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Casein Media

Casein Plates contain the major milk protein found in milk. Organisms were grown on Casien agar for 72 hours at 37o C to look for the presence of the exoenzyme proteases/caseases . (A): Pseudomonas aeruginosa, casein hydrolysis, as noted by a zone of clearing around the organism, as well as a ... Read More

Paramecium

Paramecium sp. showing the nucleus, mouth and water expulsion vacuoles (40x). 4th Place 2013 PHOTOMICROGRAPHY COMPETITION, Nikon Small World

Credit: Rogelio Moreno Gill Read More

Teaching Freshmen about Transformation, Drug Resistance, and Gene Regulation!

In this blog post, I describe how I use the commonly available pGLO plasmid to teach freshman students basic concepts about transformation, receptor recognition, drug resistance mechanisms, and gene regulation. Oh, and fluorescence via GFP! Read More

Emericella nidulans

The spherical spores produced by the fungus Emericella nidulans are coated in a thin layer of the protein hydrophobin. Hydrophobin ensures that water rolls off the spores. Other fungi, such as mushrooms, also have a layer of hydrophobin on their caps. BASF researchers have succeeded in transferr... Read More

P.aeruginosa fluoresce when exposed to U.V radiation

The Bluish Green Pigment of P.aeruginosa fluoresce when exposed to U.V radiation. Read More

INDIA INK Preparation for Cryptococcus .

india ink preparation for cryptococcus neoformans.

this organisism is isolated from suspected of cryptococcosis from HIV infected patient, 45yrs/M.this work is performed at , deparment of Mycology at TU, Teaching Hospital, Ktm, nepal.
Phenotypic test done for conformation of this organisms... Read More

Powdery Mildew

Fruiting body (Chasmothecium) of Phyllactinia sp., Erysiphales. Chasmothecium is a specific type of fruiting body amongst Ascomycota (others are Apothecium and Perithecium) with no natural opening. Appendages of Chasmothecium are currently used as distinguishing feature amongst Erysiphales gener... Read More

Rhizopus microsporus

Rhizopus microsporus
It causes human mucormycosis and bovine mycotic abortion.
It is distinguished from R.arrhizus by its shorter stalk, and smaller sporangia and spores.
Variant forms
Var.oligosporus : has elongated columellae ; spores less obviously striated.
Var.rhizopodiformis : has ... Read More

Mycobacterium tuberculosis Bacteria

3D print of Mycobacterium tuberculosis, the bacterium that causes tuberculosis. For more information, visit the NIH 3D Print Exchange at 3dprint.nih.gov.

Credit: National Institutes of Health (NIH) 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

Salmonella on HEK

I'm a micro newbie! I just finished school this year! I grew this in my final clinical rotation and I thought it was beautiful! Read More

Modified Ziehl Neelsen Stained Cyclospora cayetanensis

Hi, I am doing a research in Cryptosporidium parvum and Cyclospora cayetanensis infection among School children of kathmandu at Public health research laboratory, the Institute of Medicne, kathmandu.

This is a Modified ZN stained image of Cyclospora cayetanensis isolated form a 5 year School... 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

Physar polycephalum

This is a slime mold by the name of Physarum polycephalum. Part of him crept out of the petri dish that had been mistakenly written on with a blue wet erase marker. During growth, I wrap these plates up in foil because the slime mold needs complete darkness to grow. The foil and the humidity ... Read More

Growth of Serratia marcescens bacteria on bread

Growth of Serratia marcescens bacteria on bread: The Bacteria were suspended in tap water and placed on the bread. It was incubated foe 3 days in RT. Read More

From The Program of 1st Annual Meeting Society of American Bacteriologists, 1899

Wouldn’t you be tempted to attend such a session if it were part of a current-day ASM meeting? The first five papers ever delivered to a meeting of the Society of American Bacteriologist (now the ASM) are so utterly relevant to our concerns that they could be delivered now. No changes to the ti... Read More

Bacterial Mat

Yellowstone caldera, Wyoming. Golden brown thermophilic cyano-bacteria seen in the waters surrounding one of the hydrothermal vents. Read More

Klebsiella pneumoniae Bacteria

A human neutrophil interacting with Klebsiella pneumoniae (pink), a multidrug–resistant bacterium that causes severe hospital infections.

Credit: National Institute of Allergy and Infectious Diseases (NIAID) Read More

Neoscytalidium dimidiatum arthrospore


It is a well recognized uncommon cause of skin and nail infection of the hands and feet . Unlike Dermatophytosis these mould infections are not contagious. There are few reports of invasive infection caused by N. dimidiatum; most infections occurred in immunocompromised hosts. Arthrospores ar... 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

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