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Getting Started with MicrobeWorld

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Agar Double Helix

Inspired by the current Agar Art Contest and the gorgeous red of a recently isolated Serratia, I thought I'd try out my first bacteria "sketch." Using Serratia, Citrobacter, and an E. coli on Hektoen Agar I whipped up this goey DNA double helix! Read More

Thanks ;)

Perfect for the last slide of a research presentation.
4 bacteria was used : Escherichia coli (Thank - White), Micrococcus luteus (for - yellow), Dickeya dadantii (your - white), Serratia marcescens (you, attention - red). Read More

Pseudomonas aeruginosa with black extracellular pigment

Pseudomonas aeruginosa isolated from sputum into department of Microbiology - Riuniti Hospital Reggio Calabria .
This strain of Pseudomonas secretes brown/black extracellular pigment: pyomelanin.
Photo from D'Aleo Francesco archive. Read More

Swarming Motility/ Proteus mirabilis

A sample of Proteus mirabilis was inoculated on to a TSA plate by taking a sterile swab and placing a drop in the center of the plate. The plate was then incubated at 37 degrees for 8 hrs. Swarming motility can be seen as a clear halo and finger like projections coming from and around the grow... Read More

Slime producing Staphylococcus epidermidis on Congo Red agar

Slime production by Staphylococcus epidermidis on Congo Red agar; demonstrated by black colored colonies. Slime production is one of the most important virulence factors produced by Coagulase negative Staphylococci.

The colonies of slime non-producing strains remain pink to red.
Read More

What do we breathe?

Results of analysing air by Using Merck Millipore Mas 100 Eco Air Sampler. Here i used DRBC agar and i got some molds. It was 100 lt volume. there is no yeast but we can see clearly molds. Read More

Agar Art Contest 2015

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

Shoe Swab

Unknown organism isolated from a swab taken off the bottom of a shoe. Students were asked to swab something in the classroom. One swab was done on the bottom of a shoe and incubated on a TSA plate for 48 hrs at 37 degree’s C. The organism was difficult to scrape so a small chunk of the organis... Read More

Chromobacterium violaceum, Staphylococcus aureus

Created by: Michelle Vu, Research Associate, BS Microbiology
Isolate: Chromobacterium violaceum, Staphylococcus aureus
Agar: Blood Agar
Incubation Conditions: 24 hours at 37C + 24 hours at Room Temperature

Pictured is Chromobacterium violaceum and Staphylococcus aureus shaped in a valentin... Read More

Unknown Yeast/Bacteria

Unknown Yeast or Bacteria seen on tip of finger print grown for 2 days at 37 degrees C then held at room temperature for 3 days. Organism was yellow, mucoid, raised rhizoid with large holes. Read More

THESE YEAST CELLS SAY ‘HI’ AND OTHERS RESPOND

Scientists have engineered yeast cells that can “talk” to one another using a versatile plant hormone called auxin.

Typically, these simple fungal cells (Saccharomyces cerevisiae) usually do their jobs—making bread rise or converting sugar into alcohol—without having to communicate or work to... Read More

Fungi at root of plant drugs that can help, or harm, sick monarch butterflies

Previously, biologists at Emory University and the University of Michigan discovered that butterflies use plant toxins as a drug to cure their offspring of parasitic infections. Now they've dug a little deeper and found that the fungi associated with the roots of milkweed plants change both the ... Read More

Toxoplasma parasite's greedy appetite may be its downfall

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

High rate of Texas bugs carrying Chagas disease

A deadly parasite that causes Chagas disease is widespread in a common Texas insect, according to a new study by University of Texas at El Paso (UTEP) researchers. The finding suggests that the risk of Texans contracting the disease may be higher than previously thought. Read More

E.Coli growth in Macconkey agar.

Image of E.Coli growth in Macconkey agar in helping hands community hospital, chabahil Kathmandu Nepal. E.coli growth was observed in 24 hours of incubation by Mr.sunil pandey intern student of medical Microbiology from Nobel College,Pokhara University Nepal. Read More

Methylobacterium aquaticum strain NO00 the guardian of rice

Methylobacterium aquaticum strain NO00 (KR920749) grown over rice grain. It can produce phytohormones and other beneficial metabolites for the plant. M. aquaticum is a plant growth promoting (PGP) bacteria". Its pink-biofilm, can help with water-stress and protect the plant against pathogens. Read More

Five minutes basic lab training

This basic lab-training image was captured from the wall sticker of Clinical Microbiology Laboratory, Department of Veterinary Disease Biology, Faculty of Health and Medical Sciences, University of Copenhagen, Denmark. Read More

Klebsiella pneumoniae on blood agar

Klebsiella pneumoniae grown on blood agar for 48 hrs at 37 degree's C. Read More

Viruses thrive in big families, in sickness and in health

SALT LAKE CITY - The BIG LoVE (Utah Better Identification of Germs-Longitudinal Viral Epidemiology) study, led by scientists at the University of Utah School of Medicine, finds that each bundle of joy puts the entire household at increased risk for infection with viruses that cause colds, flu, a... Read More

New resource makes gene-editing technology even more user friendly

Researchers at Harvard University and the University of California, San Diego, have developed a new user-friendly resource to accompany the powerful gene editing tool called CRISPR/Cas9, which has been widely adopted to make precise, targeted changes in DNA. This breakthrough has the potential t... Read More
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