近年来,国外眼科在基础理论方面的研究取得了不少重大进展。现择要介绍以下五个问题以供参考。前列腺素及其在眼科的意义前列腺素(Prostaglandins,简称PG)是一类具有广泛生物活性的物质。前列腺素不仅存在于男性精液中,而且也存在于脑、肾、肺、胃以及女性卵巢、子宫内膜、胎盘、羊水 In recent years, the overseas ophthalmic research in the basic theory has made a lot of significant progress. Now choose to introduce the following five questions for reference. Prostaglandins and their Significance in Ophthalmology Prostaglandins (PGs) are a group of substances with a wide range of biological activities. Prostaglandins not only exist in men’s semen, but also in the brain, kidney, lung, stomach and female ovaries, endometrium, placenta, amniotic fluid