Table 1. Overview of volunteer characteristics infected with PfSPZ Challenge.

Volunteer ID	Gender	No. ofPfSPZ	Route of administration	Time*	Parasites/μl**
02.1	m	200	iv	13.94	54
08.1	m	800	iv	10.88	2.5
08.2	f	800	iv	11.29	6
08.3	m	800	iv	11.99	6
08.4	f	800	iv	12.26	8.5
08.5	m	800	iv	12.08	9
25.1	f	2,500	id	15.34	11
25.2	m	2,500	id	13.87	8
25.3	m	2,500	id	12.89	3.5
32.1	m	3,200	iv	10.50	6.5
32.2	m	3,200	iv	11.05	7.5
32.3	m	3,200	iv	11.52	5.5
32.4	f	3,200	iv	11.11	6.5
32.5	m	3,200	iv	10.99	7.5
32.6	m	3,200	iv	11.00	10
32.7	m	3,200	iv	10.45	7
32.8	m	3,200	iv	11.55	9.5
32.9	f	3,200	iv	12.48	9

* Days between volunteer infection and positive thick blood smear (day malaria)

** Parasite density at diagnosis determined by thick blood smear

f: female; id: intradermal; iv: intravenous; m: male