Table 2.

Levels of proinflammatory cytokines in bronchoalveolar lavage fluid from PMT-treated and age-matched, untreated, Csf2ra^–/–mice*

Cytokine	PMT-Treated (n = 20)	No PMT (n = 16)
	Evaluation 2 mo after PMT
Interleukin-6, pg/mL	0 [0.0–0.0]	0 [0.0–26]
Interleukin-1β, pg/mL	0 [0.0–0.3]	0 [0.0–1.0]
Tumor necrosis factor-α, pg/mL	1.5 [0.1–3.8]	1.4 [0.3–3.4]

Cytokine	PMT-treated (n = 20)	No PMT (n = 16)
	Evaluation 6 mo after PMT
Interleukin-6, pg/mL	3.1 [0.0–10.7]	11.5 [4.5–46]
Interleukin-1β, pg/mL	0 [0.0–10.7]	7.1 [0.0–39]
Tumor necrosis factor-α, pg/mL	0.5 [0.0–3.9]	4.7 [1.8–6.9]

^*Data are median and interquartile range.

PMT, pulmonary macrophage transplantation (direct intrapulmonary instillation of congenic, wild-type, bone-marrow-derived macrophages).