Dmytro Kiiv

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Questions related from Dmytro Kiiv

What are the essential components of a liquid fermentation medium for the biomass cultivation of Penicillium verruculosum?

I need to optimize the process of cultivating Penicillium verruculosum in liquid broth, but I don’t have enough information about the sources of carbon, nitrogen, and mineral salts for it. If you...

10 January 2025 8,161 1 View

What equipment i need to identify bacteria of the genus Bacillus with API 50 strips?

Greetings, I need to identify bacteria of the genus Bacillus (B. licheniformis, B. subtilis, B. megaterium). For this, I want to use API 50 strips. I don't understand what equipment I need for...

11 September 2024 2,356 0 View

How to prepare a substrate (chicken feathers, wool) for measuring keratinase activity?

We are engaged in the determination of keratinase activity and we have problems when preparing the substrate (it burns at 100 degrees in DMSO). What methods of substrate preparation can you recommend?

15 December 2023 8,253 0 View

What this strange formation on Lactobacillus delbrueckii subsp. bulgaricus?

Maybe someone knows what these strange formations on lactic acid bacteria (lactobacillus delbrueckii subsp. bulgaricus) are? bacteria were grown on liquid MRS medium for 16 hours, no infection...

19 October 2023 2,108 0 View

Why do the colonies of the fungus turn yellow when Trichoderma strains are grown on a solid agar (wort agar) medium?

does it depend on the components of the environment or the influence of physical factors (light)?

05 October 2023 9,185 0 View