MPD: Project measures / variables set: Petkova1 NK

Project measures / variables set: Petkova1 NK

ID, description, units	MPD:24276 NK natural killer (NK) cells, as percentage of total lymphocytes [%]
Measures	• 6mo • 12mo • 18mo • 24mo
Data set, strains	Petkova1 inbred 32 strains sex: both
Procedure	immune cell quantification
Comparison	timecourse, same cohort (aging study)
Ontology mappings	VT:0008043 natural killer cell quantity MA:0000059 blood MP:0008043 abnormal NK cell number

Values Means Δ Means Z-scores

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Petkova1 - natural killer (NK) cells, as percentage of total lymphocytes

ANOVA Summary "within" = Within error "between" = Between Error (Animal ID)

Factor	DF	Sum of squares	Mean sum of squares	F value	p-value (Pr>F)
between strain	6	252.9798	42.1633	10.3161	< 0.0001
between Residuals	24	98.0915	4.0871
within age	3	246.6622	82.2207	36.6533	< 0.0001
within age:strain	18	277.8075	15.4337	6.8802	< 0.0001
within Residuals	72	161.5104	2.2432

Q-Q normality assessment based on residuals

INDIVIDUAL MEASURES

Project	ID		Treatment	Measure / Variable Description	Panel	Strains tested	Sex	Age
Petkova1	24276	immune cell quantification	(none)	natural killer (NK) cells, as percentage of total lymphocytes [%] at age 6mo NK_M06	inbred	32	both	26wks
Petkova1	24277	immune cell quantification	(none)	natural killer (NK) cells, as percentage of total lymphocytes [%] at age 12mo NK_M12	inbred	31	both	52wks
Petkova1	24278	immune cell quantification	(none)	natural killer (NK) cells, as percentage of total lymphocytes [%] at age 18mo NK_M18	inbred	30	both	78wks
Petkova1	24279	immune cell quantification	(none)	natural killer (NK) cells, as percentage of total lymphocytes [%] at age 24mo NK_M24	inbred	12	both	104wks