Related Experiment Video

Updated: Jul 14, 2026

Magnetic Resonance-Guided High Intensity Focused Ultrasound Generated Hyperthermia: A Feasible Treatment Method in a Murine Rhabdomyosarcoma Model
13:41

Magnetic Resonance-Guided High Intensity Focused Ultrasound Generated Hyperthermia: A Feasible Treatment Method in a Murine Rhabdomyosarcoma Model

Published on: January 13, 2023

The role of mTOR inhibitors for treatment of sarcomas

Monica M Mita1, Anthony W Tolcher

  • 1Institute for Drug Development, Cancer Therapy and Research Center, San Antonio, TX 78230, USA. mmita@idd.org

Current Oncology Reports
|June 26, 2007
PubMed

Insights

mTOR inhibitors show promise for treating advanced or metastatic sarcoma, demonstrating antitumor activity and good tolerability in patients who have not responded to prior chemotherapy.

Area of Science:

  • Oncology
  • Pharmacology

Background:

  • Bone and soft tissue sarcomas are rare cancers.
  • Early-stage sarcomas are curable with local treatment.
  • Advanced or metastatic sarcomas have limited treatment options and poor cure rates.

Purpose of the Study:

  • To review preliminary clinical trial results of mTOR inhibitors in advanced or metastatic sarcoma.
  • To discuss the potential of mTOR inhibitors for future sarcoma treatment.

Main Methods:

  • Review of early clinical studies involving mTOR inhibitors.
  • Analysis of patient responses, disease stabilization, and drug tolerability.

Main Results:

  • mTOR inhibitors demonstrated antitumor activity in patients with metastatic sarcoma.
  • Positive response rates and durable stable disease were observed.
  • The drugs exhibited a favorable tolerability profile.

Conclusions:

  • mTOR inhibitors are promising candidates for further clinical investigation in advanced or metastatic sarcoma.
  • These agents offer a potential new therapeutic avenue for patients with refractory disease.

More Related Videos

Intratibial Osteosarcoma Cell Injection to Generate Orthotopic Osteosarcoma and Lung Metastasis Mouse Models04:25

Intratibial Osteosarcoma Cell Injection to Generate Orthotopic Osteosarcoma and Lung Metastasis Mouse Models

Published on: October 28, 2021

Related Concept Videos

mTOR Signaling and Cancer Progression03:03

mTOR Signaling and Cancer Progression

The mammalian target of rapamycin or mTOR protein was discovered in 1994 due to its direct interaction with rapamycin. The protein gets its name from a yeast homolog called TOR. The mTOR protein complex in mammalian cells plays a major role in balancing anabolic processes such as the synthesis of proteins, lipids, and nucleotides and catabolic processes, such as autophagy in response to environmental cues, such as availability of nutrients and growth factors.
The mTOR pathway or the...
mTOR Signaling and Cancer Progression03:03

mTOR Signaling and Cancer Progression

The mammalian target of rapamycin or mTOR protein was discovered in 1994 due to its direct interaction with rapamycin. The protein gets its name from a yeast homolog called TOR. The mTOR protein complex in mammalian cells plays a major role in balancing anabolic processes such as the synthesis of proteins, lipids, and nucleotides and catabolic processes, such as autophagy in response to environmental cues, such as availability of nutrients and growth factors.
The mTOR pathway or the...
PI3K/mTOR/AKT Signaling Pathway01:22

PI3K/mTOR/AKT Signaling Pathway

The mammalian target of rapamycin  (mTOR) is a serine/threonine kinase that regulates growth, proliferation, and cell survival in response to hormones, growth factors, or nutrient availability. This kinase exists in two structurally and functionally distinct forms: mTOR complex 1  (mTORC1) and mTOR complex 2  (mTORC2). The first form (mTORC1) is composed of a rapamycin-sensitive Raptor and proline-rich Akt substrate, PRAS40. In contrast,  mTORC2 consists of a rapamycin-insensitive companion...
Targeted Cancer Therapies02:57

Targeted Cancer Therapies

The targeted cancer therapies, also known as “molecular targeted therapies,” take advantage of the molecular and genetic differences between the cancer cells and the normal cells. It needs a thorough understanding of the cancer cells to develop drugs that can target specific molecular aspects that drive the growth, progression, and spread of cancer cells without affecting the growth and survival of other normal cells in the body.
There are several types of targeted therapies against specific...
Mitogens and the Cell Cycle02:38

Mitogens and the Cell Cycle

Mitogens and their receptors play a crucial role in controlling the progression of the cell cycle. However, the loss of mitogenic control over cell division leads to tumor formation. Therefore, mitogens and mitogen receptors play an important role in cancer research. For instance, the epidermal growth factor (EGF) - a type of mitogen and its transmembrane receptor (EGFR), decides the fate of the cell's proliferation. When EGF binds to EGFR, a member of the ErbB family of tyrosine kinase...
Inhibition of Cdk Activity02:34

Inhibition of Cdk Activity

The orderly progression of the cell cycle depends on the activation of Cdk protein by binding to its cyclin partner. However, the cell cycle must be restricted when undergoing abnormal changes. Most cancers correlate to the deregulated cell cycle, and since Cdks are a central component of the cell cycle, Cdk inhibitors are extensively studied to develop anticancer agents. For instance, cyclin D associates with several Cdks, such as Cdk 4/6, to form an active complex. The cyclin D-Cdk4/6 complex...