"VWR"
Ward's® Live Rhodospirillum rubrum Culture
This species of Rhodospirillum is commonly isolated from stagnant water and mud. It is especially interesting because it produces a red pigment and is also capable of photosynthesis.
Ward's® Live Kocuria rhizophila (Micrococcus luteus) Culture
Kocuria rhizophila is also commonly known by the name Micrococcus luteus. This organism is commonly isolated from soil, and is frequently used to test antimicrobial efficacy in the food industry.
Ward's® Live Serratia marcescens D1 Culture
This organism is commonly isolated from soil, and depending upon the temperature of its environment, can produce a distinctive red pigment.
Aspergillus niger
Deuteromycete. “Black mold”. Produces citric acid. Common airborne contaminant. Causes aspergillosis. Incubation temperature 25°C. Sabouraud dextrose agar growth medium.
Penicillium notatum
Penicillium notatum is a deuteromycete that produces penicillin. It is available in normal and high-yield strains.
Rhizopus stolonifer (nigricans) (+)
Zygomycete. Common black bread mold. Lab contaminant. Mating strain, cross with Rhizopus stolonifer (nigricans) (-) to produce zygospores. Incubation temperature 25°C. Potato dextrose agar growth medium.
Rhizopus stolonifer (nigricans) (-)
Zygomycete. Common black bread mold. Lab contaminant. Mating strain, cross with Rhizopus stolonifer (nigricans) (+) to produce zygospores. Incubation temperature 25°C. Potato dextrose agar growth medium.
Ward's® Live Bacillus cereus Culture
This organism is often times isolated from food; in large amounts it can cause food poisoning
Ward's® Live Bacillus megaterium Culture
This organism is a common environmental isolate, and can be found in soil as well as in industrial settings.
Ward's® Merismopedia
Freshwater. Colonial. Sheet of many cells one cell thick. Soil-water medium.
Shipped in a form that provides the best quality specimen. Most are supplied in 16 x 125 mm tubes, 2 oz. jars, or 8 oz. jars.
Ward's® Live Pseudomonas fluorescens Culture
This organism is commonly found in soil and water, and is also associated with spoiled food. It produces a diffusible fluorescent pigment.
Ward's® Live Lactococcus lactis Culture
Isolated from milk, ferments lactose. Lancefield group N, gamma hemolysis
Eudorina
Freshwater. Colonial; with spherical, biflagellated cells. Basic culture solution.
Characterized by green plastids and cell walls composed of cellulose.
Gonium
Freshwater; forms a colony of four, eight, 16 or 32 cells.
Live Cultures are supplied with media in 16 x 125 mm tubes, 2 oz. jars, or 8 oz. jars. Fast delivery is available directly from our laboratory. Please specify a delivery date.
Each culture shipment is prepared in our laboratories and includes the "Working with Algae & Cyanobacteria" manual which contains detailed instructions for subculturing and use.
Canadian Customers:
CFIA and PHAC regulations require customers to submit a completed inspection checklist and signed statement of facilities compliance before receiving certain cultures. A customer service representative will contact you if documentation is required.
Hydrodictyon
Freshwater. Colonial; net-like structure with multinucleated cells. Basic culture solution.
Characterized by green plastids and cell walls composed of cellulose.

