The influence of negative staining on the infectivity of vaccinia virus
✍ Scribed by G. Müller; G. Nielsen
- Book ID
- 105153471
- Publisher
- Springer Vienna
- Year
- 1976
- Tongue
- English
- Weight
- 198 KB
- Volume
- 51
- Category
- Article
- ISSN
- 1432-8798
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Various methods for the removal of extraneous matter from vaccinia virus suspensions are described and compared. Of ten procedures tested, differential centrifugation and Freon extraction were the most successful. Both the partially purified suspensions and the dried products prepared from them had
We have examined preparations of human immunodeficiency virus 1 (HIV-1) and HIV-2 by negative staining electron microscopy. HIV-2 cultures contained large numbers of 130-200 nm particles containing a 130-nm-long by 30-70 nm-wide core. This core is probably of conical or pear-shaped morphology. Some