41.0 MB (41.0 MB compressed)
3396 x 4221 pixels
28.7 x 35.8 cm ⏐ 11.3 x 14.1 in (300dpi)
DR KARI LOUNATMAA / SCIENCE PHOTO LIBRARY DR KARI LOUNATMAA / SCIENCE PHOTO LIBRARY
Chlamydia trachomatis. Coloured transmission electron micrograph of Chlamydia trachomatis bacteria. These spherical, Gram-negative bacteria live only inside cells and they are human parasites. Each bacteria has a double cell wall, and cell contents are seen. Chlamydia trachomatis causes various types of genital, eye, and lymph node infections. It causes sexually transmitted diseases: non-specific urethritis (NSU) affecting the urogenital tract and lymphogranuloma venereum (enlarged lymph glands). It also causes trachoma eye disease, a serious cause of blindness. It is treated with antibiotics such as erythromycin. Magnification: x74,000 at 6x7cm size.
Model release not required. Property release not required.