Noen typer kreft er forårsaket av virusinfeksjoner. På verdensbasis er det beregnet at 15 % av all kreft skyldes virus. Humant papillomavirus (HPV) er årsak til 5 % av kreft, og dette viruset er påvist i kreft i blant annet livmorhals, vulva, vagina, penis, anus, tonsiller og tungebasis.

Background: Elevated platelet count is associated with risk of venous thromboembolism in cancer patients initiating chemotherapy. It is not known whether this risk by platelet count is causal or merely reflects the malignant disease. We investigated whether pre-cancer platelet count alone or together with high leukocyte count was associated with risk of venous thromboembolism in subjects who did and ...

Objectives<br> Although pain is a significant symptom in chronic fatigue syndrome (CFS), pain is poorly understood in adolescents with CFS. The aim of this study was to explore pain distribution and prevalence, pain intensity and its functional interference in everyday life, as well as pressure pain thresholds (PPT) in adolescents with CFS and compare this with a control group of healthy adolescents ...

Online social media, such as the microblogging site Twitter, have become a space for speedy exchange of information regarding sexually transmitted diseases (STDs), presenting a potential risk environment for how STDs are portrayed. Examining the types of “tweeters” (users who post messages on Twitter) and the nature of “tweet” messages is important for identifying how information related to STDs is ...

Aims: This paper describes the history, purpose, data collection and contributions in the research collaboration Norwegian Osteoporosis Epidemiologic Studies (NOREPOS). <br>Methods: NOREPOS encompasses almost 85,000 bone mineral density measurements within Cohort of Norway and data on almost 140,000 hip fractures in Norway 1994–2008. Included are anthropometric measurements, blood pressure, ...

Dental anxiety is an important challenge for many patients and clinicians. It is thus of importance to know more about dental students’ own experiences with dental anxiety and their understanding of dental anxiety. The aim was to investigate differences in dental anxiety levels between dental students, psychology students, and biology students at a Norwegian university.

Background: Cowpox virus (CPXV), a rodent-borne Orthopoxvirus (OPV) that is indigenous to Eurasia can infect humans, cattle, felidae and other animals. Molecular characterization of CPXVs isolated from different geographic locations is important for the understanding of their biology, geographic distribution, classification and evolution. Our aim was to characterize CPXVs isolated from Fennoscandia ...

Background: Death after injury with low energy has gained increasing focus lately, and seems to constitute a significant amount of trauma-related death. The aim of this study was to describe the epidemiology of deaths from low-energy trauma in a rural Norwegian cohort. Methods: All deaths from external causes in Finnmark County, Norway, from 1995 to 2004 were identified retrospectively through ...