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eir hair inductivity. Thus, ASCs-Exo possibly provide a new effective procedure for treatment of hair loss.
Acute kidney injury (AKI) is referred to as sudden decline in the function of kidney. Human endometrial stromal/stem cells (hEnSCs) are mesenchymal stem cell (MSC)-like cells, which are suitable candidates for regenerative medicine purposes, yet the effect of hEnSCs on cisplatin-induced AKI has not been studied; therefore, the present study was conducted to investigate this gap in the literature.
In this experimental study, hEnSCs were obtained from endometrial biopsy using collagenase I and were then cultured in DMEM/F12 medium. A total of 48 male Wistar rats (150-200 g) were classified into four groups intact -receiving no treatment, model -receiving 5 mg/kg of body weight cisplatin, as well as phosphate-buffered saline (PBS) and cell -receiving either PBS or hEnSCs for three hours after cisplatin injection, respectively. Biochemical parameters, pathologic scores, apoptosis assay,
and
expression were evaluated on day 5.
On day 5 post-transplantation we observed that HEnSCs injection has led to a decrease in both blood urea nitrogen (BUN) and serum creatinine (SCr), compared to the model and PBS groups (0.82 ± 0.03 vs. 1.42 ± 0.06, 1.09 ± 0.05 mg/dl and 61.53 ± 3.07 vs. 116.60 ± 2.12, 112.00 ± 1.35 mg/dl, respectively). The highest levels of pathologic scores were observed in model and PBS groups, while hEnSCs transplantation resulted in a decrease in pathologic scores (149.10 ± 7.03, 141.50 ± 4.68 vs. 118 ± 2.16). HEnSCs significantly decreased the percentage of TUNELpositive cells in the cell group compared with model and PBS groups (20.37 ±. 3.37 vs. 33.67 ± 1.79, 31.53 ± 1.05 in glomeruli and 15.10 ± 1.47 vs. 42.33 ± 1.72, 39.23 ± 1.61 in tubules). In addition, HEnSCs resulted in upregulation of
and downregulation of
in the cisplatin-induced AKI.
Our results showed that injection of hEnSCs may improve AKI through lowering the amount of apoptosis in renal cells.
Our results showed that injection of hEnSCs may improve AKI through lowering the amount of apoptosis in renal cells.
The aim of this study was to evaluate the effects of individual or combined use of two antioxidants, melatonin and famotidine on radiation induced apoptosis in leukocytes from breast cancer (BC) patients.
In this experimental study, the DPPH assay was used to determine the appropriate doses of melatonin and famotidine for treatment of BC and control leukocytes. The leukocytes were cultured in complete RPMI1640 medium and treated with either agent for two hours. Cells were exposed to 4 Gy gamma rays generated from a Co-60 source at a dose rate of 0.85 Gy for 48 hours before harvesting. The cells were placed on slides and the neutral comet assay was performed. A total of 500 cells were stained with ethidium bromide and assessed for the amount of apoptosis under a fluorescent microscope x400 magnification.
We observed significantly more apoptosis following radiation alone in the leukocytes from BC patients compared with normal individuals (P<0.01). Individual use of famotidine and melatonin induced veryicant protective effect on in leukocytes derived from BC patients. Therefore, when used with radiation it might not intervene with the radiotherapy (RT) regimen of BC cancer patients. Famotidine is a good radioprotector for normal tissue. However, the efficacy of RT might be reduced with an accumulation of famotidine in tumour tissues.
There is growing evidence showing that circular RNAs (circRNAs) are crucial regulators in modulating the biological behavior of tumors. This work is aimed to probe the role of
in non-small cell lung cancer (NSCLC) and to elucidate its mechanism of action.
In this experimental study, the differentially expressed circRNAs in NSCLC were screened using the GEO database (GSE158695).
, and
expression levels were determined by quantitative real-time polymerase chain reaction (qRT-PCR) analysis and Western blot. The proliferation, apoptosis, migration, and invasion of NSCLC cells were detected by CCK-8, flow cytometry, and transwell assays. RNA immunoprecipitation (RIP), RNA pull-down, and dual-luciferase reporter gene assays were performed to clarify the association between the
and
.
was shown to be up-regulated in NSCLC tissues and cell lines. The up-regulation of
is closely associated with advanced clinical stage of cancer, lymph node metastasis, and poor prognosis in NSCLC patients.
knockdown impeded the proliferation, migration, and invasion of NSCLC cells and enhanced their apoptosis. Mechanistically,
was demonstrated to up-regulate MMP2 expression via decoying
and
to facilitate the malignant biological behaviors of NSCLC cells.
This work reveals that
is implicated in NSCLC cell growth and metastasis through the modulation of miR-326/miR-330-5p/MMP2, providing novel insights into the role of circRNAs in NSCLC progression.
This work reveals that circ_0000517 is implicated in NSCLC cell growth and metastasis through the modulation of miR-326/miR-330-5p/MMP2, providing novel insights into the role of circRNAs in NSCLC progression.
In cancer treatments, smart gene delivery via nanoparticles (NPs) can be targeted for cancer cells, while concurrently minimizing damage to healthy cells. This study assessed the efficiency of poly lactic-co-glycolic acid (PLGA)-miR 143/206 transfection on apoptosis in mouse leukemia cancer cells (El4) and spermatogonial stem cells (SSCs).
In this experimental study, neonatal mouse spermatogonia cells and EL4 cancer cell lines were used. MicroRNA-PLGA NPs were prepared, characterized, and targeted with folate. Several doses were evaluated to obtain a suitable miR dose that can induce appropriate apoptosis in EL4 cells, while not harming SSCs. Cells were treated separately at 3 doses of each miR (for miR 143, doses of 25, 50 and 75 nmol and for miR 206, doses of 50, 100 and 150 nmol). The experiments were performed at 24, 48 and 72 hours. Viability and apoptosis were investigated by MTT and Annexin Kits.
Based on MTT assay results, the optimal dose of miR 143 was 75 nmol (59.87 ± 2.85 % SSC and 35.3 ± 0.78 % EL4) (P≤0.05), and for miR 206, the optimal dose was 150 nmol (54.82 ± 6.7 % SSC and 33.92 ± 3.01% EL4) (P≤0.05). The optimal time was 48 hours. At these doses, the survival rate of the EL4 cells was below the half maximal inhibitory concentration (IC
) and SSC survival was above 50%. Annexin V staining also confirmed the selected doses (for miR 143 total apoptosis was 6.62% ± 1.8 SSC and 37.4% ± 4.2 EL4 (P≤0.05), and miR 206 was (10.98% ± 1.5 SSC and 36.4% ± 3.7 EL4, P≤0.05).
Using intelligent transfection by NPs, we were able to induce apoptosis on EL4 cells and maintain acceptable SSC survival rates.
Using intelligent transfection by NPs, we were able to induce apoptosis on EL4 cells and maintain acceptable SSC survival rates.
Methadone is one of the widely used drug substances prescribed in treatment of opioid dependence and pain management; however, several studies have shown its neurotoxic effects on individuals and animal models. The purpose of this study was to assess neuroprotective effects of Coenzyme Q10 (CoQ10) on neurotoxicity induced by methadone in hippocampus of adult NMRI male mice.
In this experimental study, 48 adult NMRI male mice were randomly divided into 4 groups (n=12 in each) including Methadone, Methadone with sesame oil, Methadone with CoQ10 and saline. The injections of methadone, saline and sesame oil were performed intraperitoneally for 20 days. 24 hours after last injection, half of the animals in each group (n=6) were randomly assessed for evaluating of spatial memory by radial maze. Following behavioral study, animals were sacrificed, and their brains were removed to evaluate pyknotic cells through histological assessment. Bromopyruvic solubility dmso The remaining were used to study the expression of
and
genes.
Results of the present study showed that daily administration of methadone increased the number of pyknotic neurons in the CA1 hippocampus and altered the expression of
and
. However, it did not alter spatial memory comparing to saline group. CoQ10 treatment significantly reduced the number of pyknotic cells and expression of
when compared to the vehicle group treated by sesame oil. However, the expression of Bcl-2 significantly increased as a result of CoQ10 treatment.
CoQ10 reduced the neuronal damage caused by methadone in the hippocampus CA1.
CoQ10 reduced the neuronal damage caused by methadone in the hippocampus CA1.
Ionizing radiation is a tremendous risk factor for cancer development. MicroRNAs (miRNAs) are regulators that utilize cell pathways, which are implicated in human cancer prognosis. In addition, miRNAs respond to anti-cancer therapy and proliferation after irradiation. However, the changes in miRNA expression profiles in response to irradiation have not been comprehensively analysed. The present study was designed to assess potential changes that occur in miRNA expression following irradiation.
In this experimental study, we used quantitative real-time polymerase chain reaction (qRTPCR) to measure the expressions of miR-155, miR-21, and let-7a in MCF-10A (normal breast cells) and MCF-7 (breast cancer cells) six hours after the cells were exposed to five different irradiation doses (50, 100, 400, 2000, and 4000 mGY).
After irradiation from the low to high doses, we observed an upsurge in miR-155 (more than 100%) expression and reduction in let-7a (more than 87%) expression. However, there was an increase and a reduction in miR-21 expression (more than 100%).
Irradiation can play an important role in cancer development in normal breast cells (MCF-10A) at low dose irradiation. However, the results showed little difference at high doses of radiation.
Irradiation can play an important role in cancer development in normal breast cells (MCF-10A) at low dose irradiation. However, the results showed little difference at high doses of radiation.
We performed this bibliometric analysis to identify global scientific research on the SARS-CoV-2 vaccines.
This bibliometric analysis study inclusive search of English-language publications related to the SARS-CoV-2 vaccines was conducted in the Scopus, PubMed, and Dimensions databases without year limitations. The results of bibliometric analysis comprised a time-dependent citation density trend, the name of the journal, journal impact factor (IF), year of publication, type of article, category, subscription or affiliation, co-authorship, and cooccurrence network.
A study of the scientific literature from three databases (Scopus, PubMed, Dimensions) shows that investigators have focused more on studying the structure of the coronavirus at different levels (organismic, cellular, and molecular). In addition, the method of virus penetration into the cell and features of the influence of coronavirus on animals are well-studied. Various methods and strategies are being used to develop the vaccines, includinle to track trends in the development of methods for creating a vaccine.
Trimethylamine-N-Oxide (TMAO) is considered as a risk factor for atherosclerosis which further leads to inflammation during atherosclerosis. The exact mechanism(s) by which TMAO induces the inflammatory reactions remains to be determined. TMAO can cause the endoplasmic reticulum (ER) stress that triggers activation of Toll-Like Receptors (TLRs). In macrophages, this process stimulates the production of proinflammatory cytokines. This study designed to evaluate the expression level of
in TMAO-treated macrophages.
In this experimental study, different concentrations of TMAO (37.5, 75, 150, and 300 μM) were exposed to murine macrophage (J774A.1 cell line) for 8, 18, 24, and 48 hours. The cells were also treated with 2.5 mM of 4-phenyl butyric acid as well as 2μg/ml of tunicamycin respectively as negative and positive controls for inducing ER-stress. We measured the viability of treated cells by the MTT test. Besides, the expression levels of
gene and protein were evaluated using western blotting and reverse transcription- quantitative polymerase chain reaction (RT-qPCR) analysis.
Website: https://www.selleckchem.com/products/bromopyruvic-acid.html
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