Effect of Lanthanum Chloride on Membrane Permeability of Corn Root Tissue

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    摘要 Theeffectoflanthanumiononmembranepermeabilityofcornrootsegmentisstudied.ResultsshowsthattreatmentoftherootsegmentswithLaCl3·7H2Ocandecreasetheionleakageoftheroottissue.Theleakagedecreaseshyincreasingtheconcentrationoflanthanum,andtheconcentrationhasnofurtherdependenceonionleakagesabove25μmol/L.Aftertreatingtheroottissueforonehourwithlanthanumion,theamountofleak-agehaslineardependenceontimewithinthefirst2handaftertwohourstheleakageincreases.Theionleakageofthetissuedependesonthetimeoflanthanumtreatment.Whenthedurationoftreatmentisprolonged,theleakagedecreasesrapidlyandtheleakagereachesaminimumat30minutes.Otherrareearthelementscanalsodecreaseionleakage.Thereisnosignificantdifferenceintheionleakageamongtheseelements.
    机构地区 不详
    出版日期 1992年04月14日(中国Betway体育网页登陆平台首次上网日期,不代表论文的发表时间)
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