Original Article TGF-β Codon 25 Polymorphism and the Risk of Graft-Versus-Host Disease after Allogenic Hematopoietic Stem Cell Transplantation p. 1-6 Ali Rashidi–Nezhad ،  Cyrus Azimi ،  Kamran Alimoghaddam ،  Ardeshir Ghavamzadeh ،  Arash Hossein-Nezhad ،  Pantea Izadi ،  Maryam Sobhani ،  Ali-Reza Noori–Daloii ،  Mohammad–Reza Noori–Daloii 396 KB Adenosine Deaminase Activity in COPD Patients and Healthy Subjects p. 7-12 Mohammad Taghi Goodarzi ،  Mohammad Abdi ،  Heidar Tavilani ،  Ebrahim Nadi ،  Mojtaba Rashidi 352 KB The Role of Nitric Oxide in Airway Responsiveness in Diabetic-Antigen Sensitized Guinea Pigs in Vitro p. 13-20 Saeed Kolahian ،  Goudarz Sadeghi-Hashjin ،  Farzad Asadi ،  Mostafa Moin 570 KB Rhinitis is also Common in Infants with Asthma p. 21-25 Herberto José Chong Neto ،  Nelson Augusto Rosário ،  Gabriele Cardoso Westphal ،  Carlos Antônio Riedi ،  Hevertton Luiz Bozzo Silva dos Santos 493 KB Quercetin Effectively Quells Peanut-Induced Anaphylactic Reactions in the Peanut Sensitized Rats p. 27-34 Farideh Shishehbor ،  Lotfollah Behroo ،  Mehri Ghafouriyan Broujerdnia ،  Forough Namjoyan ،  Seiyed-Mahmoud Latifi 5270 KB The Prevalence, Management and Burden of Asthma-A Nigerian Study p. 35-41 Alexander O. Oni ،  G.E. Erhabor ،  E.E. Egbagbe 352 KB   Brief Communication Interleukin-12 and Peripheral Blood Invariant Natural Killer T Cells as an Axis in Childhood Asthma Pathogenesis p. 43-48 Magdy M Zedan ،  Farha A El-Chennawi ،  Ashraf E Fouda 387 KB   Case Report Bronchogenic Cyst in a Patient with Difficult Asthma p. 49-52 Soheil Ben Razavi ،  Mohammad Hassan Bemanian ،  Shokooh Taghipoor ،  Reza Nafisi Moghadam ،  Zahra Behnamfar 646 KB