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    Clinical application of induced sputum in children with newly diagnosed asthma: cellular and immunologic characteristics

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    Authors investigate cells and immunologic factors of induced sputum in children with newly diagnosed asthma and healthy children without atopy. The aim of the study was to find out the differences of cellular and immunologic profiles of induced sputum in children with newly diagnosed asthma. 35 children aged 1,5-5 years old (Me = 3,5 years) were include in this study: 18 children with newly diagnosed asthma and 17 children (control group) without allergic diseases, which had no respiratory symptoms during last month. Sputum induction carried out according to our modification of protocol developed by Pin et al. The levels of IgE, slgA, lgG4, IL-1Ξ², IL-4, IL-8, IL-13, TNFΞ±, INFΞ³, N03, NOX and cells percentage (macrophages, neutrophils, eosinophils, lymphocytes) were evaluated in sputum. Results. The percentage of eosinophils was significantly higher and the percentage of macrophages was significantly lower in induced sputum of children with newly diagnosed asthma. The levels of proinflammatory factors (IL-1Ξ², IL-4, IL-8, IL-13, TNFΞ±), immunoglobulins, which participate in allergic inflammation (IgE, slgA, lgG4) and stable metabolites of NO (NO3, NOX) in sputum were also significantly higher in children with newly diagnosed asthma.ΠŸΡ€ΠΎΠ²ΠΎΠ΄ΠΈΠ»ΡΡ подсчСт ΠΊΠ»Π΅Ρ‚ΠΎΠΊ ΠΈ ΠΎΠΏΡ€Π΅Π΄Π΅Π»Π΅Π½ΠΈΠ΅ иммунологичСских Ρ„Π°ΠΊΡ‚ΠΎΡ€ΠΎΠ² Π² ΠΈΠ½Π΄ΡƒΡ†ΠΈΡ€ΠΎΠ²Π°Π½Π½ΠΎΠΉ ΠΌΠΎΠΊΡ€ΠΎΡ‚Π΅ Ρƒ Π΄Π΅Ρ‚Π΅ΠΉ с впСрсыС выявлСнной Π±Ρ€ΠΎΠ½Ρ…ΠΈΠ°Π»ΡŒΠ½ΠΎΠΉ астмой ΠΈ Π·Π΄ΠΎΡ€ΠΎΠ²Ρ‹Ρ… Π΄Π΅Ρ‚Π΅ΠΉ Π±Π΅Π· Π°Ρ‚ΠΎΠΏΠΈΠΈ. ЦСлью исслСдования Π±Ρ‹Π»ΠΎ выявлСниС цитоиммунологичСских особСнностСй ΠΈΠ½Π΄ΡƒΡ†ΠΈΡ€ΠΎΠ²Π°Π½Π½ΠΎΠΉ ΠΌΠΎΠΊΡ€ΠΎΡ‚Ρ‹ Ρƒ Π΄Π΅Ρ‚Π΅ΠΉ Ρ€Π°Π½Π½Π΅Π³ΠΎ возраста с Π²ΠΏΠ΅Ρ€Π²Ρ‹Π΅ выявлСнной Π±Ρ€ΠΎΠ½Ρ…ΠΈΠ°Π»ΡŒΠ½ΠΎΠΉ астмой. Π’ исслСдовании приняли участиС 35 Π΄Π΅Ρ‚Π΅ΠΉ Π² возрастС 1,5-5 Π»Π΅Ρ‚ (срСдний возраст 3,5Π³.): 18 Π΄Π΅Ρ‚Π΅ΠΉ с Π²ΠΏΠ΅Ρ€Π²Ρ‹Π΅ выявлСнной Π±Ρ€ΠΎΠ½Ρ…ΠΈΠ°Π»ΡŒΠ½ΠΎΠΉ астмой ΠΈ 17 практичСски Π·Π΄ΠΎΡ€ΠΎΠ²Ρ‹Ρ… Π΄Π΅Ρ‚Π΅ΠΉ Π±Π΅Π· Π°Ρ‚ΠΎΠΏΠΈΠΈ - ΠΊΠΎΠ½Ρ‚Ρ€ΠΎΠ»ΡŒΠ½Π°Ρ Π³Ρ€ΡƒΠΏΠΏΠ°. Π£ всСх Π΄Π΅Ρ‚Π΅ΠΉ Π² исслСдовании Π² Ρ‚Π΅Ρ‡Π΅Π½ΠΈΠ΅ ΠΏΡ€Π΅Π΄ΡˆΠ΅ΡΡ‚Π²ΡƒΡŽΡ‰Π΅Π³ΠΎ мСсяца Π½Π΅ Π±Ρ‹Π»ΠΎ зарСгистрировано эпизодов рСспираторной ΠΈΠ½Ρ„Π΅ΠΊΡ†ΠΈΠΈ. Π˜Π½Π΄ΡƒΠΊΡ†ΠΈΡ ΠΌΠΎΠΊΡ€ΠΎΡ‚Ρ‹ ΠΏΡ€ΠΎΠ²ΠΎΠ΄ΠΈΠ»Π°ΡΡŒ ΠΏΠΎ ΠΌΠΎΠ΄ΠΈΡ„ΠΈΡ†ΠΈΡ€ΠΎΠ²Π°Π½Π½ΠΎΠΌΡƒ Π½Π°ΠΌΠΈ ΠΏΡ€ΠΎΡ‚ΠΎΠΊΠΎΠ»Ρƒ с использованиСм гипСртоничСского раствора Ρ…Π»ΠΎΡ€ΠΈΠ΄Π° натрия. ΠŸΡ€ΠΎΡ‚ΠΎΡ‚ΠΈΠΏΠΎΠΌ явился ΠΌΠ΅Ρ‚ΠΎΠ΄, Ρ€Π°Π·Ρ€Π°Π±ΠΎΡ‚Π°Π½Π½Ρ‹ΠΉ Pin et al., исслСдовался ΠΊΠ»Π΅Ρ‚ΠΎΡ‡Π½Ρ‹ΠΉ состав (%) (ΠΌΠ°ΠΊΡ€ΠΎΡ„Π°Π³ΠΈ, Π½Π΅ΠΉΡ‚Ρ€ΠΎΡ„ΠΈΠ»Ρ‹, эозинофилы, Π»ΠΈΠΌΡ„ΠΎΡ†ΠΈΡ‚Ρ‹) ΠΈ иммунологичСский ΠΏΡ€ΠΎΡ„ΠΈΠ»ΡŒ (IgE, slgA, lgG4, IL-1Ξ², IL-4, IL-8, IL-13. TNFΞ±, INFΞ³, NO3, NOX) ΠΈΠ½Π΄ΡƒΡ†ΠΈΡ€ΠΎΠ²Π°Π½Π½ΠΎΠΉ ΠΌΠΎΠΊΡ€ΠΎΡ‚Ρ‹. Π Π΅Π·ΡƒΠ»ΡŒΡ‚Π°Ρ‚Ρ‹. Π£ Π΄Π΅Ρ‚Π΅ΠΉ с Π²ΠΏΠ΅Ρ€Π²Ρ‹Π΅ выявлСнной Π±Ρ€ΠΎΠ½Ρ…ΠΈΠ°Π»ΡŒΠ½ΠΎΠΉ астмой Π² ΠΈΠ½Π΄ΡƒΡ†ΠΈΡ€ΠΎΠ²Π°Π½Π½ΠΎΠΉ ΠΌΠΎΠΊΡ€ΠΎΡ‚Π΅ ΡƒΡ€ΠΎΠ²Π΅Π½ΡŒ эозинофилов (%) достовСрно Π²Ρ‹ΡˆΠ΅, Π° ΡƒΡ€ΠΎΠ²Π΅Π½ΡŒ ΠΌΠ°ΠΊΡ€ΠΎΡ„Π°Π³ΠΎΠ² (%) достовСрно Π½ΠΈΠΆΠ΅ ΠΏΠΎ ΡΡ€Π°Π²Π½Π΅Π½ΠΈΡŽ со Π·Π΄ΠΎΡ€ΠΎΠ²Ρ‹ΠΌΠΈ Π΄Π΅Ρ‚ΡŒΠΌΠΈ Π±Π΅Π· Π°Ρ‚ΠΎΠΏΠΈΠΈ. Π’Π°ΠΊ ΠΆΠ΅ Ρƒ Π΄Π΅Ρ‚Π΅ΠΉ с Π±Ρ€ΠΎΠ½Ρ…ΠΈΠ°Π»ΡŒΠ½ΠΎΠΉ астмой выявлСны Π±ΠΎΠ»Π΅Π΅ высокиС ΠΊΠΎΠ½Ρ†Π΅Π½Ρ‚Ρ€Π°Ρ†ΠΈΠΈ ΠΏΡ€ΠΎΠ²ΠΎΡΠΏΠ°Π»ΠΈΡ‚Π΅Π»ΡŒΠ½Ρ‹Ρ… Ρ†ΠΈΡ‚ΠΎΠΊΠΈΠ½ΠΎΠ² (ЀНОа, Π˜Π› 4, IL-1B, Π˜Π›8, Π˜Π› 13), ΠΈΠΌΠΌΡƒΠ½ΠΎΠ³Π»ΠΎΠ±ΡƒΠ»ΠΈΠ½ΠΎΠ² (IgE, lgG4) ΡƒΡ‡Π°ΡΡ‚Π²ΡƒΡŽΡ‰ΠΈΡ… Π² аллСргичСском воспалСнии Π±Ρ€ΠΎΠ½Ρ…ΠΎΠ² ΠΏΡ€ΠΈ Π±Ρ€ΠΎΠ½Ρ…ΠΈΠ°Π»ΡŒΠ½ΠΎΠΉ астмС ΠΈ ΠΊΠΎΠ½Π΅Ρ‡Π½Ρ‹Ρ… ΡΡ‚Π°Π±ΠΈΠ»ΡŒΠ½Ρ‹Ρ… ΠΌΠ΅Ρ‚Π°Π±ΠΎΠ»ΠΈΡ‚ΠΎΠ² оксида Π°Π·ΠΎΡ‚Π° (NO3, NOX) ΠΏΠΎ ΡΡ€Π°Π²Π½Π΅Π½ΠΈΡŽ с показатСлями Π·Π΄ΠΎΡ€ΠΎΠ²Ρ‹Ρ… Π΄Π΅Ρ‚Π΅ΠΉ Π±Π΅Π· Π°Ρ‚ΠΎΠΏΠΈΠΈ
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