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تعداد آیتم قابل مشاهده باقیمانده : 3 مورد

Coronavirus electron micrograph

Coronavirus electron micrograph
Group of coronavirus particles, negatively stained with phosphotungstic acid (PTA). Some variation in size is seen, but shape is relatively uniform. Magnification 144,000x.
Reproduced with permission from: McIntosh K, Dees JH, Becker WB, et al. Recovery in tracheal organ cultures of novel viruses from patients with respiratory disease. Proc Natl Acad Sci USA. 1967; 57:933. Copyright © 1967 Kenneth McIntosh, MD.
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