ISSN:
1476-4687
Source:
Nature Archives 1869 - 2009
Topics:
Biology
,
Chemistry and Pharmacology
,
Medicine
,
Natural Sciences in General
,
Physics
Notes:
[Auszug] During one experiment, a chance contaminant colony of Penicillium sp. was found to grow on a plate of unsupplemented nutrient agar on which colonies of an unstable strain (D) produced by treatment with HN-2 were giving rise to yellow sectors. Around the contaminant colony, colonies of strain D did ...
Type of Medium:
Electronic Resource
URL:
http://dx.doi.org/10.1038/190108a0