Table 1. Chloroquine sensitivity status and presence of pfmdr1-N86Y and pfcrt-K76T mutation in P. falciparum isolates from Northeast India.

Area of isolation	In vitro CQ sensitivity status	Pfmdr1- codon 86		Pfcrt-codon76
		Allele-N86	Allele-86Y	Allele-K76	Allele-76T
Assam (n = 65)	CQR* (n = 50)	0	50	0	50
	CQS** (n = 15)	15	0	15	0
Arunachal Pradesh (n = 50)	CQR (n = 50)	0	50	0	50

* chloroquine resistant; ** chloroquine sensitive.