Jove
Visualize
Contact Us
JoVE
x logofacebook logolinkedin logoyoutube logo
ABOUT JoVE
OverviewLeadershipBlogJoVE Help Center
AUTHORS
Publishing ProcessEditorial BoardScope & PoliciesPeer ReviewFAQSubmit
LIBRARIANS
TestimonialsSubscriptionsAccessResourcesLibrary Advisory BoardFAQ
RESEARCH
JoVE JournalMethods CollectionsJoVE Encyclopedia of ExperimentsArchive
EDUCATION
JoVE CoreJoVE BusinessJoVE Science EducationJoVE Lab ManualFaculty Resource CenterFaculty Site
Terms & Conditions of Use
Privacy Policy
Policies

Related Experiment Videos

Testosterone induces lymphopenia in turtles.

A H Saad1, M Torroba, A Varas

  • 1Zoology Department, Faculty of Science, Cairo University, Egypt.

Veterinary Immunology and Immunopathology
|April 1, 1991
PubMed
Summary
This summary is machine-generated.

Related Concept Videos

You might also read

Related Articles

Articles linked to this work by shared authors, journal, and citation graph.

Sort by
Same author

Potential benefits of using hydrogen sulfide, vitamin E and necrostatin-1 to counteract acetaminophen‑induced hepatotoxicity in rats.

Bratislavske lekarske listy·2021
Same author

Chemically Modified Variants of Fenofibrate with Antiglioblastoma Potential.

Translational oncology·2019
Same author

Reptilian bone marrow. An ultrastructural study in the spanish lizard, Lacerta hispanica.

Journal of morphology·2018
Same author

Ultrasound-guided adductor canal block after arthroscopic anterior cruciate ligament reconstruction: Effect of adding dexamethasone to bupivacaine, a randomized controlled trial.

European journal of pain (London, England)·2018
Same author

Effect of unilateral adrenalectomy on acute immobilization stress response in rats.

Endocrine regulations·2015
Same author

Biological variations in adrenal gland response to immobilization and glucoprivation stressors in rats.

Endocrine regulations·2015
Same journal

Early in vitro response to Toxoplasma gondii infection in macrophages and neutrophils from sheep immunized with a commercial vaccine.

Veterinary immunology and immunopathology·2026
Same journal

Host immune response to lumpy skin disease virus.

Veterinary immunology and immunopathology·2026
Same journal

A randomized field trial of live epizootic bovine abortion agent (EBAA) vaccine demonstrates safety and efficacy.

Veterinary immunology and immunopathology·2026
Same journal

Comparative evaluation of lateral flow immunoassay and real time PCR for detection of canine morbillivirus antigen in live attenuated vaccines.

Veterinary immunology and immunopathology·2026
Same journal

Establishment of a disease model for Mycoplasma Ovipneumoniae infectioninfection in Hu sheep and its lung transcriptomic analysis.

Veterinary immunology and immunopathology·2026
Same journal

Macrophage-mediated inflammatory responses impair mucosal barrier components and promote goblet cell loss during Eimeria tenella infection in chickens.

Veterinary immunology and immunopathology·2026
See all related articles

Testosterone propionate significantly impacts turtle immune systems, causing thymic involution and reduced lymphocytes in lymphoid organs and blood. This suggests hormone-induced lymphocyte redistribution may occur in reptiles.

Area of Science:

  • Comparative immunology
  • Endocrinology
  • Herpetology

Background:

  • Sex steroids play a role in immune-neuroendocrine interactions in lower vertebrates.
  • Understanding these interactions is crucial for comparative physiology.

Purpose of the Study:

  • To investigate the effects of testosterone propionate on the immune system of the turtle Mauremys caspica.
  • To delineate the impact on peripheral blood and lymphoid organs.

Main Methods:

  • A single intraperitoneal injection of testosterone propionate (200 micrograms/g body weight) was administered to turtles.
  • Analysis of peripheral blood and lymphoid organs (thymus, spleen) was performed.

Main Results:

  • Testosterone propionate induced significant thymic involution.

Related Experiment Videos

  • Intense lymphopenia was observed in the spleen.
  • A less severe reduction in lymphocyte count was noted in the peripheral blood compartment.

    • Conclusions:

    • Testosterone propionate administration affects lymphocyte distribution in turtles.
    • Lymphocyte redistribution among body compartments is a potential mechanism.
    • Further research is needed to understand the underlying mechanisms in reptiles and compare them to mammals.