[Association between parainfluenza virus infection and climatic factors in children].

Objective: To study the association between acute respiratory human parainfluenza virus (HPIV) infection and climatic factors in children.

Methods: A total of 2 526 throat swab samples were collected from children with acute respiratory infection who visited the Pediatric Clinic of Shanghai Jiading Nanxiang Hospital between 2011 and 2013. HPIV was detected by multiplex RT-PCR.

[Allergens and their relationships to childhood bronchial asthma in the Jiading District of Shanghai].

Objective: To study allergens and their relationship to the occurrence of childhood bronchial asthma in the Jiading District of Shanghai.

Methods: Three hundred and eighty-two 4 to 12-year-old children with asthma in the remission stage from Nanxiang Hospital in the Jiading District of Shanghai were used as a case group (asthma group), and 402 children from two primary schools and two kindergartens in Jiading were enrolled by cluster sampling and served as control group. Parents of the children completed a questionnaire on living conditions and allergy-related disease history.

[Clinical characteristics of human bocavirus infection in 90 children].

Objective: To study the clinical characteristics of human bocavirus (HBoV) infection in children.

Methods: Nasal and throat swab samples were collected in 843 children with lower respiratory tract infection. The multiple RT-PCR method was used to detect HBoV and six other common respiratory tract viruses.