Biology Official
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vendredi 29 avril 2011
vendredi 22 avril 2011
Malignant melanoma
MODEL RELEASED. Malignant (cancerous) melanoma on the waist of a 47 year old woman. A malignant melanoma is a type of skin cancer that arises from the melanocytes, the cells that produce the pigment (melanin) that gives skin its colour. The main cause of melanoma is exposure to ultraviolet radiation in sunlight. It is an aggressive cancer that often spreads (metastasises) to other parts of the body. Treatment is with surgical excision of the melanoma.
Biology Official: Pregnancy
Biology Official: Pregnancy: "Pregnancy at approx. full term (9 months). A lateral view (right side) of the uterus relative to the pelvis is shown. The uterus is semi-..."
dimanche 20 mars 2011
Plant genetics research
Plant genetics research. Plant biotechnology researcher collecting samples of digestive fluids from the leaf glands of a Drosera capensis carnivorous plant. This research involves producing human recombinant proteins with medical applications, based on the natural proteins produced by carnivorous plants. This research is being carried out for PATsas, a French biotechnology company.
vendredi 18 mars 2011
Transgenic strawberry
Transgenic strawberry (Fragaria sp.). Transgenic plants are plants that have been genetically engineered to contain one or more genes not found in that species. The genes confer desirable traits, such as disease resistance, herbicide resistance, increased flavour, increased hardiness, or increased size. Photographed at the University of Verona, Italy.
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