HER Number
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Identification
Name Morphotype
Twort A1 (Myophage)
Order Family Genus Species
Herelleviridae Twortvirus Twortvirus twort
Other designations
DSM 17442

Electron Micrograph
Magnification: 297,000X
Bar: 50 nm
Staining: UA
Restriction profile

Characteristics Complete genome sequence
Plaques: 0.5mm, clear.
Virulent. 		Oui
https://www.ncbi.nlm.nih.gov/nuccore/NC_007021.1

Propagation conditions
Host strain HER
1048
Temp. Medium Aerobic/Anaerobic Agitation Others
37ºC TSA Yes

Original reference
Vieu, J.-F., O. Croissant, and C. Dauguet. 1963. Sur la morphologie du bacteriophage Twort au microscope �lectronique. Compt. Rend. 257:553-555.

Remarks
According to P. Nicolle, the phage was given by F. W. Twort to E. Wollman \\\"before the founding of the bacteriophage Department\\\" (Founded in 1940 by E. Wollman) (E. Michaud, Mus�e Pasteur). Story confirmed personally in June 01 by E. L. Wollman, son of Wollman.

History
Received from Date
Dr Lydia Lapchine,
Universit� Paul-Sabatier,
U. E. R. de Sciences M�dicales,
U. E. R. M�decine,
Rangueil, Bact�riologie-virologie,
37 All�es Jules-Guesde,
31500 Toulouse, France. 		1- 1974
Received from Date
Dr R. Fouace,
Institut Pasteur,
Unit� de bact�riologie M�dicale,
25 rue du Docteur Roux,
75724 Paris, C�dex 15, France.
2- 1962-1963
Received from Date
Who received it from : P. Nicolle
Who received it from : F. W. Twort 		3-
Isolé par Date
F. W. Twort ? In London ?
4- 1915?
Original source
Contaminated bacterial culture ?

Last update
2024-01-15
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