[Population intervention of thalassemia relying on family planning service system].

Objective: To set up thalassemia population intervention model in order to decrease the birth of thalassemia major, relying on population and family planning service system.

Methods: Pregnant women and their husbands were educated about thalassemia, and participated in screening and prenatal diagnosis if the couple were carriers of thalassemia in the areas of Huangpu, Panyu, Zengcheng and Tianhe districts of Guangzhou.

Results: The network of thalassemia intervention mainly dependent on family planning service system was set up in these regions.

[Experimental study of NK4 gene targeted therapy mediated by human telomerase reverse transcriptase promoter for colon cancer].

Objective: To investigate anti-tumor effect of the recombined adenovirus encoding NK4 gene regulated by human telomerase reverse transcriptase (HTERT) promoter (Ad HTERTp-NK4) on human colon cancer.

Methods: Colon cell line HCT116 was infected with Ad HTERTp-NK4. NK4 expression was determined by RT-PCR and Western blot.

[Experience of the diagnosis and treatment of primary small intestine lymphoma].

Objective: To report the experiences of the diagnosis and treatment of primary lymphoma of the small intestine (PSIL).

Methods: The clinical data of 15 patients with PSIL treated from January 2003 to July 2007 was investigated retrospectively. Of the 15 cases, 9 patients were male and 6 were female, the average age was 51.