[Status of household disaster preparedness and affecting factors among the general public of four counties in Shaanxi].

Objective: To investigate the status of household disaster preparedness in 4 counties of Shaanxi province and explore the affecting factors.

Methods: During the period from September to October in 2008, multi-stage sampling was used to select subjects from urban and rural residents in Xincheng district, Hantai district, Fuping county and Xunyang county of Shaanxi province. Questionnaire survey was conducted among 1945 subjects aged 18-88 years to investigate their experience and expectation of disaster events, preparedness knowledge, activities and emergency supplies.

[Status quo of lifestyle among women of five occupations in six provinces of China].

Objective: To learn the status quo of lifestyle among women of five occupations in six provinces of China.

Methods: A questionnaire was administered among 7416 women from five occupations (civil servants, teachers of elementary and high schools, technical staff, enterprise managers and physical laborers) in Beijing, Hebei, Jilin, Hubei, Ningxia and Gansu of China. The sample was selected by multi-stage stratified cluster random sampling method from December 2009 to June 2010.

[Study on lifestyle and self-rated health among 5 kinds of occupational populations in 6 provinces in China].

Objective: To know about the status of self-rated health and life style among 5 kinds of occupational populations in 6 provinces in China and to explore the influencing factors related with health of the occupational population.

Methods: From May to August 2009, a total of 13 492 persons aged 18 - 60 years including civil servants, scientific and technical personnel, administrative staff, teachers and physical workers were selected by multi-stage stratified sampling from Beijing city, Ningxia Hui autonomous region, Liaoning, Zhejiang, Hubei and Qinghai provinces to undergo surveys on the Lifestyle of Occupational Population in Urban in China and Self-rated Health Measurement Scale Version 1.0 (SRHMS V1.

[Study on indicator system for evaluating the adult health literacy in China].

Objective: To establish a comprehensive evaluation indicator system for healthy literacy based on national survey data.

Method: A multi-stage stratified sampling method was carried out to select the sample population in six provinces of China, which were adults aged 18 - 69 years old. The national health literacy questionnaire was used to investigate the sample populations.

[Benzo (a) pyrene induces quiescent diploid human embryonic lung fibroblast cells undergoing a reversible G1 arrest].

Objective: To study the influence of Benzo (a) pyrene on cell cycle distribution of quiescent diploid human embryonic lung fibroblast (HELF) cells.

Methods: HELF cells were synchronized at G0 phase of cell cycle by 0.5% serum starvation for 48 hours and identified by flow cytometry (FCM).

[Effects of telomerase on cell cycle regulation and tumorigenesis].

Since the original discovery of telomerase, a clear association with cancer has been demonstrated. Cell-cycle dysregulation is a hallmark of tumor cells. The ability of normal cells to undergo cell-cycle arrest after damage to DNA is crucial for the maintenance of genomic integrity.

[Toxicological study of fresh water microcystins].

Microcystins are a group of toxins that are produced by fresh water cyanobacteria. They are bioactive materials which are hepatotoxic. They can inhibit serine/threonine protein phosphatase (PP1 and PP2A), breaking the balance between protein phosporylation and phosphorylysis.