False-colour transmission electron micrograph (TEM) of Hepatitis B virus particles. The virus causes serum hepatitis,an acute inflammation of the liver. Various forms exist: Dane particles (spheres 40 nm diameter),smaller spheres (20nm diameter) & tubules of variable length. Serum hepatitis is transmitted by infected blood; infection risk factors are similar to those in AIDS. Symptoms of headache,fever & jaundice develop after an incubation period of 1-6 months. Diagnosis is confirmed by presence of Australia antigen in blood. Magnification: x42,000 at 35mm size,x84,000 at 6x7cm size | |
Lizenzart: | Lizenzpflichtig |
Credit: | Science Photo Library / CNRI |
Bildgröße: | 3454 px × 2686 px |
Modell-Rechte: | nicht erforderlich |
Eigentums-Rechte: | nicht erforderlich |
Restrictions: | - |