Contents
摘要
Abstract
Chapter One Introduction
1.1 Research Background
1.2 Research Objectives
Chapter Two Literature Review
2.1 News Discourse and Ideology
2.2 News Framing
2.3 Aizheimer’s Disease and Related Studies
Chapter Three Theoretical Framework and Methodology
3.1 Theoretical Framework
3.2 Methodology
Chapter Four Results
4.1 News Headlines
4.1.1 Drug trial and treatment frame foregrounding confrontation in The New York Times
4.1.2 Risk avoiding frame foregrounding personal prevention in Wenhui Bao
4.2 Topic Categories Covered in AD News Reports
4.2.1 Episodic/thematic frames in the news
4.2.2 Dominance of biomedical topics with varying levels of technicafity
4.2.3 Prevalence of personal prevention topic in Wenhui Bao
4.2.4 Policy topic in The New York Times
4.2.5 Personal story—the tale of two caregivers
4.3 News Sources Covered in AD News Reports
4.3.1 Dominance of professional sources:doctors,researchers and supporters
4.3.2 Marginalized voice of AD patients
4.3.3 Politicians as news sources in The New York Times and Wenhui Bao
Chapter Five Findings and Discussion
5.1 Findings
5.1.1 Different topicafization of news headlines
5.1.2 Dominance of biomedical discourse
5.1.3 Differences concerning episodic and thematic frames
5.1.4 Marginalized voice of AD patients
5.2 Discussion
Chapter Six Conclusion
References
Acknowledgements
声明