Do hormone‐modulating chemicals impact on reproduction and development of wild amphibians?

F Orton, CR Tyler - Biological Reviews, 2015 - Wiley Online Library
Globally, amphibians are undergoing a precipitous decline. At the last estimate in 2004,
32% of the approximately 6000 species were threatened with extinction and 43% were …

Multimodal hypothalamo-hypophysial communication in the vertebrates

VL Trudeau, GM Somoza - General and comparative endocrinology, 2020 - Elsevier
The vertebrate pituitary is arguably one of the most complex endocrine glands from the
evolutionary, anatomical and functional perspectives. The pituitary plays a master role in …

Hormonal and pheromonal studies on amphibians with special reference to metamorphosis and reproductive behavior

S Kikuyama, K Yamamoto, F Toyoda… - Development …, 2023 - Wiley Online Library
In this article, we review studies which have been conducted to investigate the hormonal
influence on metamorphosis in bullfrog (Rana catesbeiana) and Japanese toad (Bufo …

Luteinizing hormone, follicle stimulating hormone, and gonadotropin releasing hormone mRNA expression of Xenopus laevis in response to endocrine disrupting …

R Urbatzka, I Lutz, R Opitz, W Kloas - General and comparative …, 2006 - Elsevier
Environmental pollutants can interfere with the endocrine system of a variety of animals and
are suggested to contribute to the worldwide decline of amphibians. In this study, the effects …

Follicle stimulating hormone (FSH) and luteinizing hormone (LH) gene expression during larval development in Senegalese sole (Solea senegalensis)

JM Guzmán, MJ Bayarri, J Ramos, Y Zohar… - … and Physiology Part A …, 2009 - Elsevier
The gonadotropins (GTHs), follicle stimulating hormone (FSH) and luteinizing hormone (LH),
determine the reproductive competence of adult breeders, but also participate in the …

Expression profiles of LHβ, FSHβ and their gonadal receptor mRNAs during sexual differentiation of Xenopus laevis tadpoles

R Urbatzka, C Lorenz, I Lutz, W Kloas - General and comparative …, 2010 - Elsevier
The gonadotropins, luteinising hormone (LH) and follicle stimulating hormone (FSH), are
important hormones regulating reproductive biology in vertebrates, especially the processes …

Celebrating 50+ years of research on the reproductive biology and endocrinology of the green frog: an overview

MM Di Fiore, A Santillo, S Falvo, C Pinelli - General and Comparative …, 2020 - Elsevier
This issue is dedicated to the late Professor Giovanni Chieffi, and this article is an overview
of the research on Comparative Endocrinology of reproduction using Rana esculenta (alias …

Steroid exposure during larval development of Xenopus laevis affects mRNA expression of the reproductive pituitary–gonadal axis in a sex-and stage-dependent …

R Urbatzka, C Lorenz, C Wiedemann, I Lutz… - … and Physiology Part C …, 2014 - Elsevier
Steroids are known to influence the reproductive pituitary–gonadal axis in adult amphibians.
Here, we studied the effects of hormones on pituitary and gonadal mRNA expression during …