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Showing 25 results for Subject: Physiology

Parisa Kerishchi Khiabani , Sayeh Bidaran ,
Volume 19, Issue 2 (7-2019)
Abstract

Background & objectives: Allium cepa has anti-cancer, anti-oxidant and anti-inflammatory properties due to flavonoid compounds. Allium cepa can prevent the onset and progression of cancer by removing free radicals. In this study, the preventive effect of Allium cepa in preventing the proliferation of breast cancer cells in BALB/c mice was evaluated.
Methods: In the present study, Female BALB/c mice at 6–7 weeks of age were subjected to the abdominal mammary gland subcutaneous injection with 5×106 viable 4T1 cells. Eight mice were placed in 3 groups: healthy group, the patient without treatment and the experimental group. The experimental group received Allium cepa root juice, three weeks before induction of disease. Daily, each mouse in the experimental group received 0.1 ml / 100 g BW / day fresh Allium cepa root juice. Seven weeks after induction, the mice were exposed to deep anesthesia. During the test, the mice were weighed every other day and after the appearance of the tumor, by the end of the seventh week, the volume of the tumor was measured using digital caliper and the tumor mass was removed and weighed. The spleen was removed from the body and cultured in 1640-RPMI medium containing 10%, FBS, and ELISA test was used to measure IFN-γ and IL-4 levels. Data analysis was performed using SPSS software version 18. One-way variance analysis was used to assess the difference between the groups and, if it was significant, Tukey's post hoc test was employed to determine the differences between the groups. Also, p-value less than 0.05 were considered as the level of significance for examining the hypothesis test and deciding whether or not to reject the hypothesis.
Results: The weight of mice in all three groups increased and tumor weight and tumor volume decreased significantly in the experimental group compared to the patient group (sham) (p<0.001, p<0.0001 respectively). In the experimental group, compared with the patient group, the levels of IFN-γ (p<0.001) and IL-4 levels decreased significantly (p<0.001).
Conclusion: Based on the results of this study, the use of Allium cepa can prevent and reduce the growth and proliferation of cancer cells and disease progression in breast cancer mouse model.
 
Rahmatollah Parandin, Leili Mohammadi,
Volume 19, Issue 2 (7-2019)
Abstract

 
Background & objectives: In recent years, regarding the side effects of chemical drugs, the use of medicinal plants has increased due to their low side effects, low costs and effective compounds. The aim of this study was to investigate the anti-inflammatory, anti-nociceptive, and anti-pyretic effects of hydroalcoholic extract of Rosa canina L. fruit in male mice.
Methods: In this experimental study, 120 male BALB/c mice weighing 23-30 g were used. In each test, the mice were divided into 5 groups (in each group, n=6), including control group, positive control and three experimental groups treated intraperitoneally with hydroalcoholic extract of Rosa canina L. fruit at doses of 100, 200 and 400 mg/kg respectively. The anti-inflammatory and antipyretic activities were measured using xylene-induced ear edema and brewer’s yeast-induced pyrexia tests, respectively. In addition, the antinociceptive activity was measured using the abdominal constrictions induced by acetic acid and formalin tests. The data were analyzed by SPSS statistical software and One Way ANOVA test. The level of significance was set at   p<0.05.
Results: 200 (p<0.05) and 400 mg/kg (p<0.001) doses of extract reduced significantly inflammation. Doses of 100 (p<0.05), 200 (p<0.01) and 400 (p<0.001 significantly reduced pain in the abdominal constriction test and dose of 400 mg/kg (p<0.05) decreased the chronic pain in formalin test. Extract treatment did not reduce fever in any of the existing doses.
Conclusions: The findings of this study suggest that Rosa canina L. fruit has anti-inflammatory and visceral analgesic activity, which may be due to its antioxidant potential.
 
Lale Naderi , Allahyar Arabmomeni,
Volume 19, Issue 3 (10-2019)
Abstract

 
Background & objectives: Due to the prevalence of obesity and the subsequent development of metabolic risk factors, cardiovascular and fatty liver complications, exercise programs and the use of natural supplements can play a significant role in controlling and preventing these diseases. Therefore, the purpose of this study was to review the effect of eight weeks of combined exercise and Chlorogenic acid intake on C-reactive protein and liver enzymes in obese women.
Methods: In this quasi-experimental study, which was performed as a pre-test, post-test with a control group, a total of 48 obese women were selected purposefully and divided randomly into four equal groups (n=12); exercise, supplement, exercise+supplementation and control group. The exercises program consisted of 8 weeks of aerobic and resistance training, 3 sessions with 60 minutes per week. The chlorogenic acid supplement group received daily Green coffee in capsule form contain 400 mg powder for 8 weeks and the concurrent group performed exercise and received Green coffee simultaneously. By using blood sampling the variables were measured at baseline and after 8 weeks of intervention. Data were analyzed by t-test and ANOVA at significance level of p<0.05.
Results: Alanine aminotransferase (ALT) and aspartate aminotransferase (AST) in the supplement group were the lowest and in the exercise+supplementation group had the highest decrease and there was no significant difference in the control group. The C-reactive protein (CRP) in the training+supplementation group was significantly decreased and in the three experimental groups there was a significant difference compared to the control group (p0.05).
Conclusion: It seems that combined exercise and natural substances rich in chlorogenic acid can decrease inflammatory factors such as C-reactive protein and liver enzymes.
 
َasieh Alizadeh Makvandi , Mohsen Khalili, Mehrdad Roghani, Sara Amiri Moghaddam ,
Volume 19, Issue 4 (1-2019)
Abstract

 
Background & objectives: Depression is a common and debilitating brain disorder and a type of psychiatric syndromes. The most common symptoms of this disease are irritability, worthlessness, sleep problems and anxiety disorders. Reserpine is a drug that can cause depression in animals if used at a very low dose. Electroconvulsive therapy (ECT) is one of the most effective non-pharmacological treatments for depression. In this study, the effect of electroconvulsive therapy on male rats depressed by reserpine in behavioral tests and neural counting in the hippocampus and prefrontal cortex areas was investigated.
Methods: In this experimental study, 40 male rats were used and they were divided into four groups of ten: 1-control group, 2- ECT group, 3- Depressed group induced by reserpine (0.2 mg/kg i.p.), 4- Depressed + ECT group. Open field, sucrose preference, forced swimming and elevated plus maze tests were used to evaluate anxiety and depression-related behavioral function. At the end of the tests, histochemical studies were performed with neuronal counting in the hippocampus and prefrontal cortex.
Results: The results of anxiety and depression behavioral tests showed a significant difference between depressed group and depressed+ECT group (p<0.05). Similarly, studies of the tissue degeneration from hippocampal and prefrontal incisions, showed that ECT could significantly decrease cell death in the depressed+ECT group compared to the depressed group (p<0.05).
Conclusion: According to the results, ECT can reduce the anxiety and depression behaviors induced by reserpine injections in depressed animals and can cause neurogenesis in the hippocampus and prefrontal cortex.
Farshid Parsa , Seyed Ebrahim Hosseini, Davood Mehrabani, Sara Hashemi,
Volume 20, Issue 2 (7-2020)
Abstract

 
Introduction & objectives: Cannabis extract is an important psychoactive substance that have used by people around the world. Due to the diverse effects of cannabis on brain cells, this study was conducted to investigate the effect of cannabis extract on the growth of SH-SY5Y neurons.
Methods: In this experimental study, SH-SY5Y cells were prepared from Pasteur Institute of Iran and then incubated in DMEM, supplemented with  10% fetal bovine serum ,embryo-L glutamine, penicillin and streptomycin at 37oC and 5% CO2. following cell proliferation, the cells in the fourth passage were divided into control and experimental groups which were treated with cannabis at concentrations of 100 and1000 ng/ml. during  1 to 9 days, SH-SY5Y cells growth was calculated by flow cytometry using PDT= T× formula.
 
Results: SH-SY5Y cells adhered to the bottom of the flask 24 hours after transfer to the cell culture flask. These cells were initially spherical and after 24 hours become spindle. The results of cell count test on days 1 to 6 showed the growth of cannabis-treated cells similar to the control group, but from the sixth day, in the cannabis extract treated groups, a significant reduction in cell growth was observed at the level of p<0.05 compared to the control group.
Conclusion: The results showed that SH-SY5Y cells in the culture medium were spherically shaped, similar to fibroblast cells, and the based on the results of cell count, it was determined that cannabis inhibits the growth of these cells.
Farnaz Seyfi Askshahr, Mojdeh Khajehlandi,
Volume 20, Issue 3 (10-2020)
Abstract

 
Background & Objectives: Based on the probably positive role of exercise on total oxidative status (TOS) and total antioxidant system (TAS) and their effect on the process of angiogenesis, the aim of the current study was to evaluate the effect of one course of moderate-intensity endurance training on the gene expression level of vascular endothelial growth factor-B (VEGF-B) and angiopoietin-1(ANGPT-1) and TAS and TOS status in cardiac tissue of male rats.
Methods: In this study, 20 male Wistar rats were divided into two equal groups as follows:   1-training group and 2- control group: no sports activities were performed on them. Rats in the training group performed moderate endurance training for 6 weeks and 5 sessions per week from the twelfth week of life. Twenty-four hours after the last training session, heart tissue samples were extracted to measure gene expression levels of VEGF-B and ANGPT-1 and the TAS and TOS status in heart tissues. T-test with the statistical level of (p˂0.05) was used for between groups comparison.
Results:­ Findings showed that after six weeks of endurance training, the expression level of ANGPT-1 and VEGF-B and the amount of TAS in the exercise group significantly increased (p=0.001) and the amount of TOS significantly decreased compared to the control group (p=0.008).
Conclusion: According to the results of the present study, it seems that moderate-intensity endurance training can be effective in preventing cardiovascular disease by increasing factors involving in angiogenesis, improving TAS and reducing TOS in heart tissue of rats.
Mohammadreza Nasirzadeh, Seyedsajjad Hejazi, Mohammad Bakhshi, Saeed Taginasab, Heidar Tayefesattari, Pouya Navidi Far,
Volume 20, Issue 4 (1-2021)
Abstract

 
Background & objectives: Vincristine (VIN) is a broad-spectrum anticancer drug has been used to treat various cancers. Resveratrol (Res) is a natural polyphenol found in many plant sources. Many studies have reported anti-inflammatory and antioxidative effects of resveratrol. We have explored the protective effect of resveratrol on vincristine-induced oxidative stress in mouse ovarian tissue.
Methods: In this study, 32 female mice weighing 25-30 grams were randomly divided into four groups (each group n=8): 1- control group, 2- Vin- group, 3- Vin-Res group and 4- Res group. The mice received a single IP injection of vincristine (3 mg/kg) weekly for 4 weeks. Res treatment was done 28 days by gastric gavage (daily 30 mg/kg).At the end of the study, Malondialdehyde (MDA) and total antioxidant capacity (TAC) and the antioxidant activity of superoxide dismutase (SOD) and glutathione peroxidase (GPx) enzymes were measured in ovarian tissue and uterus of the studied animals. Also, ovarian follicles were counted.
Results: The results indicated that the MDA level was elevated and TAC, GPx as well as SOD activities were decreased in Vin- group significantly. Resveratrol reduced MDA level and increased GPx and SOD activities in Vin-Res group significantly. Also histological findings showed that Res increased primordial and primary follicles and reduced atretic  follicles in Vin-Res group significantly.
Conclusions: These results indicate the protective effect of resveratrol on ovarian and uterine tissue against oxidative damage of vincristine in mice
Maryam Zeraati, Belal Mosaferi,
Volume 20, Issue 4 (1-2021)
Abstract

 
Background & objectives: Epilepsy is one of the most common problems in the health system, of which some cases are resistant to treatment. Recently, environmental enrichment has shown beneficial results in the recovery of some cases of epilepsy.
Methods: Male mice were reared in an enriched or normal medium during their growth period. To induce seizures, at adult age, each group was divided into two subgroups, which one of them received pentylenetetrazole eleven times, with two days interval.
Results: The enriched environment greatly reduced seizure behaviors and prevented the occurrence of anxiety-like behavior and cognitive disorders. It also prevented an increase in the inflammatory cytokine of TNF-α in the hippocampus.
Conclusion: Therefore, a suitable growth environment in childhood and adolescence can be useful in preventing seizure disorders in adulthood.
Miss Neda Omidian, Houshang Najafi,
Volume 20, Issue 4 (1-2021)
Abstract

 
Background & objectives: One of the most important causes of acute kidney injury is ischemia-reperfusion (IR). Some studies have shown that adenosine A1 receptor inhibition have protective effects against Ischemia–reperfusion induced renal injuries, while other studies have demonstrated the opposite. The aim of the present study was to review the methodology of these studies to reach a final conclusion about the effects of adenosine A1 receptor on ischemia-reperfusion-induced renal injuries.
Methods: Data base motors including Scopus, PubMed, Google Scholar, Science Direct and Embase were searched. The terms and keywords used included ischemia-reperfusion, acute kidney injury, acute renal failure, A1 adenosine receptor and their combination.
Results: Increased adenosine levels following renal Ischemia-reperfusion cause vasoconstriction in afferent arteriole and vasodilatation in efferent arteriole through A1 adenosine receptor activation, which in turn reduces glomerular filtration rate (GFR). Inhibition of A1 adenosine receptor leads to short-term correction of renal functional parameters following renal Ischemia-reperfusion, by increasing renal blood flow and thus improving GFR. But this increase in GFR exacerbates kidney damages through the kidneys workload enhancement, which will show up in the next few hours.
Conclusions: Although selective inhibition of A1 adenosine receptor in the short term improves renal function parameters, but exacerbates renal damages in the following hours. Therefore, adenosine A1 receptor stimulation has protective effects against IR-induced kidney injury.
Mohammad-Kazem Khan-Mohammadi-Khorrami, Masoumeh Asle-Rousta , Mehdi Rahnema, Rahim Amini,
Volume 20, Issue 4 (1-2021)
Abstract

 
Background & objectives: The deposition of amyloid beta (Aβ) peptide in the brain is one of the most important features of Alzheimer's disease. In addition to memory loss, Aβ can lead to depression behavior. Alpha-pinene is a type of monoterpene that has antioxidant, anti-inflammatory, and neuroprotective effects. Here, by using an animal model for Alzheimer's disease, we investigated the effect of alpha-pinene on neuronal cell death in the hippocampus and depression induced by Aβ1-42.
Methods: Male Wistar rats weighing 240-260 g were divided into four groups including control, alpha-pinene, Aβ, and Aβ-alpha-pinene. Rats were placed in stereotaxic surgery apparatus and Aβ1-42 was injected into the hippocampus (4 µg per side) and alpha-pinene was treated intraperitoneally (50 mg/kg) for 14 consecutive days. At the end of the course, the level of depression was assessed using the forced swimming test. The animals' hippocampus was also examined microscopically after Nissl staining.
Results: Intra-hippocampal injection of Aβ1-42 increased the total immobility time in the forced swimming test (p<0.01), decreased the number of pyramidal neurons in the CA1 area (p<0.001), and reduced the thickness of the neuronal layer in this region of ​​the hippocampus. Treatment with alpha-pinene largely prevented these changes.
Conclusion: It can be concluded that alpha-pinene decreased the beta-amyloid-induced depressive behavior in rats and inhibited the neuronal loss, suggesting that this neuroprotective compound may have a critical role in depression. Alpha-pinene is probably a suitable therapeutic strategy for repressing Aβ-induced neurodegeneration
Hossien Daraei, Fatemeh Hazrati Alashti , Masoumeh Habibian,
Volume 21, Issue 1 (4-2021)
Abstract

 
Background & objectives: Vitamin D deficiency and poor sleep quality are important factors in health disorders and are common among women. The aim of this study was to investigate the effect of physical activity on vitamin D levels and improving sleep quality in women.
Methods: This descriptive-analytical study was conducted on active and inactive women (85 individuals in each group), aged 30-48 years that were selected using convenience randomized sampling. The Pittsburgh Sleep Quality Questionnaire was used to assess sleep quality and a score higher than 5 was determined as poor sleep quality. For analysis of data, Kruskal Wallis and Mann Whitney U tests and Spearman coefficient were used at a significance level of 0.05.
Results: The results showed that 54.12% and 28.82% of women had a deficiency and insufficient levels of vitamin D, respectively, and 61.8% had poor sleep quality. Active women had higher levels of vitamin D and better sleep quality compared to inactive women (p<0.05). There was also a direct relationship between vitamin D levels and sleep quality in active and inactive women. However, this association was significant in active women with vitamin D deficiency and inactive women with different vitamin D status.
Conclusion: It seems that physical activity can increase vitamin D levels and improve sleep quality in women. But vitamin D status, especially its deficiency, may be one of the most important determinants of sleep quality in active and inactive women.
Hashem Haghdopst, Mohammad Hossein Esmaeili, Mohammad Sofiabadi, Pouria Solimany, Samira Esmaeili,
Volume 21, Issue 2 (7-2021)
Abstract

Background & objectives: Alzheimer’s disease (AD) patients suffer from anxiety and depression. Sodium hydrosulfide (NaHS) can remit the depressive-like and anxiety-like behaviors induced by diabetes mellitus. We aimed to investigate the effects of chronic administration of hydrogen sulfide on depressive and anxiety-like behaviors in the Streptozotocin (STZ) rat model of AD.
Methods: Animals were divided into: Control, NaHS, and Alzheimer’s rats group include (STZ, STZ + Saline and STZ + NaHS groups) which were the Alzheimer’s rats and received Saline and NaHS (5.6 mg/kg per d) for 21 days. For induction of AD, STZ (3 mg/kg, 10 μl/injection site) was administered into the lateral ventricles. The behavioral consequences were assessed using plus maze, forced swim and sucrose preference tests.
Results: Our results showed that intracerebroventricular (i.c.v.) injection of STZ decreased the percentage of open arm time and entries, indicating anxiety-like effects. It also increased the duration of immobility time and decreased the percentage of sucrose preference indicating depression-like effects. Sodium hydrosulfide administration in STZ-treated rats increased the percentage of open arm time and entries, indicating anxiolytic-like effects. It also decreased the duration of immobility time and increased the percentage of sucrose preference, indicating antidepressant-like effects.
Conclusion: STZ administration can induce depression- and anxiety-like symptoms in rats, and Sodium hydrosulfide treatment, decreased the depression- and anxiety-like symptoms in STZ rat Model of AD, suggests that Sodium hydrosulfide can be useful in the treatment of affective disorders in AD patients.
Abbas Sabahi Namini, Arash Abdolmaleki, Sharareh Mirzaee, Mehrdad Sheikhlou, Asadollah Asadi, Ali Shamsazar,
Volume 21, Issue 2 (7-2021)
Abstract

Background & objectives: Research on intelligent nanomaterials that accelerate the process of nerve regeneration and treatment by different methods such as antioxidant effects, stimulation of nerve cell proliferation, modulation of the immune system and inflammatory factors is great importance. The aim of this study was to prepare cinnamon-coated cerium oxide nanoparticles and evaluate its antioxidant and cytotoxicity effects on PC12 cell line.
Methods: Cinnamon-coated cerium oxide nanoparticles were prepared and their structural properties were evaluated by transmission electron microscopy (TEM) and Fourier transform infrared spectroscopy (FTIR). To evaluate the antioxidant properties of the compounds, free radical trapping methods 2 and 2 diphenyl-1-picryl hydrazyl were used. Cell viability in the presence of compounds was measured by a toxicity test (MTT) [3-(4,5-dimethylthiazol-2-yl)-2,5-diphenyltetrazolium bromide]. Data were analyzed by one-way analysis of variance and Tukey's post hoc test.
Results: FTIR spectra and TEM images showed the processing of nanoparticles with an average size of less than 100 nm with cinnamon coating on their surface. Also, the antioxidant capacity of cinnamon-coated cerium oxide nanoparticles was significantly higher (*p<0.038) than extracts and nanoparticles alone at similar concentrations. Evaluation the results of cytotoxicity showed that the lowest toxicity was observed in the cinnamon-coated cerium oxide nanoparticles group.
Conclusion: Results showed higher antioxidant properties and low cytotoxic effects of cinnamon-coated cerium oxide nanoparticles compared to other groups, which leads to better efficacy, proliferation, longer cell survival, its green synthesis and coverage by cinnamon
Shokofeh Banaei,
Volume 21, Issue 4 (1-2022)
Abstract

Background& objectives: Renal ischemia-reperfusion (IR) damage occurs during renal transplantation in end-stage renal disease (ESRD) patients which activate immune responses. Inflammatory responses by increased levels of cytokines can lead to acute kidney injury (AKI) that contributes to the loss of renal grafts and graft dysfunction. The purpose of this study was to review the therapeutic effects of nanoparticles in AKI.
Methods: A comprehensive search strategy was identified relevant studies on AKI models, using the Scopus, PubMed and Google Scholar databases, from 2000 until 2020. The search strategy included keywords like ischemia-reperfusion and nanoparticles.
Results: Oxygen free radicals are produced during the reperfusion phase, which cause lipid peroxidation and promote tissue damage. Oxidative damage to DNA and proteins and lipid membrane peroxidation can cause cell death and apoptosis. Some strategies to reduce the tissue damage caused by ischemia-reperfusion are nanoscale materials. Antioxidant nanoparticles reduce oxidative stress in tissues. Also, they have flexibility in the delivery of therapeutic agents and drugs to the ischemic cells, and imaging of the ischemic regions at the molecular or cellular level.
Conclusion: This potential of antioxidant and anti-inflammatory nanoparticles in the diagnosis and treatment of renal ischemic regions is an innovation in the development of new therapies and a unique achievement in recent medical advances.
 
Mehrdad Tashakkori Ghanbarian, Saeed Naghibi, Mohammad Shariatzadeh Jonaidi, Shahrzad Ansari,
Volume 21, Issue 4 (1-2022)
Abstract

Background & objective: FoxO1 and STRA13 proteins play an important role in duplication and cellular metabolism, regulation of cell differentiation, apoptosis and reducing the spread of fat tissue in the body. The aim of this study was to investigate the effect of different intensities of aerobic training on the expression level of FoxO1 and STRA13 genes in subcutaneous adipose tissue of male Wistar rats.
Methods: In this experimental study, 32 male Wistar rats with a mean age of 8 weeks and weight of 237±33 gr were selected, and they were randomly divided into 4 equal groups including moderate-intensity aerobic training (MIT), high-intensity aerobic training (HIT), high-intensity interval aerobic training (HIIT) and control group. The training program was implemented 8 weeks and 5 sessions per week for the experimental groups,. Adipose tissue biopsy was performed 48 hours after the last training session to evaluate FoxO1 and STRA13 gene expression using  RT-PCR method. Data were analyzed using One-way analysis of variance test using SPSS 24 software at the significance level of p<0.05.
Results: The results showed that there was a significant difference in the FoxO1 gene expression level in the subcutaneous tissue of male Wistar rats between HIT and control groups (p=0.0001). However, no significant difference was observed between experimental groups. In addition, there was a significant difference in STRA13 gene expression level in the subcutaneous tissue between MIT (p=0.008), HIT (p=0.0001) and HIIT (p=0.009) groups and control group.
Conclusion: According to the results, aerobic exercise with variety of intensity is effective in controlling the genes expression rate involved in fat metabolism and by reducing the FoxO1 and STRA13 genes expression, they cause the duplication and reduce the expansion of fat tissue.
 
Parisa Habibi, Hadi Yousefi, Mehdi Khazaei, Mohammad Zarei, Iraj Salehi, Reza Jamali Delfan, Simin Afshar,
Volume 22, Issue 2 (7-2022)
Abstract

Background & objectives: Menopause and especially acute menopause due to surgery is associated with many complications in women. The aim of this study was to determine the effects of genistein and regular swimming exercise (alone/or in combination) on pain through a possible mechanism of inflammation and oxidative stress in ovariectomized rats.
Methods: In this study, rats were divided into six groups, including: control, sham, ovariectomy (OVX), ovariectomized with eight weeks of swimming exercise training (OVX.E), ovariectomized with eight weeks of genistein administration (OVX.G), and ovariectomized with eight weeks of combined treatment (OVX.G.E). The effects of genistein and/or exercise were evaluated by examining the pain intensity with tail-flick and formalin tests. The serum levels of tumor necrosis factor-α (TNF-α), interleukin-1β (IL-1β), total antioxidant capacity (TAC), total oxidant status (TOS), and malondialdehyde (MDA) were also evaluated by ELISA and spectrophotometer.
Results: In the OVX group compared to the control group, tail-flick and formalin tests showed an increase in pain response. Also, a significant increase in the serum levels of IL-1β, TNF-α, MDA, TOS and a decrease in TAC was observed in the OVX group, however, in the OVX.E, OVX.G and especially OVX.E.G groups, pro-inflammatory cytokines and oxidative stress as well as pain responses showed a significant decrease compared to the OVX group.
Conclusion: A combination of genistein and regular swimming exercise was synergistically more effective in reducing acute and chronic pain than using them alone in the postmenopausal period.
 
Faezeh Abbasi, Rahmatollah Parandin, Pouya Pournaghi,
Volume 22, Issue 2 (7-2022)
Abstract


Background & objectives: The pathophysiology of depression is very complex. Rosa canina L fruit contains various antioxidant compounds. The aim of this study was to investigate the anti-depressant and anti-anxiety effects of the aqueous- alcoholic extract of the Rosa canina L fruit in the behavioral tests including forced swimming, tail suspension, maze, and sucrose preference tests, as well as biochemical tests such as antioxidant capacity and malondialdehyde levels. Rosa canina L with high amounts of vitamin C, has anti-depressant and anxiety effects.
Methods: In this experimental study, 60 Syrian male mice were divided into 5 groups of 12, including the control group, the bisphenol A group, and three groups treated with oral bisphenol A at a dose of 125 mg/kg per day and the aqueous- alcoholic extract of the Rosa canina L fruit at doses of 100, 200, 400 mg/kg/day was administered from day 50 to 120 after birth. The data were analyzed using SPSS statistical software and the One Way ANOVA test. The level of significance was set at p<0.05.
Results: The findings showed that bisphenol A significantly increased the duration of immobility in the forced swimming and tail suspension test. The extract at the level of 400 mg/kg decreased the duration of immobility in both tests. Bisphenol A significantly reduced the antioxidant capacity of serum and brain. The extract at the level of 400 mg/kg significantly increased the antioxidant capacity of both the brain and serum.
Conclusion: The findings of this research showed that the fruit of the Rosa canina L has antioxidant effects, and with a significant decrease in antioxidant capacity and immobility in Syrian mice treated with the extract, therefore it has anti-depressant and anxiety effects.
 
Elahe Faramarzi, Parvaneh Nazarali,
Volume 22, Issue 3 (10-2022)
Abstract

Background & objectives: Adipolin is one of the anti-inflammatory adipocytokines that is mainly synthesized and secreted in adipose tissue. This study aimed to compare the two types of Pilates and CX exercises on adipolin level and insulin resistance in overweight women.
Methods: In this semi-experimental research, 30 overweight female subjects (age range 20-40, BMI, 25-30 kg/m2) were divided into three groups of Pilates (10 people), CX (10 people) and control (10 people) .The Pilates group trained with an intensity of 50-80% of the maximum heart rate (8 weeks, three sessions per week, for 60 minutes) and the CX group with an intensity of 50-80% of 1RM (8 weeks, three sessions per week, for 30 minutes). The control group did not do any sports activities. Before and after the intervention, measurements of the subjects' height, weight and body mass index and heart rate were taken using a polar wristwatch, and blood samples were taken from the subjects to check the biochemical factors of adipolin, insulin and glucose. In order to determine the difference between the groups, a mixed statistical test was used. ANOVA and paired statistical tests were used to determine the simple effects of variables.
Results: The results of the present study showed that the implementation of 8 weeks of Pilates and CX exercises increases plasma adipolin level, which was statistically significant (p<0.05). Also, there was a significant difference between the two sports activities of Pilates and CX with the control group (p<0.05); However, there was no significant difference in any of the factors between the Pilates and CX groups. Weight indices, fat percentage, BMI, glucose, insulin and insulin resistance of Pilates and CX groups have significantly decreased compared to the control group (p<0.05).
Conclusion: Based on the results of our study, it was shown that Pilates and CX exercises cause a significant increase in the serum level of adipolin and a significant decrease in body mass index, fat percentage, weight and insulin resistance compared to the control group (p<0.05), but there was no significant change in these factors between the two groups of Pilates and CX.
 
Marefat Siahkohian, Leila Fasihi, Bahman Ebrahimi Torkamani,
Volume 22, Issue 4 (1-2023)
Abstract

Background & objectives: Coronary heart disease (CHD) is an important medical disorder and one of the most common heart diseases worldwide, which causes disability and economic burden. The medical and research community is increasingly interested in computer-aided coronary heart disease diagnosis through the use of machine learning methods. This study aimed to diagnose coronary heart disease using a discriminant analysis algorithm in active elderly men.
Methods: This analytical study was conducted on 351 patients of Ayatollah Kashani Hospital in Tehran. This work used discriminant analysis algorithm to diagnose coronary artery disease. Python software was used for data analysis.
Results: The results showed that by using 14 characteristics as risk factors related to the subjects' laboratory, personal and lifestyle information. The discriminant analysis algorithm could distinguish healthy and sick people with 94.4% accuracy and 88.9% precision.
Conclusion: The results of the present study showed that this system can probably be used as an effective and intelligent method along with other diagnostic methods by cardiologists to predict coronary artery disease. Also, new data mining methods can be effective in reducing invasive risks.
 
Mohammad Amani, Ali Hosseininia, Hamid Sheikhkanloui Milan,
Volume 23, Issue 1 (4-2023)
Abstract

Background & objectives: Parkinson’s disease is a disorder that causes progressive degeneration of neurons, and oxidative stress is increasingly implicated as a factor that contributes to its pathophysiology. Carnosic acid, a compound found in rosemary, can scavenge free radicals in the brain and decrease the risk of neurodegenerative diseases such as Alzheimer’s. Thus, this study explored the effect of this plant on the improvement of Parkinson’s disease.
Methods: The study used 35 male mice that were randomly divided into five groups (n=7 mice each). A control group, a Parkinson's group induced by MPTP toxin, and three groups that received aqueous extracts of rosemary at doses of 100, 150 and 200 mg/kg were included in the study. Measurements were made of lipid peroxidation, superoxide dismutase activity, muscle rigidity, and grip strength. Scores were calculated based on rotational behavior tests and scoring systems.
Results: Rosemary treatment at doses of 150 and 200 mg/kg significantly changed the level of superoxide dismutase activity, muscle rigidity test and rotational behavior of animals relative to the MPTP group. Moreover, the dose of 200 mg/kg of rosemary significantly modified lipid peroxidation relative to the MPTP group, although lipid peroxidation was still significantly higher than the control group.
Conclusion: This study demonstrated that the aqueous extract of Rosemary at a dose of 200 mg/kg can alleviate the signs of Parkinson’s disease and manage the disease.
 

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