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Table 2 Detection of P. vivax oocysts in midguts and sporozoites in salivary glands of An. sinensis and An. cracens (control) on 6 Days Post Infection (DPI) and 15 DPI, respectively

From: Singapore’s Anopheles sinensis Form A is susceptible to Plasmodium vivax isolates from the western Thailand–Myanmar border

Gametocytaemia (gams/500WBC) Mosquito species No. of mosquitoes blood fed Oocysts Sporozoites
Number of mosquitoes with oocysts/dissected (%) Average number of oocysts (SD) Range of oocyst densities in each infected mosquito Average no. of sporozoites in each mosquito No. of mosquitoes dissected
416 An. sinensis (F22) 17 9/14 (64.3) 2.6 (± 2.7) 1–8 ND ND
An. cracens 17 14/17 (82.4) 6.8 (± 6.2) 1–18 ND ND
480 An. sinensis (F22) 10 7/7 (100.0) 57 (± 17.4) 27–82 ND ND
An. cracens 10 7/9 (77.8) 71 (± 42.6) 60–100 ND ND
576 An. sinensis (F22) 10 5/5 (100.0) 16 (± 7.7) 3–22 ND ND
An. cracens 10 5/5 (100.0) 66 (± 26.2) 12–90 ND ND
384 An. sinensis (F22) 24 5/7 * (71.4) 6.4 (± 9.1) 2–26 4435 7
An. cracens 20 7/7 (100.0) 8.1 (± 19.9) 2–18 9000 7
768 An. sinensis (F22) 22 3/3 (100.0) 7 (± 5.3) 3–13 703 8
An. cracens 38 3/3 (100.0) 26 (± 19.3) 9–47 2812 7
416 An. sinensis (F22) 48 3/3 (100.0) 74 (± 21.6) 50–92 4302 34
An. cracens 47 3/3 (100.0) >200 (NA) > 200 76,764 34
304 An. sinensis (F22) 30 2/4 (50.0) 18.8 (± 22.0) 33–42 14,538 24
An. cracens 66 3/3 (100.0) 18.7 (± 3.1) 26–32 4687 24
  1. Data labelled (*) indicated the dissection performed on 15 DPI. ND indicated that dissection for sporozoites was not done
  2. NA not available