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Table 5 Stability of pre-coated immunostick test

From: Immunostick Test for Detecting ζ-Globin Chains and Screening of the Southeast Asian α-Thalassemia 1 Deletion

Time of storage	Normal hemolysates dilution 1:500				Hb Bart’s hydrops fetalis hemolysates
	Normal hemolysates dilution 1:500				containing 0.25 μg/mL ζ-globin				containing 0.5 μg/mL ζ-globin
	Test paddle	Internal control paddles			Test paddle	Internal control paddles			Test paddle	Internal control paddles
		Positive control	Negative control			Positive control	Negative control			Positive control	Negative control
		Positive control	Isotype matched control	Uncoat control		Positive control	Isotype matched control	Uncoat cotrol		Positive control	Isotype matched control	Uncoat control
Day 1	N^c	DB^b	N	N	LB^a	DB	N	N	DB	DB	N	N
Week 1	N	DB	N	N	LB	DB	N	N	DB	DB	N	N
Week 5	N	DB	N	N	LB	DB	N	N	DB	DB	N	N
Week 10	N	DB	N	N	LB	DB	N	N	DB	DB	N	N
Week 15	N	DB	N	N	LB	DB	N	N	DB	DB	N	N
Week 20	N	DB	N	N	LB	DB	N	N	DB	DB	N	N

^aLight blue: Weakly positive reactivity
^bDark blue: Strongly positive reactivity
^cNo color: Negative reactivity

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ISSN: 1480-9222

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