Wim van Egmond Mould videos by Wim van Egmond Delen Facebook Twitter LinkedIn Pinterest Email Vergroot Penicillium Purperogenum - Penicillium purpurogenum is a well-known biodeteriogen and a notorious causal agent of fruit spoilage. It produces a red pigment: the chemical called Chromones is derived from the fungi named as Penicillium purpurogenum. Macrocrophotography by Wim van Egmond Wim van Egmond With: Philipp Kolmann, Suzanne Bernhardt Vergroot Germinating Oats - This a still from a time-lapse video Macrocrophotography by Wim van Egmond Wim van Egmond