Q.118
Animal Reproduction - Gynaecology and Obstetrics- ICAR JRF/SRF 2024
MCQ (Single Correct) +4 −1
Half life of LH is
  • Pharmacokinetic Half-Life of LH: In domestic animals, Luteinizing Hormone (LH) is an anterior pituitary glycoprotein hormone possessing a relatively short circulating half-life of approximately 30 minutes (20–40 minutes).
  • Biochemical Reason: LH possesses fewer terminal sialic acid residues on its carbohydrate side-chains compared to FSH ($t_{1/2} \sim 2\text{--}4\text{ hours}$) or equine chorionic gonadotropin (eCG, $t_{1/2} \gt 40\text{ hours}$), leading to rapid hepatic clearance.

Correct option: (2) 30 min

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