Pembrolizumab is a highly selective IgG4-kappa humanized monoclonal antibody against PD-1 receptors. It was generated by grafting the variable sequences of a very high-affinity mouse antihuman PD-1 antibody onto a human IgG4-kappa isotype containing a stabilizing S228P Fc mutation. It contains 32 cysteine residues and the complete folded molecule includes 4 disulfide linkages as interchain bonds and 23 interchain bonds. It was developed by Merck & Co and first approved for the treatment of metastatic malignant melanoma by the FDA on September 4, 2014, becoming the first approved therapy against PD-1. In the time since its initial approval, pembrolizumab has been granted approval in the treatment of a wide variety of cancers.
Pembrolizumab is indicated for the following conditions:
For all approved adult indications, pembrolizumab may be used for an additional 6 weeks at 400mg weekly.
Fred Hutch/University of Washington Cancer Consortium, Seattle, Washington, United States
Fox Chase Cancer Center, Philadelphia, Pennsylvania, United States
GSK Investigational Site, Amsterdam, Netherlands
University of Arizona Cancer Center, 3838 N. Campbell Avenue, RM 2111, Site 203, Tucson, Arizona, United States
National University Hospital, 1E Kent Ridge Road, NUHS Tower Block, Level 7, Site 101, Singapore, Singapore
National Cancer Centre Singapore, 11 Hospital Drive, Site 102, Singapore, Singapore
M D Anderson Cancer Center, Houston, Texas, United States
MD Anderson in The Woodlands, The Woodlands, Texas, United States
MD Anderson in Sugar Land, Sugar Land, Texas, United States
University of Virginia Cancer Center, Charlottesville, Virginia, United States
Facility #2, San Antonio, Texas, United States
Facility #1, Madison, Wisconsin, United States
Johns Hopkins Sidney Kimmel Comprehensive Cancer Center, Baltimore, Maryland, United States
City of Hope National Medical Center, Duarte, California, United States
Emory University Hospital, Atlanta, Georgia, United States
University of Alabama at Birmingham, Birmingham, Alabama, United States
HonorHealth Research Institute, Scottsdale, Arizona, United States
University of California Los Angeles, Santa Monica, California, United States
Rutgers Cancer Institute of New Jersey, New Brunswick, New Jersey, United States
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