of the male African catfish,Clarias gariepinus, by means of a radiometric assay using [Methyl-(3)H]S-adenosylmethionine as methyldonor and...
6.
Van Asselt L, Timmers R, Goos H, Lambert J, van Oordt P
Fish Physiol Biochem
. 2013 Nov;
6(4):207-12.
PMID: 24221551
Isolated gonadotrops of the African catfish,Clarias gariepinus, were incubated with dopamine (DA) and/or catecholestrone and the activity of the enzyme catechol-O-methyltransferase (COMT) was determined by measuring the methylated products. From...
7.
Vermeulen G, Lambert J, Lenczowski M, Goos H
Fish Physiol Biochem
. 2013 Nov;
12(1):21-30.
PMID: 24202622
With the final aim of identifying the testicular steroids involved in the feedback mechanism of the hypothalamus-pituitary-gonad axis, steroid secretion by the testis of African catfish, Clarias gariepinus, was studied...
8.
Blom M, Wassink M, van Wijk F, Ederveen A, Kloosterboer H, Verhoeven C, et al.
Drug Metab Dispos
. 2001 Jun;
29(7):976-82.
PMID: 11408363
The 19-nor-progestogen norethisterone is used as a progestogen component in contraceptives and in continuous- and sequential combined hormone replacement therapy (HRT) in postmenopausal women. Metabolism of norethisterone in HRT target...
9.
Consten D, Lambert J, Goos H
Comp Biochem Physiol B Biochem Mol Biol
. 2001 Jun;
129(2-3):671-7.
PMID: 11399504
Previous work showed that prolonged elevated cortisol levels, implicated in the stress adaptation, inhibits testicular pubertal development in male common carp, as well as an impairment of the synthesis of...
10.
Consten D, Bogerd J, Komen J, Lambert J, Goos H
Biol Reprod
. 2001 Mar;
64(4):1063-71.
PMID: 11259251
The onset and regulation of puberty is determined by functional development of the brain-pituitary-gonad (BPG) axis. Stress has been shown to interfere with reproduction and the functioning of the BPG...