Carpaine hydrochloride 是一种从 Carica papaya Linn 中分离出的具有抗血小板减少活性的生物碱，在维持血小板数目方面表现出强烈的活性，无急性毒性。Carpaine hydrochloride 具有抗疟疾活性以预防疟疾。
Carpaine hydrochloride is an alkaloid isolated from Carica papaya Linn anti-thrombocytopenic activity, exhibits potent activity in sustaining platelet counts with no acute toxicity[1]. Carpaine hydrochloride has anti-plasmodial activity to prevent malaria[2].
Carpaine hydrochloride affects the myocardium directly, it reduces cardiac output, stroke volume, stroke work, and cardiac power in rat, which has been studied for its cardiovascular effects[3].
[1]. Zunjar V, et al. Antithrombocytopenic activity of carpaine and alkaloidal extract of Carica papaya Linn. leaves in busulfan induced thrombocytopenic Wistar rats. J Ethnopharmacol. 2016 Apr 2;181:20-5.
[2]. Julianti T, et al. Quantification of the antiplasmodial alkaloid carpaine in papaya (Carica papaya) leaves. Planta Med. 2014 Aug;80(13):1138-42.
[3]. Hornick CA, et al. Effect of carpaine, a papaya alkaloid, on the circulatory function in the rat. Res Commun Chem Pathol Pharmacol. 1978 Nov;22(2):277-89.
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