# Harvey J. Alter

> American medical researcher

**Wikidata**: [Q5677307](https://www.wikidata.org/wiki/Q5677307)  
**Wikipedia**: [English](https://en.wikipedia.org/wiki/Harvey_J._Alter)  
**Source**: https://4ort.xyz/entity/harvey-j-alter

## Summary

Harvey J. Alter, born September 12, 1935, in New York City, is a United States citizen. He is a virologist, university teacher, physician, internist, hematologist, and transfusiologist[1]. Alter received his education at the University of Rochester[2] and has worked at Georgetown University and the United States National Institutes of Health.His work spans virology, medicine, internal medicine, and hematology[1]. Alter has been recognized with numerous awards, including the Canada Gairdner International Award, Lasker-DeBakey Clinical Medical Research Award, Prix International de l’INSERM, Nobel Prize in Physiology or Medicine, Karl Landsteiner Memorial Award, Public Health Service Distinguished Service Medal, and one additional honor[3][4][5][6][7][8][9][10][11]. He is a member of both the National Academy of Sciences and the National Academy of Medicine[12].

## Summary
Harvey J. Alter is an American medical researcher renowned for his contributions to the discovery of the hepatitis C virus. His work has significantly advanced the understanding and treatment of viral hepatitis, particularly in improving blood transfusion safety.

## Biography
- Born: September 12, 1935, in New York City, United States
- Nationality: American
- Education: Medical degree from the University of Rochester School of Medicine and Dentistry
- Known for: Discovery of the hepatitis C virus and contributions to transfusion medicine
- Employer(s): National Institutes of Health (NIH), Georgetown University
- Field(s): Medicine, Virology, Infectious Diseases, Internal Medicine, Hematology

## Contributions
Harvey J. Alter conducted pivotal research leading to the identification of the hepatitis C virus, which was previously known as non-A, non-B hepatitis. His work at the National Institutes of Health (NIH) involved developing sensitive diagnostic assays that helped uncover the infectious agent. This breakthrough enabled the development of screening methods for blood transfusions, dramatically reducing post-transfusion hepatitis cases. He also contributed to studies on interferon therapy and the molecular mechanisms of hepatitis viruses. His research laid the groundwork for the eventual development of a hepatitis C vaccine and therapeutic interventions. He has published numerous peer-reviewed articles and has been involved in shaping public health policies related to infectious diseases.

## FAQs
**What is Harvey J. Alter's primary contribution to medical science?**  
Harvey J. Alter is primarily known for his role in the discovery of the hepatitis C virus, a breakthrough that significantly reduced the risk of post-transfusion hepatitis and improved global blood transfusion safety.

**Where has Harvey J. Alter worked during his career?**  
Harvey J. Alter has worked extensively with the United States National Institutes of Health (NIH), where he conducted much of his groundbreaking research. He has also been affiliated with Georgetown University, contributing to academic and clinical advancements in medicine.

**What fields has Harvey J. Alter influenced?**  
Harvey J. Alter has made significant contributions to the fields of medicine, virology, infectious diseases, internal medicine, and hematology, particularly in the area of blood-borne infectious diseases.

## Why They Matter
Harvey J. Alter's discovery of the hepatitis C virus transformed the landscape of transfusion medicine and public health. By identifying the previously unknown pathogen, he enabled the development of diagnostic tools that prevented countless infections and saved lives. His work laid the foundation for targeted antiviral therapies and informed global strategies to combat viral hepatitis. The impact of his research extends beyond the laboratory into clinical care, influencing treatment protocols and reducing the burden of chronic liver disease. His contributions have also shaped international health policies, ensuring safer medical practices and improved patient outcomes.

## Notable For
- Discovery of the hepatitis C virus, leading to improved blood transfusion safety
- Pioneering work in developing diagnostic assays for viral hepatitis
- Extensive research contributions to the fields of virology and infectious diseases
- Affiliation with the National Institutes of Health and Georgetown University
- Recipient of the Nobel Prize in Physiology or Medicine in 2020 for hepatitis C virus discovery
- Membership in the National Academy of Sciences and National Academy of Medicine
- Leadership in advancing public health policies related to infectious diseases

## Body

### Early Life and Education
Harvey J. Alter was born on September 12, 1935, in New York City, United States. He pursued his medical education at the University of Rochester School of Medicine and Dentistry, where he developed a foundational understanding of medicine and research methodologies. His early exposure to clinical and investigative practices laid the groundwork for his future contributions to medical science.

### Career and Research Focus
Harvey J. Alter's career has been predominantly shaped by his tenure at the National Institutes of Health (NIH), where he focused on infectious diseases, particularly hepatitis. His research trajectory centered on understanding and identifying the causes of blood-borne diseases, leading to his landmark discovery of the hepatitis C virus. His work at the NIH involved extensive laboratory and clinical research, contributing to the development of sensitive diagnostic tools that revolutionized blood transfusion safety.

### Discovery of Hepatitis C Virus
Alter's identification of the hepatitis C virus was a pivotal moment in medical history. Prior to this discovery, many cases of post-transfusion hepatitis were unexplained, categorized as non-A, non-B hepatitis. Through meticulous research and the development of innovative diagnostic techniques, Alter and his colleagues were able to isolate and identify the causative agent. This breakthrough not only led to better diagnostic and treatment options but also significantly reduced the incidence of post-transfusion hepatitis, marking a major public health achievement.

### Affiliations and Collaborations
Throughout his career, Harvey J. Alter has been affiliated with prestigious institutions, including the National Institutes of Health and Georgetown University. These affiliations provided platforms for his research and enabled collaborations with leading experts in virology and infectious diseases. His work has been supported by memberships in esteemed organizations such as the National Academy of Sciences and the National Academy of Medicine, highlighting his influence in shaping medical research and policy.

### Awards and Recognition
Harvey J. Alter's contributions to medical science have been widely recognized. In 2020, he was awarded the Nobel Prize in Physiology or Medicine for his role in discovering the hepatitis C virus, an honor that underscores the global impact of his work. Additionally, he has received numerous accolades, including the Canada Gairdner International Award, the Lasker-DeBakey Clinical Medical Research Award, and the Karl Landsteiner Memorial Award, reflecting his standing in the international medical community.

### Influence on Public Health and Medicine
Harvey J. Alter's work has had a transformative effect on public health, particularly in the field of transfusion medicine. His research contributed to the development of safer blood transfusion protocols, significantly reducing the risk of infectious disease transmission. The identification of the hepatitis C virus also paved the way for the development of antiviral therapies, which have saved millions of lives globally. His influence extends to shaping health policies and clinical practices, ensuring safer medical interventions and improved patient outcomes.

### Legacy and Continuing Impact
Harvey J. Alter's legacy is evident in the continued application of his research in clinical settings and public health strategies. His work has informed the development of vaccines and therapeutic interventions, influencing global efforts to combat viral hepatitis. The long-term impact of his contributions is reflected in the improved safety of blood transfusions and the development of targeted treatments for hepatitis C, which have become benchmarks in modern medical practice. His research continues to inspire new generations of scientists and clinicians, reinforcing the importance of rigorous scientific inquiry in addressing global health challenges.

## References

1. Czech National Authority Database
2. [Source](https://www.inserm.fr/nous-connaitre/prix-inserm/)
3. [Source](https://www.rochester.edu/newscenter/harvey-alters-nobel-prize-honors-a-half-century-quest/)
4. [Harvey J. Alter MD](https://gairdner.org/winners/index-of-winners/?_sfm_winner_year=2012+2014#Harvey_J._Alter)
5. [Hepatitis C virus and its detection in blood for transfusions. Lasker Foundation](http://www.laskerfoundation.org/awards/show/hepatitis-c-virus-and-its-detection-in-blood-for-transfusions/)
6. [Prix de 2000 à 2005 / Histoire de l'Inserm](http://histoire.inserm.fr/de-l-inh-a-l-inserm/les-prix-inserm/prix-de-2000-a-2005)
7. [The Nobel Prize in Physiology or Medicine 2020. nobelprize.org](https://www.nobelprize.org/prizes/medicine/2020/summary/)
8. [諾貝爾醫學獎 發現C肝病毒3科學家同獲. 2020](https://times.hinet.net/topic/23072143)
9. [List of Past AABB Award Recipients](http://www.aabb.org/about/awards/Pages/recipientspast.aspx)
10. [Biography: Dr. Harvey Alter](http://www.ovc.uoguelph.ca/research/en/aboutus/resources/DrAlterBio.pdf)
11. [Past Winners. British Blood Transfusion Society](https://www.bbts.org.uk/whatwedo/awards/pastwinner/)
12. CiNii Research
13. www.nasonline.org
14. Virtual International Authority File
15. Integrated Authority File
16. YouTube