A research team from Texas A&M University has analyzed biological processes involved in an aggressive form of breast cancer.
The study focused on triple-negative breast cancer, which is often more difficult to treat than other types because the disease lacks several of the receptors that many treatments normally target.
This type of cancer is known to spread relatively quickly to other organs, including the lungs and brain.
For this reason, metastasis is a central focus in modern cancer research, as it is often a decisive factor in the disease’s mortality.
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Among other things, the researchers analyzed activity in genes associated with cancer cells’ ability to spread and resist treatment.
They also examined the body’s immune response, including T lymphocytes, which play a role in combating abnormal cells, according to information from Texas A&M AgriLife.
Experiments with several treatments
In the new research published in the International Journal of Molecular Sciences, mice were divided into four groups.
One group received a specific plant-based compound before tumor cells were introduced.
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Another group received the chemotherapy drug doxorubicin after tumors had developed.
A third group received a combination of both treatments, while a control group received neither.
According to the results, analyses of tumor tissue showed differences in both tumor growth and cellular activity between the groups.
The researchers also assessed the spread to other organs such as the liver, heart, kidneys, and spleen.
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At the same time, differences were observed in the animals’ weight development during the treatment courses, which was used as an indicator of possible side effects.
Possible significance of plant compounds
The study is part of a broader research field in which scientists examine how natural compounds from foods may influence biological mechanisms in cancer diseases.
In this case, the researchers analyzed anthocyanins, plant compounds that give dark cherries their red color.
The experiment showed that these compounds in mice could be associated with slower tumor growth and reduced spread of triple-negative breast cancer.
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However, the researchers emphasize that results from animal experiments cannot be transferred directly to humans.
Before such compounds can potentially become relevant for treatment, their absorption in the body and interaction with existing therapies must be investigated in studies involving humans.
Sources: HealthDay, and International Journal of Molecular Science.
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