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oxytocin
[ ok-si-toh-suhn ]
noun
- Biochemistry. a polypeptide hormone, produced by the posterior lobe of the pituitary gland, that stimulates contraction of the smooth muscle of the uterus.
- Pharmacology. a commercial form of this substance, obtained from beef and hog pituitary glands or especially by synthesis, and used chiefly in obstetrics to induce labor and to control postnatal hemorrhage.
oxytocin
/ ˌɒɪˈəʊɪ /
noun
- a polypeptide hormone, secreted by the pituitary gland, that stimulates contractions of the uterus or oviduct and ejection of milk in mammals; alphahypophame: used therapeutically for aiding childbirth. Formula: C 43 H 68 N 12 O 12 S 2 Compare vasopressin
oxytocin
/ ŏ′sĭ-ō′ĭ /
- A polypeptide hormone secreted by the posterior portion of the pituitary gland. Oxytocin stimulates the contraction of smooth muscle of the uterus during childbirth and facilitates ejection of milk from the mammary glands.
yvlog History and Origins
Origin of oxytocin1
Example Sentences
The team believes pro-social hormones triggered by the drug - such as oxytocin, which helps promote bonding - helped reduce fear and boost feelings of camaraderie between those fleeing the attack.
Infants whose mothers regularly use language to describe what their child is thinking or feeling, have higher levels of the hormone oxytocin, finds a new study led by UCL researchers.
This new therapeutic approach targets oxytocin receptors in the gut.
University of Queensland researchers have developed a new class of oral painkillers to suppress chronic abdominal pain that is based on the peptide hormone oxytocin that drives childbirth contractions.
This system is largely regulated by the so-called “love hormone” oxytocin.
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