Extracts of Phellinus gilvus and Phellinus baumii inhibit pulmonary inflammation induced by lipopolysaccharide in rats

Beom Su Jang, Jong Chun Kim, Jae Sung Bae, Man Hee Rhee, Kwang Ho Jang, Jae Chan Song, Oh Deog Kwon, Seung Chun Park

Research output: Contribution to journalArticlepeer-review

60 Scopus citations

Abstract

Compared to saline-challenged rats, rats exposed to 50 μg intratracheal lipopolysaccharide showed an increase of total white cells (from 0.3 × 106 to 2.4 × 106), neutrophils (from 0.09 × 106 to 1.8 × 106), the levels of tumor necrosis factor (TNF)-α (from 200 pg ml-1 to 1200 pg ml-1), and interleukin (IL)-1β (from 220 pg ml-1 to 650 pg ml -1) in the bronchial lavage fluid. However, after pretreatment with extracts of Phellinus gilvus and Phellinus baumii, the total white cells, neutrophils, and the level of IL-1β in lipopolysaccharide-challenged rats were similar to those in saline-challenged rats, except for TNF-α. The results indicate that extracts of P. gilvus and P. baumii may be useful in preventing acute pulmonary inflammation in human diseases.

Original languageEnglish
Pages (from-to)31-33
Number of pages3
JournalBiotechnology Letters
Volume26
Issue number1
DOIs
StatePublished - Jan 2004

Keywords

  • Inflammation
  • Neutrophilia
  • Phellinus baumii
  • Phellinus gilvus
  • Rats

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