Van Andel Institute scientists and collaborators have developed a brand new technique for figuring out and classifying pancreatic cancer cell subtypes based mostly on sugars discovered on the skin of cancer cells.
These sugars, known as glycans, assist cells acknowledge and talk with one another. They additionally act as a mobile “signature,” with every subtype of pancreatic cancer cell possessing a unique composition of glycans.
The new technique, multiplexed glycan immunofluorescence, combines specialised software program and imaging strategies to pinpoint the precise mixture of pancreatic cancer cells that comprise tumors. In the longer term, this info could support in earlier, extra exact analysis.
The technique was described within the journal Science Advances.
Pancreatic cancer usually doesn’t trigger noticeable signs in its early phases. As a end result, solely 15% of pancreatic cancers are present in time to permit for surgical elimination. To make issues extra sophisticated, pancreatic tumors can embrace many various subtypes of malignant cells, every of which responds otherwise to therapy.
“Our new technique permits us to go one step past cancer analysis by revealing which subtypes of pancreatic cancer cells make up a tumor. The extra we learn about which cells are current, the higher physicians can tailor therapies for every affected person,” mentioned Brian Haab, Ph.D., a VAI professor and corresponding creator of the review.
The glycan signatures have been recognized by analyzing tumor tissue. The analysis staff then refined their strategy to detect glycans secreted into the blood by cancer cells. This is essential, Haab mentioned, as a result of blood checks are simpler on sufferers—they’re far faster, cheaper and fewer invasive than surgical procedure.
The technique is just not but obtainable to be used in medical labs, however Haab is hopeful that within the subsequent few years, it might develop into a regular step in pancreatic cancer analysis. In the meantime, the staff continues to validate their technique and seek for signatures of rarer cell sorts. They’re additionally exploring if it may be used to raised detect and characterize different gastrointestinal cancers.
More info:
Braelyn Binkowski et al, Multiplexed glycan immunofluorescence identification of pancreatic cancer cell subpopulations in each tumor and blood samples, Science Advances (2025). DOI: 10.1126/sciadv.adt0029
Citation:
‘Sugar’ signatures assist determine and classify pancreatic cancer cell subtypes (9)
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