“ CHX at concentration of 0.…), total protein (TP), albumin ( ALB ), lactate dehydrogenase (LDH), blood urea nitrogen (BUN) and creatinine (CRE), and induced inflammatory reactions including intra-alveolar edema and hemorrhages, … level of about 1.0 μg/g and maintained for more than 1 week, when administered intratracheally in rats.”