Albert Icksang Ko, MD

Professor of Epidemiology (Microbial Diseases) and of Medicine (Infectious Diseases); Department Chair - Epidemiology of Microbial Diseases

Research Interests

Dengue; Epidemiology; Leptospirosis; Urban Health; Meningitis, Bacterial; Infectious Disease Medicine

Research Organizations

School of Public Health: Epidemiology of Microbial Diseases: Vector-borne | Global Health Concentration

Infectious Diseases

CPIRT - Pulmonary Infection Research and Treatment

Global Health Initiative

Office of Cooperative Research

Research Summary

Albert Ko is a Professor of Epidemiology and Medicine at the Yale University School of Medicine. His research focuses on infectious diseases that have emerged as a consequence of rapid urbanization and urban poverty, and conducts much of his research in Brazil. Dr. Ko is particularly interested in understanding the natural history of leptospirosis, a disease that has become a health problem in urban slum environments. He also conducts research on bacterial meningitis, vaccine-preventable diseases and dengue. Dr. Ko is the head of the division of epidemiology of microbial disease at the department of epidemiology and public health at the School of Medicine.

Dr. Ko received his M.D. from Harvard Medical School. He is the deputy editor of Public Library of Science Neglected Tropical Diseases and is a founding member of the Urban Health Council of the Residents’ Associations of Pau da Lima. Dr. Ko is a fellow of the Infectious Diseases Society of America, a member of the Brazilian Society of Tropical Medicine and an executive board member of the International Leptospirosis Society. He is a member of the leptospirosis burden epidemiology review group at the World Health Organization and received the Clinical Infectious Disease award for outstanding review.

Specialized Terms: Urban slum health, Leptospirosis; Dengue; Bacterial meningitis; Vaccine preventable diseases

Extensive Research Description

  • Disease determinants for urban leptospirosis
  • Rapid serodiagnostic test for leptospirosis
  • Natural history of urban leptospirosis
  • Transmission of drug-resistant Streptococcus pneumoniae in Brazil
  • Genome-level protein microarray serodiagnostic antigen discovery in leptospirosis
  • Fogarty International Clinical Research Fellows Program: Burden of leptospirosis in slum communities

Selected Publications

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Contact Info

Albert Icksang Ko, MD
Office Location
Laboratory of Epidemiology and Public Health
60 College Street

New Haven, CT 06510
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Mailing Address
P.O. Box 208034
New Haven, CT 06520-8034
Research Image 1

Resident clearing out open sewer.

Research Image 2

Leptospira adhering to mammalian host cells

Research Image 3

Resident showing level of flooding