MedPulse is a weekly index of key news and features on Medscape's specialty
sites compiled by Medscape's Editors.
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___________________ NEW FEATURE ARTICLES THIS WEEK ____________________
-- MEDSCAPE ORIGINAL ARTICLES --
VACCINES FOR VIRAL HEMORRHAGIC FEVERS: FILOVIRUSES AND ARENAVIRUSES The VHFs
are among the most feared, least understood, and most deadly viruses in the
world. Medscape Infectious Diseases 4(1) 2002
3RD INTERNATIONAL WORKSHOP ON CLINICAL PHARMACOLOGY OF HIV THERAPY John G.
Gerber, MD, presents a critical review of new data on PI boosting,
pharmacokinetics, pharmacogenomics, and TDM. Medscape HIV/AIDS eJournal 8(1)
2002
POTENTIAL SHORTAGE OF SUPPLEMENTAL TEST KITS FOR DETECTING HIV-1 ANTIBODIES
Calypte might stop manufacturing the Cambridge Biotech HIV-1 Western blot kit,
one of two licensced supplemental tests. MMWR 51(18) 2002
NASOPHARYNGEAL CARRIAGE OF S PNEUMONIAE IN HEALTHY CHILDREN: IMPLICATIONS FOR
THE USE OF HEPTAVALENT PNEUMOCOCCAL CONJUGATE VACCINE Most isolated strains are
covered by the heptavalent conjugate vaccine, especially in the first years of
life. Emerg Infect Dis 8(5) 2002
GENETIC AND ANTIGENIC ANALYSIS OF THE FIRST A/NEW CALEDONIA/20/99-LIKE H1N1
INFLUENZA ISOLATES REPORTED IN THE AMERICAS WHO has recommended including this
strain in the vaccine for both the southern and northern hemispheres. Emerg
Infect Dis 8(4) 2002
LABORATORY REPORTING OF S AUREUS WITH REDUCED SUSCEPTIBILITY TO VANCOMYCIN IN
US VETERANS AFFAIRS FACILITIES Between the two survey periods the reported cases
of SARV increased 170%. Emerg Infect Dis 8(4) 2002
INTRODUCTION OF WEST NILE VIRUS IN THE MIDDLE EAST BY MIGRATING WHITE STORKS
The storks were probably infected with WNV at some point along their route of
migration in Europe. Emerg Infect Dis 8(4) 2002
EMERGENCE AND RAPID SPREADING OF TETRACYCLINE RESISTANT VIBRIO CHOLERAE
STRAINS, MADAGASCAR The Indian Ocean was free of cholera for decades, until
January 1998, when an outbreak was detected in Comoros Islands. Emerg Infect Dis
8(3) 2002
EVALUATION OF SURVIVAL AND PHARMACODYNAMIC RELATIONSHIPS FOR FIVE
FLUOROQUINOLONES IN A NEUTROPENIC MURINE MODEL OF PNEUMOCOCCAL LUNG INFECTION
The antistreptococcal activity of 5 fluoroqunolones is compared. Pharmacotherapy
22(4) 2002
Heighten your awareness of infection risk from use of nonsterile enteral
formula in the NICU. Review "Enterobacter sakazakii Infections Associated With
the Use of Powdered Infant Formula - Tennessee, 2001,Ó accessible via the
Articles link in the Sepsis Resource Center:
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Some 1200 World Bank employees were advised to stay home from work on Tuesday
after inconclusive tests detected anthrax contamination on mail bound for their
building, a World Bank spokeswoman said on Monday. Reuters Health Information
2002
The US House of Representatives on Wednesday overwhelmingly approved a bill
to boost funding for bioterrorism preparedness by $4.6 billion and to renew for
5 more years the law under which prescription drugmakers pay 'user fees' to the
Food and Drug Administration to speed the drug review process. Reuters Health
Information 2002
US SENATE APPROVES PDUFA RENEWAL BILL, SENDS TO PRESIDENT
The US Senate on Thursday unanimously approved a bill designed to expand the
nation's bioterrorism preparedness that also includes an unrelated measure
renewing the Prescription Drug User Fee Act (PDUFA) for five years. Reuters
Health Information 2002
NONPROFIT GROUP PETITIONS FDA FOR NEW NEEDLESTICK SAFETY ADVISORY The
National Alliance for the Primary Prevention of Sharps Injuries, a non-profit
group founded by catheter safety devices maker Venetec International, said on
Wednesday that it has petitioned the US FDA to issue a new clinician advisory on
needlestick injury prevention. Reuters Health Information 2002
CHRONIC HCV INFECTION DOES NOT AFFECT SURVIVAL AFTER KIDNEY TRANSPLANTATION
Patients infected with hepatitis C virus prior to kidney transplantation are not
at risk for increased mortality following the procedure, according to a report
in the April issue of Clinical Transplantation. Reuters Health Information 2002
HCV-3 IDENTIFIED AS RISK FACTOR FOR LIVER ENZYME ELEVATION AFTER HAART In
patients coinfected with HIV and hepatitis C virus, HCV genotype 3 is an
independent risk factor for highly elevated transaminase following highly active
antiretroviral therapy, according to a recent report. Reuters Health Information
2002
CIPROFLOXACIN RESISTANCE SHOWS 'ALARMING' CLIMB IN CALIFORNIA Resistance to
the antibiotic ciprofloxacin has shown an 'alarming' increase among patients at
one of the western US's largest rehabilitation facilities, a study released here
on Monday shows. Reuters Health Information 2002
Britain's Public Health Laboratory Service on Friday reported the first case
in England involving a new strain of methicillin-resistant Staphylococcus aureus.
Reuters Health Information 2002
SUSCEPTIBILITY TO NORWALK VIRUS ASSOCIATED WITH ABO BLOOD GROUP A person's
blood type significantly influences his or her risk of infection with Norwalk
virus, according to findings reported in the May 1st issue of the Journal of
Infectious Disease.
The number of British children who received the controversial measles, mumps,
and rubella vaccine dropped over the winter, but rates are picking up again,
public health officials said on Thursday. Reuters Health Information 2002
NIAID AWARDS GRANT FOR HIV VACCINE CANDIDATE TO WYETH
Wyeth Vaccines, a division of Wyeth, has been awarded a grant by the National
Institutes of Health to research a vaccine already shown to prevent an AIDS-like
disease in monkeys and may prove to be a useful HIV vaccine, the US research
institute said on Friday. Reuters Health Information 2002
MILD TO MODERATE PID RESPONDS TO OUTPATIENT ANTIBIOTICS Fertility and other
outcomes are comparable to those for hospitalized patients. MedscapeWire 2002
CRACK COCAINE USE LINKED TO HIV AND STD EPIDEMICS IN THE BAHAMAS Increased
crack cocaine use is associated with heterosexual HIV infection, genital
ulcer-inguinal adenopathy disease, and lymphogranuloma venereum, according to
two studies conducted in the Bahamas. Reuters Health Information 2002
POSSIBLE LINK BETWEEN CJD AND HUMAN GROWTH HORMONE
Dutch researchers report the case of a man who developed Creutzfeldt-Jakob
disease 38 years after receiving a low-dose of human derived growth hormone
during a diagnostic procedure. Reuters Health Information 2002
New research from an animal model provides clues to why necrotizing fasciitis
infections tend to occur in the winter months. Reuters Health Information 2002
MOSQUITOES CAN BE GENETICALLY MODIFIED TO RESIST PLASMODIUM Investigators
have successfully generated populations of transgenic Anopheles stephensi
mosquitoes that have a greatly diminished potential for carrying and
transmitting the malaria parasite. Reuters Health Information 2002
BRAZIL'S HIV/AIDS PREVENTION EFFORTS APPEAR TO BE WORKING
Up to 25% fewer Brazilians contracted HIV last year than in 2000, a sign that
a controversial program involving condom and needle distribution is working, the
government said on Monday. Reuters Health Information 2002
S. AFRICAN PATIENTS WITH OCULAR SURFACE SQUAMOUS NEOPLASIA OFTEN HIV POSITIVE
Results from a recent study suggest that South Africans who develop ocular
surface squamous neoplasia are often HIV positive. Reuters Health Information
2002
GERMAN DRUG COMPANY GIVES ANTIRETROVIRAL DRUG TO KENYA
German drug maker Boehringer Ingelheim gave the Kenyan government on Thursday
the first batch of a million doses of a drug to fight HIV/AIDS, officials said.
Reuters Health Information 2002
PAYING FOR HIV PREVENTION RATHER THAN HAART IN AFRICA CAN SAVE MORE LIVES
Until funding is adequate to provide both HAART and prevention programs in
sub-Saharan Africa, paying for prevention would save many more lives than would
provision of treatment for those already infected with HIV, according to a
report in The Lancet for May 25.
OREGON FREEZES NEW HIV/AIDS ENROLLMENT IN DRUG AND HEALTH PROGRAM Oregon
public health officials have temporarily halted new enrollment in CareAssist, a
state medical care and prescription drug assistance program for people with HIV
and AIDS. Reuters Health Information 2002
HIV-1 PHENOTYPE LINKED TO MOTHER-TO-CHILD HIV-1 TRANSMISSION The presence of
the nonsyncytium-inducing (NSI) HIV-1 phenotype and a high viral load
significantly increase the risk of mother-to-child transmission of HIV-1,
according to the results of a case-control study. Reuters Health Information
2002
CD8+ T CELLS FROM HIV-EXPOSED BUT UNINFECTED SUBJECTS INHIBIT HIV GROWTH
Unstimulated CD8+ T cells from individuals who have been repeatedly exposed
to HIV-1 but remain uninfected can inhibit HIV-1 infection in vitro, according
to a report in the May 3rd issue of AIDS. Reuters Health Information 2002
EBV LEVELS IN HIV-POSITIVE PATIENTS ARE NOT REDUCED BY HAART THERAPY The
proportion of HIV-infected patients with high levels of Epstein-Barr virus is
not affected by HAART, Dutch investigators report. Reuters Health Information
2002
INTERMITTENT USE OF ANTIRETROVIRAL THERAPY LINKED TO INCREASED MORTALITY
HIV-positive individuals who skip triple-drug antiretroviral therapy or lower
their doses intermittently have significantly increased mortality compared with
those who follow their treatment regimen, according to the results of a
population-based study. Reuters Health Information 2002
PHENOTYPE TESTING URGED WHEN SWITCHING HIV-1 POSITIVE PATIENTS FROM
AMPRENAVIR Researchers have found that amprenavir-resistant HIV-1 can be
cross-resistant to lopinavir, which suggests that phenotypic resistance testing
should be done in patients being switched from a failing amprenavir-containing
regimen. Reuters Health Information 2002
The longer and more complex the prenatal antiretroviral therapy, the more
likely it is to prevent mother-to-child HIV-1 transmission, researchers report.
Reuters Health Information 2002
SEVERE DEMYELINATING LEUKOENCEPHALOPATHY MAY DEVELOP AFTER HAART FAILURE
Clinicians are beginning to see cases of severe leukoencephalopathy among AIDS
patients who are being treated with HAART. Reuters Health Information 2002
REDUCED CONDOM USE SEEN AMONG GAY MEN ON HAART WITH A PI HIV-infected men who
have sex with men and who are receiving HAART that includes a protease inhibitor
appear to be more likely to use condoms inconsistently or not at all, compared
with other HIV-infected individuals, researchers report. Reuters Health
Information 2002
Another 22 British servicemen in Afghanistan have reported ill with an
unidentified disease that struck a field hospital this week, a British military
official said on Friday. Reuters Health Information 2002
ANTIMICROBIAL PEPTIDE ACTIVE AGAINST PSEUDOMONAS-INFECTED BURN WOUNDS The
synthetic antimicrobial peptide D2A21 decreases the growth of Pseudomonas
aeruginosa in rats with infected burn wounds, leading to dramatically increased
survival. Reuters Health Information 2002
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LEGAL ADVICE. THE DECISION WHETHER OR NOT TO VACCINATE IS AN IMPORTANT AND
COMPLEX ISSUE AND SHOULD BE MADE BY YOU, AND YOU ALONE, IN CONSULTATION WITH
YOUR HEALTH CARE PROVIDER.
"A foolish faith in authority is the worst enemy of truth."
-- Albert Einstein, letter to a friend, 1901
"I know of no safe depository of the ultimate powers of the society but the people themselves, and if we think them not enlightened enough to exercise control with a wholesome discretion, the remedy is not to take it from them, but to inform their discretion by education."
-- Thomas Jefferson, letter to William C. Jarvis, September 28, 1820
"What's the point of vaccination if it doesn't protect you from the unvaccinated?"
-- Sandy Gottstein
"Who gets to decide what the greater good is and how many will be sacrificed to it?"