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E. coli grown on an agar plate over night. The colonies are red, indicating lactose fermentation. Every colony represents one single bacterium. It takes 20 minutes for one E. coli bacterium to multiply itself.
Background of mold in the wood of the house.
Abstract designed black, gray and white wallpaper background image for computer desktops.
plant Zea Stem C.S. under light mircoscope with white background
Many bubbles made from oil and water.
Fish skeleton on black background
Symbolic illustration of infectious viruses under the microscope, for example influenza viruses, smallpox, measles or similar. Medical research and investigation of diseases and healthcare concept.
Natural agate surfaces, suitable for backgrounds and wallpapers.
Image of the same tree in four different seasons. With fresh green leaves in spring, green leaves in summer, bare n fall and covered in snow in winter. The tree stands solitaire in a field.
A fixed preparation of yeast and hyphae stained with gentian violet that buds under a microscope with immersion
Haematococcus pluvialis green and cyst algae under microscopic view - haematocyst, active and resting cells, strong antioxidant astaxanthin
stx2a is a subtype of Shiga toxin-producing E. coli (STEC) linked to Hemolytic Uremic Syndrome (HUS), a severe condition impacting kidney function and blood clotting. STEC poses a significant risk of foodborne illness and can spread within communities including family members.
Thai lottery
Macro of a Snake on a white background
Adorable baby gray rabbit sitting isolated on white background. Lovely action of young rabbit.
Abstract Crystal background marble shot, nature pattern.
background colored macro bubbles of water
A harvest mouse on a barley straw.  Part of a breeding and release into the wild programme.  This is a painterly effect to give a pencil drawing look.
Epithelial Cells in urine sediment.
Aspergillus fumigatus is one of the most common Aspergillus species to cause disease in individuals with an immunodeficiency. This pathogen primarily causes invasive infection in the lung.
Host cells with spores (mold) are inside wood under the microscope for education.
Squash preparation of stained onion root tip cells showing various stages of mitosis. Differential interference contrast optics on a Leica microscope, Image taken with the X40 objective lens.  Depth of focus is extremely shallow (just a few microns).  Differential interference contrast results in an optical slice horizontally through the specimen providing maximum possible resolution at this magnification and good contrast. Chromatic abberation is inevitable in light microscopy, but has been kept to a minimum in this image.
Microalgae under microscopic view, green algae, cyanobacteria, phytoplankton, diatom, algae mix collage background
Burkitt lymphoma is a form of non-Hodgkin's lymphoma in which cancer starts in immune cells called B-cells. Recognized as a fast growing human tumor, Burkitt lymphoma is associated with impaired immunity and is rapidly fatal if left untreated.
An electron image of several nanoparticles made of lipids (liposomes) containing an anticancer drug (doxorubicin)
Photomicrograph of one celled amoeba. Live specimen. Wet mount, 40X objective, transmitted brightfield illumination.
Uric acid crystal, Calcium oxalate dihydrate in urine sediment.
Image of the same tree in four different seasons. With fresh green leaves in spring, green leaves in summer, bare n fall and covered in snow in winter.  The tree stands solitaire in a field.
Backgrounds of Characteristics  of Bacteria and Fungi  for education in Microbiology laboratory.
Fish spawn with hatching trout fish, eggs and empty eggs.
Free Images: "bestof:Schichtenalgorithmus.png Beispiel eines Schichtenalgorithmus ein Schema zum Durchführen der Resolventenmethode Own 2006-11-10 Manuel Schmidt Logic"
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