Results 101 to 110 of about 71,128 (264)

Dynamics of Bioactive Luteinizing Hormone-Human Chorionic Gonadotropin during the First 7 Days of Life [PDF]

open access: bronze, 1988
Marco Danon   +4 more
openalex   +1 more source

Modified cytoskeletal and extracellular matrix composition in the canine testis after long‐acting gonadotropin‐releasing hormone agonist deslorelin treatment

open access: yesAndrology, EarlyView.
Abstract Background Long‐acting gonadotropin‐releasing hormone (GnRH) agonists are commonly used for fertility control in male dogs. Their effect on testicular histomorphology has not been clarified. Objectives To elucidate the mechanisms underlying androgen withdrawal in response to long‐acting GnRH agonist deslorelin 4.7 mg treatment on testicular ...
Aykut Gram   +5 more
wiley   +1 more source

Research Progress on the Impact of Human Chorionic Gonadotropin on Reproductive Performance in Sows

open access: yesAnimals
Human chorionic gonadotropin is a glycoprotein hormone produced by human or humanoid syncytiotrophoblasts that differentiate during pregnancy. Due to its superior stability and long-lasting effects compared to luteinizing hormone, it is often used to ...
Jiahao Li   +5 more
doaj   +1 more source

Highly potent metallopeptide analogues of luteinizing hormone-releasing hormone.

open access: green, 1989
S. Bajusz   +7 more
openalex   +2 more sources

Maternal, childhood and adolescent influences on Leydig cell functional capacity and circulating INSL3 concentration in young adults: Importance of childhood infections and body mass index

open access: yesAndrology, EarlyView.
Abstract Background The constitutive Leydig cell hormone insulin‐like peptide 3 (INSL3) is considered a good estimate of the adult Leydig cell functional capacity and appears to remain relatively consistent throughout adult male life, only gradually declining into old age.
Richard Ivell   +3 more
wiley   +1 more source

The aporetic dialogs of Modena on gender differences: Is it all about testosterone? Episode III: Mathematics

open access: yesAndrology, EarlyView.
Abstract This report is the transcript of what was discussed in a convention at the Endocrinology Unit in Modena, Italy, in the form of the aporetic dialogs of ancient Greece. It is the third episode of a series of four discussions on the differences between males and females, with a multidisciplinary approach. In this work, the role of testosterone in
Giulia Brigante   +6 more
wiley   +1 more source

Development of a nomogram for sperm retrieval at microTESE for idiopathic non‐obstructive azoospermia in a multi‐center cohort study

open access: yesAndrology, EarlyView.
Abstract Background Non‐obstructive azoospermia (NOA) affects approximately 10% of infertile men and represents a major challenge in assisted reproductive technology (ART). A model that includes histological variants could be helpful in predicting sperm retrieval rate (SRR) after microdissection testicular sperm extraction (mTESE) in patients affected ...
Giorgio Ivan Russo   +10 more
wiley   +1 more source

Effect of Copper Status on Luteinizing Hormone Secretion in Dairy Steers

open access: bronze, 1993
Z. Xin   +4 more
openalex   +1 more source

Effects of neonatal hypothyroidism on testicular development and undifferentiated spermatogonia in prepubertal rats

open access: yesAndrology, EarlyView.
Abstract Background Thyroid hormones play a key role in testicular development, particularly in the regulation of Sertoli cell proliferation and differentiation. While congenital hypothyroidism is common and treatable, the effects of thyroid hormone insufficiency on early testicular development during the neonatal period remain unclear. Objectives This
Daisuke Matsumoto   +10 more
wiley   +1 more source

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