1What study in 1998 claimed about MMR vaccine?
Linked it to autism development
2How many children were in the 1998 study?
12
3Why was the 1998 MMR study controversial?
Small sample size, biased selection
4What did later studies find about MMR vaccine and autism?
No link found
5What did scientists say about sample size?
Larger sample sizes improve reliability
6What is an example of larger sample size?
Japan study with over 30,000 children
7What were the findings of the Japanese study?
No autism link, even after discontinuation
8How could you describe the bias in the 1998 study?
Biased sample, unreliable conclusions
9What does "ethics in vaccine use" discuss?
Testing on animals or humans
10Why is vaccine animal testing controversial?
Animal rights and informed consent issues
11What human risk is involved in vaccine trials?
HIV or side effects might harm
12What does "monoclonal antibody therapy" involve?
Animal cells used for antibodies
13What ethical concern arises with monoclonal antibodies?
Animal rights vs. medical benefits
14What does Herceptin treat?
HER2-positive breast cancer
15How does Herceptin work?
Blocks HER2 receptor signaling
16What did the 2005 study on Herceptin compare?
Herceptin + chemo vs. chemo alone
17What was the sample size of the 2005 Herceptin study?
3,000 women with HER2 cancer
18What were results of the Herceptin study?
Lower cancer recurrence with Herceptin
19What is an ethical issue with Herceptin?
High cost limits accessibility
20What does the provided graph show?
Hib cases drop after immunization
21When did Hib immunization start in the UK?
1992
22What caused the Hib case reduction post-1992?
Mass vaccination program
23Why did Hib cases increase slightly after 1998?
Reduced vaccination or waning immunity