MSN home
Mail
My MSN
Sign in
encarta
greeting cards
more
Hotmail
Messenger
My MSN
MSN Directory
Air Tickets/Travel
Autos
Careers & Jobs
City Guides
Dating & Personals
Election 2008
Games
Green Living
Health & Fitness
Horoscopes
Lifestyle
Maps & Directions
Money
Movies
Music
News
Real Estate/Rentals
Shopping
Spaces
Sports
Tech & Gadgets
TV
Weather
White Pages
Yellow Pages
encarta
®
Home
Encyclopedia
Dictionary
Atlas
K-12 Success
College & Grad School
Adult Learning
Quizzes
More
Additional Reference Materials
Thesaurus
Translations
Multimedia
Other Resources
Education Resources
Math Help
Foreign Language Help
Project Planner
Scholarships & Financial Aid
Jobs & Internships
Online Degrees
Coffee Break
Ask Bill Nye the Science Guy
Top 10 Lists
Columns
On This Day
Encarta Products
Help
Related Items
from
Encarta
Immunization
Immunization
Immune System
animal diseases
autism cause controversy
development of vaccines
effects on immune system
establishment of science of immunization
how immunizations work
impact in fight against disease
medical specialties
passive vs. active immunization
pictures, diagrams, and illustrations
Cholera Bacterium
Jonas Edward Salk
Louis Pasteur
Max Theiler
Sandinista Health Clinics
Smallpox Vaccination
Smallpox Virus
Vaccination with Cowpox
public health programs
quotations
side effects of vaccinations
specific diseases
types of vaccines
vaccinations prior to travel abroad
Cholera Bacterium
An electron micrograph shows the bacterium
Vibrio cholerae,
which can cause cholera, a serious infectious disease in humans. The bacterium produces a...
View media item
MSN Privacy
Legal
Advertise
Newsletter
Worldwide
Feedback
Help
© 2008 Microsoft
Hotmail
Messenger
My MSN
MSN Directory
View media item
