Xylose lysine deoxycholate agar (XLD agar) is a selective growth medium used for control in samples from water or food.
Salmonella and Shigela: red to pink colonies, some with black centers
Coliforms: yellow to orange colonies. Read More
Researchers at Washington University School of Medicine in St. Louis have received a $7 million grant from the Bill & Melinda Gates Foundation aimed at eliminating river blindness and elephantiasis, two neglected tropical diseases that annually sicken millions. Read More
A scientific peek into bacteria boudoirs is revealing how "sex" among disease-causing microbes can lead different species or strains to become resistant to antibiotic medications. Read More
This is a picture of a Gram stain of an anaerobic blood culture. This pleomorfic bacteria, were Gram negative filamentous bacilli with large round bodies. The identification by MALDI-TOF was Fusobacterium mortiferum. The patient has pancreatitis. I agree if you want to share this picture, since ... Read More
Toxoplasma gondii is estimated to chronically infect nearly one-third of the world's population, causing the condition Toxoplasmosis. It is most commonly associated with handling cat feaces and is a particular threat to pregnant women and immune-compromised individuals, such as HIV/AIDS patients... Read More
For thousands of years, people have used yeast to ferment wine, brew beer and leaven bread. Now researchers at Stanford have genetically engineered yeast to make painkilling medicines, a breakthrough that heralds a faster and potentially less expensive way to produce many different types of pla... Read More
A cartoon drawing of a phage particle (loosely based on the E. coli bacteriophage T4) drawn with a yeast contaminant on an LB agar plate, incubated at room temperature for several days. Read More
Vaccinating one-year-olds against chickenpox could temporarily nearly double the incidence of shingles in the wider population, but in younger adults than previously thought. Read More
Did you know that the bright orange/pink colours on flamingos depended on the kind of food they ate?
Here, our white flamingo was created by 3 drops of different oils; olive oil, Tween 20 and Tween 80; in a little experiment to determine which would be the best oil for lipophilicity.
One d... Read More
Hi, I am Bibha Dahal, Graduate Research Assistant from South Dakota State University. This is a fungal colony that I grew in my lab on Malt Extract Agar for 3 days at 28°C that resembles an 'eye'. Read More
This beach scene was created with various species of Vibrio bacteria collected from coastal Massachusetts. Members of this genus of bacteria are commonly found attached to marine crustaceans and some can be harmful to the host and humans alike, especially if ingested. This genus includes the spe... Read More
The compound that detectives spray at crime scenes to find trace amounts of blood may be used one day to kill the malaria parasite. Read More
National Institutes of Health (NIH) scientists report that a single dose of an experimental Ebola virus (EBOV) vaccine completely protects cynomolgus macaques against the current EBOV outbreak strain, EBOV-Makona, when given at least seven days before exposure, and partially protects them if giv... Read More
This picture depicts that microbes too can add colours to life. As the beginning of a New Year adds colour to life. This agar art shows how microbes like serratia marcescens, Pseudomonas aeruginosa, Staphylococcus Citrus add to happiness of new year and too add colours to life. Read More
It's true that I adore microbiology, and I am lucky to teach it each year to my micronauts. So it was time to commit. Here is my second "Microbial Supremacy" tattoo! The artwork is by Peggy Muddles (http://www.redbubble.com/people/thevexedmuddler/works/15659350-microbial-badass-tattoo-full-co... Read More
Diagnosis of deadly brain conditions could be helped by new research that shows how infectious proteins that cause the disease spread. Read More
It goes by many names: Delhi belly. Montezuma's revenge. The Aztec two-step. But doctors use one not-so-glamorous term: traveler's diarrhea. Read More