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Taxonomic study of the genus Aoyuanus Ding & Chen, with descriptions of two new species (Hemiptera, Fulgoromorpha, Delphacidae)

The delphacid planthoppers genus Aoyuanus Ding & Chen, 2001 is reviewed. Two new species, A. spathulus sp. n. and A. varius sp. n., are described and illustrated from China to give the genus three species in total, and the generic characteristics are redefined. A short description and illustrations are also given for A. furcatus. A key to all known species of Aoyuanus based on...

Parasogata gen. n., a new genus of the tribe Delphacini with descriptions of two new species from China (Hemiptera, Fulgoromorpha, Delphacidae)

A new planthopper genus Parasogata gen. n. (Delphacidae: Delphacinae: Delphacini) was described and illustrated with two new species P. binaria sp. n. and P. furca sp. n. from south China. A key to species of the new genus is also given.

Two new species of the bamboo-feeding genus Bambusicaliscelis Chen & Zhang, 2011 from China (Hemiptera, Fulgoromorpha, Caliscelidae)

: ♂, China: Yunnan Province, Lushui County, Pianma Town (26°10'N, 98°38'E), 17 August 2008, Xiang-Sheng Chen; paratypes: ♂, data same as holotype. Host plant. Bamboo. Distribution. China (Yunnan). Etymology

A new species of the genus Euxaldar Fennah, 1978 from China (Hemiptera, Fulgoroidea, Issidae)

A new species Euxaldar guangxiensis sp. n. is described and illustrated from southeastern China. The generic characteristics are redefined. A checklist and key to the species of the genus Euxaldar are provided.

Youtuus, a new bamboo-feeding genus of the tribe Augilini with two new species from China (Hemiptera, Fulgoromorpha, Caliscelidae)

A new bamboo-feeding planthopper genus Youtuus Chen & Gong, gen. n. with two new species Y. erythrus Gong, Yang & Chen, sp. n. and Y. strigatus Gong, Yang & Chen, sp. n. (Hemiptera: Fulgoromorpha: Caliscelidae: Ommatidiotinae: Augilini), are described and illustrated from China. Keys to the genera of Augilini and the species of Youtuus Chen & Gong, gen. n. are given.

Population-based study of chlamydial and gonococcal infections among women in Shenzhen, China: Implications for programme planning

assistance. Author Contributions Conceptualization: Zhen-Zhou Luo, Min Zhang, Xiang-Sheng Chen. Data curation: Zhen-Zhou Luo, Wu Li. Formal analysis: Wu Li, Qiu-Hong Wu, Li-Na Lan, Xiao-Bing Wu, Yu-Mao Cai ... Zhang. Writing ± original draft: Wu Li, Xiang-Sheng Chen. 8 / 11 12. Wong WCW, Zhao Y, Wong NS, Parish WL, Miu HYH, Yang LG, et al. Prevalence and risk factors of chlamydia infection in Hong Kong: A

Comparison of efficacy of treatments for early syphilis: A systematic review and network meta-analysis of randomized controlled trials and observational studies

Conceptualization: Hong-ye Liu, Yue-ping Yin. Data curation: Hong-ye Liu, Peng Wu. Formal analysis: Hong-ye Liu, Peng Wu. Funding acquisition: Xiang-sheng Chen. Investigation: Hong-ye Liu, Yan Han, Peng Wu ... . Resources: Li Bai, Shu-ping Guo, Li Li. 13 / 15 Writing ± original draft: Hong-ye Liu, Yue-ping Yin. Writing ± review & editing: Xiang-sheng Chen, Li Bai, Shu-ping Guo, Yue-ping Yin. 14 / 15 1. Hook ER

Optimizing Partner Notification Programs for Men Who Have Sex with Men: Factorial Survey Results from South China

Myron S. Cohen 1 Xiang-Sheng Chen 1 0 Division of Rheumatology, Immunology and Allergy, Brigham and Women's Hospital, Harvard Medical School , Boston , Massachusetts, United States of America, 2 Shanghai

Metaanalysis of the Performance of a Combined Treponemal and Nontreponemal Rapid Diagnostic Test for Syphilis and Yaws

Background. The human treponematoses are important causes of disease. Mother-to-child transmission of syphilis remains a major cause of stillbirth and neonatal death. There are also almost 100 000 cases of endemic treponemal disease reported annually, predominantly yaws. Rapid diagnostic tests (RDTs) would improve access to screening for these diseases. Most RDTs cannot...

HPV Infections among MSM in Shenzhen, China

Wang 0 Xiang-Sheng Chen 0 Michael Scheurer, Baylor College of Medicine, United States of America 0 1 Chinese Academy of Medical Sciences and Peking Union Medical College Institute of Dermatology

Evaluation of Abbott RealTime CT/NG Assay for Detection of Chlamydia trachomatis and Neisseria gonorrhoeae in Cervical Swabs from Female Sex Workers in China

Background To evaluate the performance of the Abbott RealTime CT/NG assay for detection of Chlamydia trachomatis (CT) and Neisseria gonorrhoeae (NG) among female sex workers (FSWs) in China. Methods Cervical swabs from 997 participants were blindly detected by the Abbott RealTime CT/NG assay on the automated m2000 molecular platform and Roche Cobas Amplicor CT/NG assay...

Exploring Venue-Associated Risk: A Comparison of Multiple Partnerships and Syphilis Infection Among Women Working at Entertainment and Service Venues

The re-emerging syphilis epidemic in China is documented among sex workers, but little is known about STI risk among the broader group of women who work at entertainment and service venues, many of whom do not self-identify as sex workers. In 2009 in Liuzhou, China, community informants identified venues where people meet sexual partners. Characteristics of a stratified random...

The epidemic of sexually transmitted infections in China: implications for control and future perspectives

China has experienced an increasing epidemic of sexually transmitted infections (STIs), including HIV. High risk groups likely to be infected include female sex workers (FSWs) and their clients, men who have sex with men (MSM), drug users and migrant workers. Prevention can be achieved through education of the population, condom promotion, early detection of symptomatic and...

The prevalence of urethral and rectal Mycoplasma genitalium among men who have sex with men in China, a cross-sectional study

Background Although Mycoplasma genitalium (MG) is a common sexually transmitted infection (STI), very little information regarding the prevalence of MG among MSM (men who have sex with men) is available in China. The objective of this study was to determine the prevalence of MG among MSM in the city of Shenzhen, Guangdong Province, China, and to identify the potential risk...

Worsening Epidemic of HIV and Syphilis Among Men Who Have Sex With Men in Jiangsu Province, China

Background. Epidemics of human immunodeficiency virus (HIV) and syphilis among men who have sex with men (MSM) are major public health concerns in most parts of China. A dearth of information regarding the current trend of HIV in this hard-to-reach population in several regions including Jiangsu, coupled with the reemergence of syphilis, calls for an effort to understand the...

Human papillomavirus-related psychosocial impact of patients with genital warts in China: a hospital-based cross-sectional study

Background Genital warts (GW) are the most common sexually transmitted infections. To date, few studies using a human papillomavirus (HPV)-specific questionnaire have focused on the impact of quality of life (QoL) among patients with GW in developing countries. The origins of GW related psychosocial burdens and variations between genders were poorly characterized as well. Methods...

The Epidemic of HIV, Syphilis, Chlamydia and Gonorrhea and the Correlates of Sexual Transmitted Infections among Men Who Have Sex with Men in Jiangsu, China, 2009

Background In China, the HIV/AIDS epidemic is expanding among men who have sex with men (MSM). As independent risk factors of HIV infection, the epidemics of Chlamydia (CT) and Gonorrhea (NG) in MSM were not well studied, particular for the risk factors of these infectious. The objectives of current reported study were to understand the dynamics of HIV and other sexual...

Outreach Syphilis Testing Services by Different Health Providers to Female Sex Workers in Southern China

Health providers have played important roles on delivering prevention and care services to control syphilis in China. The current study was aimed to evaluate the performance of different health providers in providing outreach syphilis testing services to female sex workers (FSWs). The current study carried out during April to August 2009 in Liuzhou was aimed to investigate the...