Nirmala, JSastry, K S1980-04-012009-05-271980-04-012009-05-271980-04-01Nirmala J, Sastry KS. Ureide interactions in thiourea toxicity in Aspergillus niger. Indian Journal of Biochemistry & Biophysics. 1980 Apr; 17(2): 144-8http://imsear.searo.who.int/handle/123456789/27709engAllantoin --pharmacologyAspergillus niger --drug effectsCulture MediaNitrogenThiourea --pharmacologyUrea --pharmacologyUreide interactions in thiourea toxicity in Aspergillus niger.Journal Article