Nitric oxyde oxydases are enzymes which contributes to the resistance of pathogenic microbes to the innate immune system by detoxifying nitric oxide. “The genetic networks” team identified a new regulator of the expression of nitric oxydases in fungi and deciphered its functioning and evolution in different pathogenic and non-pathogenic yeast species. 

http://www.ncbi.nlm.nih.gov/pubmed/25732006