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HIV-infected patients lose immunity to smallpox despite childhood vaccination and immune reconstitution with antiretroviral therapy

HIV+ Patients Lose Immunity to Smallpox Despite Vaccination

Among HIV+ patients, there was a significant loss in vaccinia-specific CD4+ T cell memory
From 2013 to 2018

CDC: Young Adults Who Ever Received HPV Vaccine on the Rise

2013 to 2018 saw increase in percentage having received one or more doses, recommended number of doses
Slowing infection rates and a surge in vaccinations have prompted the South Pacific island of Samoa to end a six-week state of emergency over a measles outbreak

Samoa Ends State of Emergency Over Measles

Immunization drive earlier this month lifted the number of Samoans now vaccinated to 95 percent
Flu continues to spread throughout the United States and has reached elevated levels in nearly every state

CDC: Cases of Flu Continue to Mount Across America

Agency says it is still too early to know how severe this year's flu season will be
U.S. women who have received one dose of human papillomavirus vaccine have similar protection as women who have received two or three doses

Protection Similar With Single, Multiple HPV Vaccine Doses

Infection with HPV 6, 11, 16, 18 less prevalent among women receiving one, two, three doses of HPV vaccine
Implementation of a policy that eliminated nonmedical exemptions from school entry requirements correlated with an increase in vaccination coverage and a reduction in nonmedical exemptions in California

Vaccination Rates Improved With Removal of Nonmedical Exemptions

In California, MMR coverage increased in postpolicy period, while nonmedical exemptions decreased
The first Ebola vaccine approved by the U.S. Food and Drug Administration is a single-dose injection called Ervebo. The vaccine from Merck & Co. is approved to protect against the Zaire ebolavirus in people ages 18 years and older.

FDA Gives First Ebola Vaccine for Adults the Green Light

Ervebo shown to be highly effective in preventing infection in people exposed to the virus
Few child care center directors report having an influenza vaccine requirement for children and adult caregivers

Few Child Care Centers Report Flu Vaccine Requirements

Having state influenza vaccine law for children predicted child influenza vaccine requirement
Increases in vaccine-preventable disease outbreaks are associated with an increase in proposed state legislation that would restrict vaccine exemptions

State Legislators React to Preventable Disease Outbreaks

Outbreaks of preventable diseases linked to increases in proposed legislation to restrict vaccine exemptions
Less than half of pediatric travelers who are eligible for pretravel measles

Few MMR-Vaccine Eligible Children Receive Vaccine Before Travel

41.3 percent of MMR vaccination-eligible pediatric travelers received MMR vaccine at pretravel consultation