Involvement of Regional Lymph Nodes after Penetration of Schistosoma mansoni Cercariae in Naive and Infected Mice Silene P Lozzi, Conceição RS Machado, Silvia E Gerken, Tomas A Mota-Santos PAGE: 491-498

Spectrum of Morphologic Changes of Lymph Nodes in HIV Infection DD Paiva, JC Morais, J Pilotto, V Veloso, F Duarte, HL Lenzi PAGE: 371-379

Nitric oxide as a regulator of inflammatory processes John L Wallace PAGE: 5-9

Mast cell changes in experimental diabetes: focus on attenuation of allergic events Vinicius F Carvalho, Emiliano O Barreto,Renato SB Cordeiro, Vincent Lagente, Marco A Martins, Patrícia MR e Silva PAGE: 121-125

Thymus involution in alloxan diabetes: analysis of mast cells EO Barreto, I Riederer, ACS Arantes, VF Carvalho, FA Farias-Filho, RSB Cordeiro, MA Martins, W Savino, PMR e Silva PAGE: 127-130

Modulation by IL-10 of Antigen-induced Allergic Responses in Mice Claudia Zuany-Amorim, B Boris Vargaftig, Marina Pretolani PAGE: 141-146

Antigen-induced Pleural Eosinophilia is Suppressed in Diabetic Rats: Role of Corticosteroid Hormones Bruno L Diaz, Magda F Serra, Emiliano O Barreto, Renato SB Cordeiro,Marco A Martins, Patricia MR e Silva PAGE: 219-222