Protection against disease transmission is much less effective against such sexually transmitted diseases as Herpes and the Human Papilloma Virus, which can be located on skin surfaces not covered or protected by a condom. The female condom theoretically may be more effective in this situation because it covers a greater area.

ThinPrep Pap specimens and specimens collected with the hc2 DNA Collection Device are approved for testing with Digene Hybrid Capture 2 DNA Assay. ThinPrep Pap specimens must be less than three weeks old. There must also be sufficient quantity remaining after processing the pap smear to perform the HPV testing. Also, tissue specimens (paraffin embedded) can be tested for high and low risk HPV using the in situ hybridization. Tissue specimens are stable indefinitely.

Human Papilloma virus one of the most common viral infections transmitted most commonly through sexual contacts. There are more than 90 strains or types of HPV but only some have the capability or predilection to infect the genitals. The overwhelming HPV infections are asymptomatic and pass off quickly once the body develops its immunity against the viruses.

Most women never know they have HPV. It usually stays hidden and doesn't cause symptoms like warts. When HPV doesn't go away on its own, it can cause changes in the cells of the cervix. Pap tests usually find these changes.

HPV vaccine has been developed to help prevent pre-cancer disease of the cervix and ultimately prevent cancer of cervix. Recent figures show that there are over 2000 new cases of cervical cancer in England and many more in the rest of the world. Therefore the Gardasil vaccine is a key tool in fighting this dreaded disease of the cervix and other parts of the genital tract.

The basis for the recommendation is that these are the groups that were studied. They were studied first because they are most at risk since they are most likely to have not been exposed to the virus. Therefore these were the age groups likely to benefit the most. However, other groups are now being studied to see how effective and beneficial the HPV vaccine can be.

Licensing authorities in Europe and America have scrutinised the results of studies involving over 11,000 women and children aged 9-26. There were no important or serious side effects, except some tenderness on the site of the injection. Providers of the HPV vaccine are encouraged to report any unexpected reaction to the vaccine.

Some people call it a cold sore, others a fever blister, but this annoying and often painful chronic condition is caused by the same virus: herpes simplex. About 50 percent to 80 percent of US adults are infected with this virus. Once infected, a person will have the herpes simplex virus for the rest of his/her life. When inactive, the virus lies dormant in a group of nerve cells. Some people never have any symptoms from the virus, others have periodic outbreaks of infections.

Characterized by blister-like lesions that occur over an eight- to 10-day period most often around the lips, oral mucosa, or tongue, the virus is highly contagious and can spread easily by direct skin-to-skin contact. The two most common forms of the virus are herpes simplex virus type 1 (HSV-1) and herpes simplex virus type 2 (HSV-2). HSV-1 is most often associated with infections of the oral cavity, with 90 percent of the US population exposed to this virus.

Yes, latex condoms have been shown to protect against gonorrhea, ureaplasma, herpes simplex virus and HIV infection. Condoms, therefore, may decrease the likelihood of infertility or cervical intra-epithelial neoplasia by decreasing the risk of sexually transmitted infections responsible for these disorders. Furthermore, the simultaneous use of a condom and a separate spermicide is estimated to be 99.9 percent effective in reducing the risk of STD transmission per act of intercourse.

No, the human influenza vaccine currently available does not protect against bird flu viruses. Clinical trials are underway now for a human vaccine to protect against the "bird flu".

The California Cryobank screens all of its donors to reduce the risk of sexually transmitted diseases including HPV by exclusion of donors with known risk factors. Each donor is also given a physical examination with particular attention to the genital area for evidence of HPV infection. There are no FDA approved tests for routine screening of semen donors for HPV. We only use tests that have been validated for accuracy and reliability and licensed by the FDA.

Initial infection of the oral herpes simplex virus may cause no symptoms or may cause severe flu-like symptoms with mouth ulcers. In recurring infections, sores tend to erupt in the same area (some patients never have any more symptoms beyond the initial infection). The following are the most common symptoms of an oral herpes simplex virus infection. However, each individual may experience symptoms differently.

Wrong. Human papillomavirus (HPV) usually goes away after several months; although the virus may persist, it generally does so in amounts that cannot be transmitted to sex partners. Herpes is different; the virus persists for life and is transmissible to partners (on and off) for many years. Whether infectivity lasts for a whole lifetime, however, isn't known.

The herpes simplex virus type 2 (HSV-2) causes genital infections. Herpes simplex virus type 1 (HSV-1) usually is associated with oral lesions, however can be transmitted to the genital area through oral-genital contact. Transmission can occur with active infections but as well when no lesions are visible. Condoms can reduce the risk of transmission. Abstinence during active outbreaks is recommended as virus shedding is more prominent at this time.

Do not have sex with someone who has an open sore on his or her sex organ. Always use a latex condom during sex. Also use a spermicide that contains nonoxynol-9. Limit your number of sex partners.

Limited human-to-human transmission could not be ruled out for some family clusters of bird flu where there was close contact between family members. However, none of these clusters have led to larger outbreaks in the general community indicating that the virus does not spread easily among people.

Yes. Using either male or female condoms correctly in every sexual act, including the first time you have sex, protects against HIV infection. Condoms also prevent pregnancy. Using condoms correctly (no slipping off, tears, oils with male condoms) every time is very important. Many people do not use condoms consistently or correctly and thus risk HIV infection.

Herpes viruses have two main characteristics: they stay with you for life, and they cause spreading skin eruptions. The virus that causes chickenpox and shingles fits that description perfectly.

A virus is a minute organism which requires a living cell in order to grow and replicate. Most viruses are with you for life but lay dormant most of the time. The Herpes family of viruses includes: Herpes Simplex Virus 1 (HSV1) - usually presents as blisters in the facial area and is commonly known as 'Cold Sores' although they have nothing to do with having a cold but can recur often just as a cold does.

Last year there were almost 10,000 human cases of WNV detected, including 262 deaths in the United States.

Condoms are the best way to protect yourself from HIV and other STIs when they are used consistently and correctly.

You get syphilis from skin-to-skin contact with an open sore called a "chancre." Syphilis, unlike HIV, is NOT passed by exposure to bodily fluids such as blood, semen, vaginal fluids, or breast milk. See the answer to question 2 to read more about symptoms of syphilis, or click here to see graphic pictures of symptoms.

There currently is no commercially available vaccine to protect humans against the H5N1 virus that is being seen in Asia and Europe. However, vaccine development efforts are taking place. Research studies to test a vaccine to protect humans against H5N1 virus began in April 2005, and a series of clinical trials is underway. For more information about the H5N1 vaccine development process, visit the National Institutes of Health website.

Avoid mosquito bites by staying indoors if possible during the early morning and early evening, when mosquitoes are most active. Wear long, loose clothing and spray clothing and exposed skin with an insecticide that contains a maximum concentration of 35% DEET. Children should use insecticide with 10% DEET concentration. Mosquitoes breed in or near water, so get rid of mosquito breeding sites around your property. Clean gutters, drain ditches and empty containers that could collect water.

A virus is a small program that can be hidden in programs or emails. These can cause problems on your PC or workstation, such as slowness, some programs not starting or starting incorrectly. the variety and quantity or viruses and trjans is huge. For more details on how to reduce the risk of being infected, look at our Viruses and Security support page.

The herpes virus reactivates and travels from the spinal ganglia, where it was dormant, to the genital or anal mucosa via the sensory nerves. The virus multiplies in the mucous membranes, not in the urine or semen. Therefore, in order for the virus to be transmitted, direct contact must occur between two mucous membranes.

Male condoms are cheap and effective. There are many types of condoms of different thicknesses and shapes to suit individual preferences. Some countries have more variety available than others. Condoms should be fresh and can only be used once. Check the expiration date on the back of the package, or, if there is a manufacture date, do not use if more than five years old.

Columbia University has purchased a site license for Norton AntiVirus software that allows any Columbia employee or registered student to use the program on a University or personal workstation. Norton AntiVirus (NAV) detects and removes computer viruses from your computer and prevents new infections from diskettes, CDs, and downloads. NAV is available for Windows 95/98, Windows NT 4.0, Windows 2000, and Macintosh OS 8.0 and up.