Lecatsas, G.Gorman, B.M.De Lange, M.Bigalke, R.D.Howell, P.G.Reinecke, R.K.Walker, Jane B.De Kock, V.E.2016-07-072016-07-0720161972Lecatsas, G & Gorman, BM 1972, 'Visualization of the extracapsid coat in certain bluetongue-type viruses’, Onderstepoort Journal of Veterinary Research, vol. 39, no. 4, pp. 193-196.0330-2465http://hdl.handle.net/2263/54058The articles have been scanned in colour with a HP Scanjet 5590;300dpi. adobe Acrobat XI Pro was used to OCR the text and also for the merging and conversion to the final presentation PDF-format.Electron microscopic studies employing the negative staining technique have demonstrated an extracapsid coat in Corriparta, Eubenangee, D'Aguilar, Warrego, Mitchell R, Wallal and M9/71 viruses. These observations are substantiated by the fact that coated and uncoated virus particles exhibit different diameters.en© 1972 ARC- Onderstepoort and Faculty of Veterinary Science, University of Pretoria (original). © 2016 University of Pretoria. Department of Library Services(digital).Veterinary medicineVeterinary medicine -- South AfricaArticle