# SeekIn

Source: https://onco.cc/companies/seekin/  
OnCo record `seekin` (Company). Data CC BY-NC 4.0, attribute "Data from OnCo (onco.cc)"; commercial use needs a licence.

## TL;DR

A company with laboratories in Shenzhen and San Diego that makes low-cost multi-cancer blood tests from protein markers and shallow DNA sequencing.

## Summary

SeekIn, founded in 2017 according to its website, with a San Diego contact address and research affiliations in Shenzhen, makes OncoSeek, an artificial intelligence test on seven protein tumour markers aimed at low- and middle-income countries, and SeekInCare, which adds shallow whole-genome sequencing of cell-free DNA. Its studies are published with Sun Yat-sen Memorial Hospital and Johns Hopkins collaborators.

## Fields

- Kind: Company
- Last checked: 2026-10-29
- HQ: San Diego, CA
- Type: diagnostics
- Website: https://www.seekincancer.com/

## Sources

- Official website: https://www.seekincancer.com/

## Connected records

- fronts: [Diagnostics & Biomarkers](https://onco.cc/fronts/diagnostics/), [Early Detection & Screening](https://onco.cc/fronts/early-detection/)
- technologies: [Liquid biopsy (ctDNA)](https://onco.cc/technologies/liquid-biopsy/), [Multi-cancer early detection (MCED)](https://onco.cc/technologies/mced/), [Proteomics & phosphoproteomics](https://onco.cc/technologies/proteomics/)
- drugs: [OncoSeek](https://onco.cc/drugs/oncoseek/), [SeekInCare](https://onco.cc/drugs/seekincare/)
- key papers: [A large-scale, multi-centre validation study of an AI-empowered blood-based test for multi-cancer early detection](https://onco.cc/key-papers/paper-oncoseek-npj-precis-oncol-2025/), [A panel of seven protein tumour markers for effective and affordable multi-cancer early detection by artificial intelligence: a large-scale and multicentre case-control study](https://onco.cc/key-papers/paper-oncoseek-eclinicalmedicine-2023/), [Clinical Validation of a Noninvasive Multi-Omics Method for Multicancer Early Detection in Retrospective and Prospective Cohorts](https://onco.cc/key-papers/paper-seekincare-j-mol-diagn-2025/)

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