The dissection of a mosquito for malaria parasites.

UK : Wellcome Film Unit, 1953.

5 film reels (10 min.) : sound, colour
1 film reel sound neg (10 min.) : sound, colour
1 film reel (A+B roll)

00:10:00

Title from opening credits.

Wellcome Film Unit with Mr P.G. Shute and Dr. R.S. Bray of the Medical Research Council's former Malaria Reference Laboratory, Horton Hospital, Epsom, Surrey.

Segment 1 Opening credits. There is a shot of a female anopheles atroparvus species of mosquito feeding on blood from a human arm, the means whereby malaria is transferred. Diagrams show the anatomy of the mosquito and the lifecycle of the malaria parasite. Intertitle: Technique of Dissection: 1) removal of salivary glands. The technique is shown. Special dissection needles are shown; the mosquito is killed and made ready for dissection. Time start: 00:00:00:00 Time end:00:04:35:02 Length: 00:04:35:02

Segment 2 The salivary glands are pressed out into a drop of saline; the sporozoitesa re-examined under the microscope. 2) removal of stomach. This is done on a slide and oocystes are seen. Commentary explains the oocyst rate and sporozoite - the latter is the strongest indicator of field malaria. Time start: 00:04:35:02 Time end: 00:09:27:24 Length: 00:04:52:22

Wellcome Trust 1953; 2008.