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| Magnetic Field Rotating — Rotating magnetic field (RMF) is a dynamic magnetic-field modality in which the magnetic-field vector rotates spatially with time, generated either by mechanically rotating permanent magnets or by phase-shifted orthogonal electromagnetic coils. Related implementations include spinning oscillating magnetic fields (sOMF/OMF), gradient rotating magnetic fields, rotating static magnetic fields, and nanoparticle-coupled magnetomechanical RMF. The Oncomagnetic platform is an important cancer-specific implementation in which rapidly rotating permanent magnets generate patterned sOMF without requiring magnetic nanoparticles. RMF should be distinguished from generic static magnetic fields, conventional alternating magnetic fields, pulsed electromagnetic fields, and transcranial magnetic stimulation because field geometry, rotation, frequency, amplitude, temporal pattern, and mechanical coupling substantially affect biological responses. Primary mechanisms (ranked):
Bioavailability / PK relevance: Not concentration-driven. RMF is a physical-field modality and therefore has no conventional absorption, plasma concentration, metabolism, or elimination. Therapeutic exposure instead depends on field strength, rotation frequency, spatial gradient, vector geometry, temporal pattern, tissue penetration, distance from the field source, and treatment duration. Nanoparticle-assisted RMF additionally depends on particle biodistribution, tumor uptake, intracellular localization, retention, clearance, and magnetic susceptibility. In-vitro vs systemic exposure relevance: Conventional concentration comparisons are not applicable. Translation depends on reproducing the relevant magnetic-field waveform and geometry within tissue. Oncomagnetic sOMF is specifically designed for non-contact field exposure without injected magnetic material, whereas many magnetomechanical RMF studies require nanoparticles and therefore should not be extrapolated to particle-free RMF. Field parameters from one RMF platform should not automatically be generalized to another. Clinical evidence status: Preclinical evidence is substantial but heterogeneous, including cultured cancer cells, glioma and breast-cancer animal models, and nanoparticle-assisted magnetomechanical systems. Human evidence remains limited. Historical small clinical studies have evaluated rotating magnetic-field approaches in advanced cancers, and published Oncomagnetic compassionate-use case reports describe prolonged treatment of individual malignant glioma patients. A prospective multicenter Oncomagnetic study in newly diagnosed glioblastoma is currently recruiting, making the modality investigational rather than an established cancer treatment. The strongest contemporary mechanistic evidence is for glioma Oncomagnetic sOMF and for metastasis-modulating RMF in breast-cancer models. Rotary Magnetic field can be generated by a spinning magnet or magnets. Or it can be implemented with 2 or more coils, power with a phase shift between them (90 deg for 2 coil implementation) (60deg for 3 coil implementation)Targets affected are mostly the same as for Magnet fields Main differences - may enhance the EPR effect allowing targeting of drugs to cancer cells - acts as wireless stirrer, especially on magnetic particles(inducing eddy currents in water media) - research for use in nano surgery, and mechanical destruction of cancer cells - continue to highlight ability to raise ROS in cancer cell and lower ROS in normal cells - RMF may be responsible for Ca2+ distribution to pass across the plasma membrane(differental affected for cancer and normal cells) Pathways: - induce ROS production in cancer cells, while decreasing ROS in normal cells. Ca2+ is critical and the Ca2+ balance is increased in cancer cells while decreased in normal cells (example for wound healing) - ROS↑ related: MMP↓(ΔΨm), Ca+2↑, Cyt‑c↑, Caspases↑, DNA damage↑, cl-PARP↑, HSP↓, Prx, - Raises AntiOxidant defense in Normal Cells: ROS↓, NRF2↑, SOD↑, GSH↑, Catalase↑, - lowers Inflammation : NF-kB↓, COX2↓, p38↓, Pro-Inflammatory Cytokines : TNF-α↓, IL-6↓, - inhibit Growth/Metastases : TumMeta↓, TumCG↓, MMPs↓, MMP2↓, MMP9↓, IGF-1↓, RhoA↓, NF-κB↓, TGF-β↓, ERK↓ - cause Cell cycle arrest : TumCCA↑, - inhibits Migration/Invasion : TumCMig↓, TumCI↓, TNF-α↓, ERK↓, - Others: PI3K↓, AKT↓, Wnt↓, AMPK, ERK↓, JNK, - Synergies: < Others(review target notes), Neuroprotective, Cognitive, - Selectivity: Cancer Cells vs Normal Cells Rotating Magnetic Field Cancer Mechanisms
P: 0–30 min R: 30 min–3 hr G: >3 hr MPTP: opening represents a mitochondrial commitment event integrating ROS and Ca²⁺ stress; sustained opening indicates irreversible bioenergetic failure.Alzheimer’s disease relevance: Moderate-intensity rotating magnetic fields have shown disease-modifying effects in mouse models of Alzheimer’s disease. Reported effects include direct inhibition of Aβ fibril formation, reduced cerebral amyloid deposition, reduced microglial activation and oxidative stress, improved cognition and memory, and increased autophagic signaling with suppression of the PI3K/AKT/mTOR pathway. These findings are preclinical; they do not establish clinical efficacy in human Alzheimer’s disease. Clinical status: Preclinical animal evidence only for the specifically rotating-field studies. Generic rTMS, PEMF, static-field, and other non-rotating magnetic-field studies should remain under the separate Magnetic Fields category rather than being used to establish RMF clinical efficacy. Rotating Magnetic Field Alzheimer’s Mechanisms
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| Tumor cell invasion is a critical process in cancer progression and metastasis, where cancer cells spread from the primary tumor to surrounding tissues and distant organs. This process involves several key steps and mechanisms: 1.Epithelial-Mesenchymal Transition (EMT): Many tumors originate from epithelial cells, which are typically organized in layers. During EMT, these cells lose their epithelial characteristics (such as cell-cell adhesion) and gain mesenchymal traits (such as increased motility). This transition is crucial for invasion. 2.Degradation of Extracellular Matrix (ECM): Tumor cells secrete enzymes, such as matrix metalloproteinases (MMPs), that degrade the ECM, allowing cancer cells to invade surrounding tissues. This degradation facilitates the movement of cancer cells through the tissue. 3.Cell Migration: Once the ECM is degraded, cancer cells can migrate. They often use various mechanisms, including amoeboid movement and mesenchymal migration, to move through the tissue. This migration is influenced by various signaling pathways and the tumor microenvironment. 4.Angiogenesis: As tumors grow, they require a blood supply to provide nutrients and oxygen. Tumor cells can stimulate the formation of new blood vessels (angiogenesis) through the release of growth factors like vascular endothelial growth factor (VEGF). This not only supports tumor growth but also provides a route for cancer cells to enter the bloodstream. 5.Invasion into Blood Vessels (Intravasation): Cancer cells can invade nearby blood vessels, allowing them to enter the circulatory system. This step is crucial for metastasis, as it enables cancer cells to travel to distant sites in the body. 6.Survival in Circulation: Once in the bloodstream, cancer cells must survive the immune response and the shear stress of blood flow. They can form clusters with platelets or other cells to evade detection. 7.Extravasation and Colonization: After traveling through the bloodstream, cancer cells can exit the circulation (extravasation) and invade new tissues. They may then establish secondary tumors (metastases) in distant organs. 8.Tumor Microenvironment: The surrounding microenvironment plays a significant role in tumor invasion. Factors such as immune cells, fibroblasts, and signaling molecules can either promote or inhibit invasion and metastasis. |
| 516- | MFrot, | immuno, | MF, | Anti-tumor effect of innovative tumor treatment device OM-100 through enhancing anti-PD-1 immunotherapy in glioblastoma growth |
| - | vitro+vivo, | GBM, | U87MG |
| 5242- | MFrot, | Rotating magnetic field downregulating type XI collagen to suppress triple-negative breast cancer metastasis by inactivating the ITGB1/FAK/YAP signaling pathway |
| - | in-vitro, | BC, | NA |
| 205- | MFrot, | MF, | Intermittent F-actin Perturbations by Magnetic Fields Inhibit Breast Cancer Metastasis |
| - | vitro+vivo, | BC, | MDA-MB-231 |
Query results interpretion may depend on "conditions" listed in the research papers. Such Conditions may include : -low or high Dose -format for product, such as nano of lipid formations -different cell line effects -synergies with other products -if effect was for normal or cancerous cells
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