biostudies-literatureSung YYKorea Institute of Oriental Medicine3732https://www.ebi.ac.uk/biostudies/studies/S-EPMC11547324biostudies-literatureUnknown16(21)Exposure to air pollution poses a risk to human respiratory health, and a preventive and therapeutic remedy against fine dust-induced respiratory disease is needed.<h4>Background/objectives</h4>The respiratory-protective effects of <i>Lysimachia mauritiana</i> (LM) against airway inflammation were evaluated in a mouse model exposed to a fine dust mixture of diesel exhaust particles and particulate matter with a diameter of less than 10 µm (PM10D).<h4>Methods</h4>To induce airway inflammation, PM10D was intranasally injected into BALB/c mice three times a day for 12 days, and LM extracts were given orally once per day. The immune cell subtypes, histopathology, and expression of inflammatory mediators were analyzed from the bronchoalveolar lavage fluid (BALF) and lungs.<h4>Results</h4>LM allNutrients&lt;i&gt;Lysimachia mauritiana&lt;/i&gt; Lam. Extract Alleviates Airway Inflammation Induced by Particulate Matter Plus Diesel Exhaust Particles in Mice.PMC11547324KSN23214313KSN1824311Yuk HJKim MSKim SHKim DSSung YYYang WKfalse&lt;i&gt;Lysimachia mauritiana&lt;/i&gt; Lam. Extract Alleviates Airway Inflammation Induced by Particulate Matter Plus Diesel Exhaust Particles in Mice.Exposure to air pollution poses a risk to human respiratory health, and a preventive and therapeutic remedy against fine dust-induced respiratory disease is needed.<h4>Background/objectives</h4>The respiratory-protective effects of <i>Lysimachia mauritiana</i> (LM) against airway inflammation were evaluated in a mouse model exposed to a fine dust mixture of diesel exhaust particles and particulate matter with a diameter of less than 10 µm (PM10D).<h4>Methods</h4>To induce airway inflammation, PM10D was intranasally injected into BALB/c mice three times a day for 12 days, and LM extracts were given orally once per day. The immune cell subtypes, histopathology, and expression of inflammatory mediators were analyzed from the bronchoalveolar lavage fluid (BALF) and lungs.<h4>Results</h4>LM all2024-01-01T00:00:00Z2024 Oct2025-04-04T18:55:57.612Z2025-04-04T18:55:57.612ZS-EPMC115473243951956510.3390/nu16213732