Cedar-apple rust fungus - Carrot like shapes emerging from a small cone on this cedar tree. The fungus overwinters inside, then the orange jellylike "horns" grow out in the spring and produce spores in the apple.
…the synthetic polymers used to coat a drug, either to target the release of the drug in a specific part of the digestive tract or to allow the drug to be released slowly. Polymers play an important role in reducing side-effects of drugs, as well as the number of times a patient needs to take a medication. Scanning electron micrograph images are taken in black and white and are coloured later. The orange spheres contain the drug and the encapsulating co-polymers are coloured blue.
Salmonella Typhimurium Invading Cultured Human Cells
Hospital-associated Methicillin-resistant Staphylococcus aureus (MRSA) Bacteria. Interaction of MRSA (green bacteria) w/ a human white cell. The bacteria shown is strain MRSA252, a leading cause of hospital-assoc. infections in the US and UK
Photograph of a blood cell attacking a pathogen. Taken with an electron microscope.