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Streptomyces sp.

Antimicrobial-producing Streptomyces species, cultured from Antarctic soil.
7 day culture on ISP4 medium. Read More

HITTING INFECTIONS HARD CAN BE ‘THE WORST THING TO DO’

The standard practice of treating infections with the highest tolerable dose of antibiotic medications may not always be best way of preventing the evolution of drug resistance, a new study suggests. Read More

Microbiology, Creativity, and Extra Credit!

I have long believed that there are many ways for students to learn. In several of my classes, I encourage students to use "creative" approaches to explore course concepts. In the Fall of 2015, here is what my micronauts in my Microbiology course at the University of Puget Sound came up with..... Read More

happy valentine's day

Cupit heart on LB agar with Serratia marcescens. S. marcescens naturally produces a red pigment: prodigiosin. Read More

JAMA Viewpoint: Emerging Zika pandemic requires more WHO action now

WASHINGTON - The World Health Organization's Director-General should convene "urgently" a meeting of International Health Regulations' Emergency Committee to advise on the emerging Zika pandemic and galvanize global action, say two Georgetown University professors. Read More

Unknown Organism on Washed Hand Print

Unknown organism, possible Bacillus spp, washed hand print done on a TSA plate. Organism was the size of a dime, muciod/ rhizoid in the center and mat/smooth at the outer edges. Read More

Ulocladium

Lactophenol cotton blue stain of Ulocladium species. Read More

Unknown Fungal Contaminant/View 2

Unknown airborne fungal isolated contaminant found on BEA. BEA plate was incubated for 2 months at 4 degrees C once fungal growth was seen. Spore formation can be seen throughout the circular colony. The single colony covered ¼ of the plate. Image highlights the center growth of the colony. Read More

Vials of Zika virus

Like many other virologists we have also begun to work on Zika virus, to apply our expertise and knowledge to this emerging pathogen. Here is a photo of some of the vials of Zika virus that we have recently obtained. Shown are the MR766 and DAK AR 41542 strains and plasma from a Zika virus infec... Read More

Unknown Bacillus

Students swabbed the lab bench at the end of class. The TSA plate was grown for 48 hrs at 37 degrees C then let set for 2 days at room temperature. The close up of one of the colonies was yellow/mucoid through out, with rhizoid growth. This is more than likely a Bacillus spp which is commonly f... Read More

Colorful bugs from pig

Staphylococcus aureus isolated from nasal mucosa of Pig. Nasal swab was collected by E-swab, and then 100 ul of swab fluid was plated directly onto Staphylococcus selective agar medium. Pink colored colonies are indicative for Staphylococcus aureus. Though the medium is a highly selective but th... Read More

Pseudomonas aeruginosa from Pool Water

In Turkey every month we control pools of Hotels by the Ministry of Health. And here we caught Pseudomonas aeruginosa. It was oxidase positive that's why we can separate from Enterobactericeace family. Well fluorescence under uv illumination. Read More

Positive EDTA disc synergy test

Positive EDTA disc synergy test.
This Klebsiella pneumonia was isolated from a sputum sample. Read More

Agar Contaminant presumably Yeast

Agar contaminant seen on TSA after 1 month at refrigerated temperatures. Colony was yellow, mucoid, partially circular with concentric circular raised rings with an orangish center. Read More

Unknown Contaminant on BEA

Unknown organism, presumable yeast, seen on Bile Esculin Agar (BEA) after several months at refrigerated temperatures. Organism was mucoid.circular, and a light brown in color. The brown coloration around the colony indicates the organism can to convert the esculin into 6,7-dihydroxy-couarin p... Read More

HYDROGEL CONDOM FIGHTS HIV WITH ANTIOXIDANT

New research with a hydrogel and an antioxidant aims to make condoms both better and something people will actually want to use. Read More

Fungal contaminant on Casein media

Unknown fungal contaminant seen on Casein media after 1 month at refrigerated temperatures. Green spore formation is seen throughout the colony with white hyphal growth on the outer edge of the colony. The center was raised and had deep groves. Read More

Inheritable bacterium controls Aedes mosquitoes' ability to transmit Zika

Aedes mosquitoes carrying the bacterium Wolbachia--found inside the cells of 60 percent of all insect species--are drastically less able to transmit Zika virus, say researchers at Brazil's Oswaldo Cruz Foundation (FIOCRUZ) in a study published May 4 in Cell Host & Microbe. Read More

A 'tropical' parasitic disease emerges in the Canadian Arctic

Montreal, April 28, 2016 - An outbreak of an intestinal parasite common in the tropics, known as Cryptosporidium, has been identified for the first time in the Arctic. The discovery was made in Nunavik, Quebec, by a team from the Research Institute of the McGill University Health Centre (RI-MUHC... Read More

Salmonella Koi

At the request of a friend, they wanted me to draw a "Petri fish". Hektoen agar, Salmonella typhimurium, E. coli.
Read More
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