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Rhodosporidium kratochvilovae

Pre 2011 Name Rhodosporidium kratochvilovae

Equivalent Strain Designations NCTC 2631, NCIM 3170.

Depositor F. C. Harrison

Deposit Date April 1928

Habitat Unknown

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Rhodosporidium kratochvilovae

Aerobic Utilisation and Growth

Glucose +
Galactose Weak/Latent
Sorbose Weak/Latent
Sucrose +
Maltose +
Cellobiose +
Trehalose +
Lactose -
Melibiose -
Raffinose +
Melizitose +
Inulin -
Soluble Starch -
Xylose +
L Arabinose -
D Arabinose +
Ribose -
Rhamnose -
Ethanol +
Glycerol +
Erythritol -
Ribitol +
Galactitol -
Mannitol +
Sorbitol +
A M D Glucoside +
Salicin +
Lactic Acid -
Succinic Acid Weak/Latent
Citric Acid Weak/Latent
Inositol Weak/Latent
Gluconolactone +
Glucosamine -
Methanol -
Xylitol Weak/Latent

Strain Information

Information No
Depositor F. C. Harrison
Deposit Name No
Month of deposit April
Deposit Year 1928
Habitat Unknown
Equivalent Strain Designations NCTC 2631, NCIM 3170.
Reference Proc. Roy. Soc. Can. 1928, 22, p187.

Physical Characteristics

Optimum Temperature 28.5
Miniumum Temperature 8.7
Maximum Temperature 30.9


Shape Round-oval
Min Broth Breadth (µm) 3
Max Broth Breadth (µm) 6
Min Broth Length (µm) 4
Max Broth Length (µm) 6
Min Agar Breadth (µm) 2
Max Agar Breadth (µm) 5
Min Agar Length (µm) 3
Max Agar Length (µm) 7
Arrangement Single
Colour on Agar Pink
Surface on Agar Slightly shiny
Texture on Agar Smooth
Deposit in Broth Non-Flocculent
Ring in Broth Incomplete
Ring Colour Pink
Pellicle in Broth Absent
Pellicle Appearance No
Pellicle Habit No

Cell Division

Budding Multipolar
Fission Absent

Filamentous Growth

Pseudomycelium Absent
Pseudomycelium Branch No
Pseudomycelium Form No
Blastospores No
Blastospore Shape No
Blastospore Location No
Blastospore Habit No
True Mycelium Absent
Clamp Connections Absent

Asexual Spores

Ballistospores Absent
Arthrospores Absent
Endospores Absent
Chlamydospores Absent

Sexual Spores

Ascospores Absent
Ascospore Shape No
Ascospore Wall No
Ascospore No Per Ascus No
Ascus Shape No
Conjugation Absent
Teliospores Absent
Teliospore Shape No


Assay No
Salt Tolerant -
Killer No
Plasmid Unknown

Semi-Anaerobic Fermentation

Glucose -
Galactose -
Sucrose -
Maltose -
Cellobiose -
Trehalose -
Lactose -
Melibiose -
Raffinose -
Melizitose -
Inulin -
Soluble Starch -
Xylose Unknown
A M D Glucoside -

Aerobic Utilisation and Growth - Sole Sources of Nitrogen

NH4 2SO4 +
KNO3 +
Ethylamine +
Cadaverine Weak/Latent
Lysine Unknown


Vitamin Free Growth +
Cyclohex 100ppm -
Cyclohex 1000ppm -
50% Glucose Growth -
60% Glucose Growth -
Lipolytic -
Acid Production Unknown
37c Growth Unknown
40c Growth Unknown
Arbutin Hydrolysis Weak/Latent
Urease Activity Unknown
Starch Production -
Acid Tolerant -