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Ovarian cancer cells cooperate to metastasize

A study by Harvard Medical School scientists reveals a transient, cooperative interaction between ovarian cancer cells that allows nonmetastatic tumor cells to invade distant sites. The team identified amplified ERBB2 levels in a specific cell population, which was activated by amphiregulin, a signaling protein found in advanced ovaria...

SourceHarvard Medical School·JournalNature Communications·DateNov 18, 2020

Randomized trial of laparoscopic, open liver surgery found no difference in long-term survival ou

A randomized controlled trial comparing laparoscopic and open liver surgery for patients with resectable colorectal liver metastases found no significant difference in 5-year survival outcomes. The study suggests that the laparoscopic approach may provide better short-term outcomes but does not jeopardize oncologic outcomes.

SourceAmerican College of Physicians·JournalAnnals of Internal Medicine·DateNov 16, 2020

Cutting cancer off at the head

Researchers have developed a new diagnostic tool that can detect cancer cells in small blood samples and connect them to their original tumor. This method has shown significant correlations between circulating tumor cells and tumor expression levels, allowing for targeted therapeutic agents to be used more accurately.

SourceOsaka City University·JournalCancer Science·DateOct 21, 2020

Novel mechanical mechanism of metastatic cancer cells in substrates of different stiffness revealed

Researchers discovered a novel mechanical mechanism of metastatic cancer cells responding to varying substrate stiffness. Metastatic breast cancer cells adapt their tension and viscoelasticity to survive in new environments, enabling the development of diagnostic kits and drug-screening tests.

SourceHong Kong University of Science and Technology·JournalThe Journal of Physical Chemistry Letters·DateOct 16, 2020

Novel testing platform designed for breast cancer cells

A Purdue University team has developed a magnetically moving cell culturing system to evaluate the impact of mechanical forces on breast cancer cells. The technology allows for the growth of 3D cancer cells in a new tissue environment, mimicking the physiological conditions found in the lungs during breathing.

SourcePurdue University·JournalAdvanced Functional Materials·DateOct 6, 2020