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Non-toxic concentrations ( 1%) of dimethyl sulfoxide (DMSO) enhance the liposomal delivery of DNA to both MCF-7 and MDA-MB-231 human breast tumor cells. Uptake of SV-40-luciferase was enhanced in MCF-7 cells by 14-fold while uptake of CMV-beta-galactosidase was increased 10-fold. In MDA-MB-231
OBJECTIVE
The universal organic solvent dimethyl sulfoxide (DMSO) can be used as a differentiation inducer of many cancer cells and has been widely used as a solvent in laboratories. However, its effects on breast cancer cells are not well understood. The aim of this study is to investigate the
Cancer stem cells are believed to be the driving force behind tumor progression and development. Despite extensive studies on the effects of cryopreservation on embryonic and hematopoietic stem cells there is only limited data that directly deals with in the cryopreservation of cancer stem cells. In
Hemopoietic growth factors (HGF) and leukapheresed peripheral progenitor cells (PBPC) are increasingly used for supportive care in high-dose chemotherapy (HDC) of solid tumors. Presently, therapeutic protocols with cyclic HDC plus PBPC support are successfuly used in breast cancer patients.
Long-term cryopreservation of the viability and metabolic state of cells in cancer cell/tissue specimens has significant implications for diagnostic verification of disease progression in cancer patients and selection of effective treatment options via development of the patient-derived xenograft
The influence of bisantrene on T-47D human breast tumor cells was assessed by colony-forming assay in soft agar and by light, fluorescence, and electron microscopy. Test solutions of bisantrene solubilized in distilled water or dimethyl sulfoxide were added to cultures at final concentrations
Exposure to crude oil and certain petroleum products can be a serious health hazard. Clarified slurry oil (CSO) is a complex mixture of hydrocarbons derived from the processing of crude oil, and is a known systemic and developmental toxicant, mutagen, and carcinogen. In the present study, CSO and
OBJECTIVE
To determine the interaction between miR-21 and DNA methylation in different breast cancer cells.
METHODS
Fluorescence tagged miR-21 inhibitor and its negative control (NC) were transient transfected into MCF-7 and MDA-MB-231 cell, the transfection efficiency was observed using
The C-terminus region of the 1863 residue early onset of breast cancer gene 1 (BRCA1) nuclear protein contains a tandem globular carboxy terminus domain termed BRCT. The BRCT repeats in BRCA1 are phosphoserine- and/or phosphothreonine-specific binding modules. The interaction of the BRCT(BRCA1)
It was previously reported that 8701-BC breast tumour cells express the gene for parathyroid hormone-related peptide (PTHrP) and PTH/PTHrP receptor (PTHrP-R) and release immunoreactive PTHrP (iPTHrP) into the extracellular medium. Since the regulation of PTHrP and PTHrP-R by breast cancer cells has
All-trans retinoic acid (ATRA) is currently used in clinical trials for breast cancer, in virtue of its ability to inhibit cell growth and to promote cell differentiation. Elucidation of the molecular mechanism(s) underlying the pleiotropic pharmacological activity of ATRA is of fundamental
OBJECTIVE
To evaluate the potential of quantitative assays of vascular characteristics based on dynamic contrast-enhanced magnetic resonance imaging (MRI) using a macromolecular contrast medium (MMCM) to search for and measure effects of dimethyl sulfoxide (DMSO) on cancer vasculature with
High-dose chemotherapy with hematopoietic progenitor cell support is administered increasingly to selected categories of patients with high-risk malignancies. Bone marrow and/or peripheral blood progenitor cells (PBPCs) are commonly cryopreserved with the cryoprotectant dimethyl sulfoxide (DMSO),
BACKGROUND
The majority of high-dose chemotherapy (HDC)-related complications results from bone marrow aplasia, but the graft infusion per se may cause adverse reactions due to the injection of both dimethyl sulfoxide (DMSO) and cell lysis products. We evaluated the feasibility of a two-step