ZEBRAFISH

Personalized cancer treatment using PDX zebrafish model

The world's most powerful high-throughput individualized in vivo proteinuria screening system

in vivo 血漿蛋白蛍光色素ZMB741による蛋白尿定量スクリーニング

DXAIゼブラフィッシュ創薬の新しい展開

AIゼブラフィシュ発生毒性試験がなぜ必要か

蛍光色素ZMB741は、なぜ非観血的投与によりすべての血漿タンパク質をラベルできるのか。

in vivo 血漿蛋白蛍光色素ZMB741によるゼブラフィッシュ創薬スクリーニング

in vivo 血漿蛋白蛍光色素ZMB741によるゼブラフィッシュ創薬スクリーニング

ハイスループット個別化 in vivo 蛋白尿スクリーニングシステム開発

ゼブラフィッシュには、ヒト疾患関連遺伝子の84%存在する。

》Personalized cancer treatment using PDX zebrafish model

                     
2024/07/01

Personalized cancer treatment using patient-derived xenografts in zebrafish is a rapidly developing area of research with the potential to revolutionize cancer care. Here's a breakdown of the process and its key aspects:

The Process:

Tumor Sample Collection: A small sample of a patient's tumor is extracted through a biopsy or surgery.

Zebrafish Embryo Preparation: Zebrafish embryos are bred and raised in controlled laboratory settings.

Tumor Transplantation: Tiny pieces of the patient's tumor are implanted into a specific location within the zebrafish embryo, often the yolk sac.

Drug Testing: Different potential cancer drugs are administered to the zebrafish containing the patient's tumor cells.

Tumor Monitoring: Researchers closely observe the growth and response of the tumors in the zebrafish embryos over time.

Drug Response Evaluation: Based on the tumor growth patterns, scientists can identify the most effective drugs for the patient's specific cancer.

Advantages:

Personalized Medicine: Drugs are selected based on the patient's tumor's unique response, potentially leading to more effective treatment.
Rapid Assessment: Zebrafish embryos develop quickly, allowing for faster evaluation of drug efficacy compared to traditional methods.
Cost-Effectiveness: Using zebrafish embryos is a relatively inexpensive way to test potential drugs.
Ethical Considerations: Zebrafish are invertebrates and likely don't experience pain, addressing ethical concerns present with some animal models.
Limitations:

Species Differences: While zebrafish share genetic similarities with humans, there might be discrepancies in drug metabolism and tumor behavior.
Tumor Complexity: Zebrafish embryos might not fully represent the intricate nature of human tumors, especially advanced or metastatic cancers.
Clinical Translation: Further research is needed to confirm the findings from zebrafish studies and translate them into successful clinical treatment strategies.
Overall, this approach holds promise for:

Developing individualized treatment plans: Tailoring treatment based on a patient's specific cancer can potentially improve outcomes.
Identifying new and more effective cancer drugs: Faster drug testing allows for quicker development of new treatment options.

関連リンク

三重大学大学院医学系研究科システムズ薬理学

三重大学メディカルゼブラフィッシュ研究センター

関連ファイル

Personalized cancer treatment using PDX zebrafish model

Personalized cancer treatment using PDX zebrafish model

関連画像

In Vivo
ハイスループット
スクリーニング

糖尿病治療薬

摂食抑制薬

血管新生阻害薬

薬物誘発性QT延長症候群

抗肥満薬

難聴治療薬

聴覚神経細胞障害