University of California San Francisco

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Amrita Basu, PhD

Associate Professor of Surgery
Division of Surgical Oncology

Focusing on identifying early symptoms and genetic predictors of drug toxicities and quality of life outcomes in early-stage breast cancer patients

Leveraging Artificial Intelligence and Machine learning Methodology to advance cancer research.

  1. Genetic Determinants of Toxicity
  2. Symptom Landscape and Quality of Life in Cancer
  3. Biomarkers of Toxicity and Resistance
  4. Artificial Intelligence and Machine Learning


Mission

Our research goals are focused on identifying early symptoms and genetic predictors of drug toxicities and quality of life outcomes in early-stage breast cancer patients. Patients with early-stage breast cancer are increasingly being treated with newer agents such as immune checkpoint inhibitors (ICIs). Most side effects of ICIs are short-lived and treatable with steroids. Until very recently, much less was known about the frequency, timing, and spectrum of long-term side effects of ICIs. A 2021 study of real-world data on melanoma patients treated with an ICI determined that >40% of patients developed a long-term immune-related adverse effect (irAE) [1], most of which did not resolve during the nearly 1.5 years that patients were monitored. Accordingly, a better understanding of the long-term effects of these therapies is necessary as they are being used to treat more kinds of cancer and in more treatment combinations.

The computational models we are developing to quantify the clinical patient-reported outcomes (PROs) and genetic factors underlying chronic disease will enable prediction of breast cancer patients at risk early in treatment or even before a new therapy begins. Subsequent testing and dissemination of our decision-support models would have a significant impact on breast care and other cancers by enabling treatment to be optimized and personalized to improve outcomes, minimize toxicity, and reduce the risk of development of chronic conditions.

Research Overview
Basu Lab Research homepage image

Our laboratory pioneered novel approaches to isolate Exosomes from conditioned cell culture media and biofluids for their subsequent study as biomarkers and contributors to cardiovascular inflammation and atherosclerosis.

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Recent Publications

  1. Extracellular Vesicles at the Helm: Steering the Pathogenesis and Treatment of Atherosclerosis.
    2025 | PubMed
  2. nSMase2-mediated exosome secretion shapes the tumor microenvironment to immunologically support pancreatic cancer.
    2024 | PubMed
  3. M2 Macrophage Exosomes Reverse Cardiac Functional Decline in Mice with Diet-Induced Myocardial Infarction by Suppressing Type 1 Interferon Signaling in Myeloid Cells.
    2024 | PubMed
  4. Abstract A066: nSMase2-mediated exosome secretion shapes the tumor microenvironment to immunologically support pancreatic cancer.
    2024 | UCSF Research Profile
  5. Comparison of EV characterization by commercial high-sensitivity flow cytometers and a custom single-molecule flow cytometer.
    2024 | PubMed

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