These reactions appear to occur while the precursor is still bound to the synthetic enzymes. Also produced by Aspergillus species. These are extremely important antibiotics from Streptomyces spp. Dekaketides aflatoxins from Aspergillus and other fungi. Common on spoiled peanuts and corn.
Aflatoxins are among the most powerful carcinogenic substances known.
Mycotoxins Mycotoxins are substances produced by fungi that are toxic to other organisms, in particular, to humans and domestic animals. Phytotoxins Phytotoxins are involved in breakdown of host cells by pathogenic fungi and bacteria. They are of many chemical types. Phytoalexins 6-Methoxymellein, a pentaketide, is produced by carrots in response to microbial attack by Ceratocystis fimbriata , which is not a normal carrot pathogen. Patulin Biosynthesis Pt.