msp1, msp2, and glurp genotyping to differentiate Plasmodium falciparum recrudescence from reinfections during prevention of reestablishment phase, Sri Lanka, 2014–2019

Table 2 Observed allele fragment lengths of the initial and recurrent infections of the six patients

Patient no	Genotype/alleles	msp1			msp2		glurp	Genotyping outcome & Classification of recurrent infection
Patient no	Genotype/alleles	K1	MAD20	RO33	FC27	3D7	glurp	Genotyping outcome & Classification of recurrent infection
1	D0	280		350	400	–	200, 250, 280, 800	LCF/recrudescence (compatible with the epidemiological findings)
1	D16	280		350	400		200, 250, 280, 800
2	D0	200, 250, 300	250	200, 230	250, 300, 350	400, 450, 500	Not amplified	LCF/recrudescence (compatible with the epidemiological findings)
2	D19	200	–	–	–	400	Not amplified
3	D0	–	–	230	300, 400, 600, 700	600	Not amplified	LCF/recrudescence (compatible with the epidemiological findings)
3	D19	–	–	230	300, 400, 600, 700	150, 600, 700	Not amplified
4	D0	230, 250	–	–	–	250	200, 250, 300	LCF/recrudescence (compatible with the epidemiological findings)
4	D28	230, 250	–	–	–	250	200, 250, 300
5	D0	200	200	–	700, 800, 900	200, 250,	glurp	LCF/recrudescence (compatible with the epidemiological findings)
5	D18	200	200	–	700, 800	150, 200, 250	glurp
6	D0	280, 350	–	–	–	650	Not amplified	All alleles different on D0 and D105 for msp2 Reinfection (compatible with the epidemiological findings)
6	D105	300, 350, 400, 450	280	400	–	280, 400	700, 800

ISSN: 1475-2875