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جستجوی مقالات مرتبط با کلیدواژه « galega officinalis » در نشریات گروه « پزشکی »

  • الهه ساعی، فریبا محمودی*، عزت نوری زاده، فرزانه محمودی
    مقدمه

    اثرات هیپوگلیسمی گالگا (Galega officinalis) و نانوذرات نقره ثابت شده است. در تحقیق حاضر، اثرات نانوذرات نقره سنتز شده با عصاره ی آبی گالگا بر بیان ژن های TNF-α،  IL-6 و غلظت سرمی آنزیم های کبدی در دیابت نوع دو بررسی شد.

    روش ها

    در تحقیق حاضر، 20 موش صحرایی نر در 4 گروه 5تایی از نژاد ویستار با وزن 200- 180 گرم استفاده شد. موش های صحرایی کنترل یا دیابتی نوع دو القایی با نیکوتین آمید و استرپتوزوتوسین به ترتیب تزریق داخل صفاقی سالین یا 5/2 میلی گرم به ازای هر کیلوگرم وزن بدن نانوذرات نقره سنتز شده با عصاره ی گالگا یا روش شیمیایی را دو هفته دریافت کردند. یک روز بعد از آخرین تزریق، نمونه های سرمی و بافت چربی جمع آوری شدند. غلظت سرمی گلوکز، اوره، کراتینین، آنزیم های آلانین آمینوترانسفراز (ALT) وآسپارتات آمینوترانسفراز (AST) با اسپکتروفتومتری تعیین شدند. میانگین بیان نسبی ژن های TNF-α و IL-6 با ریل تایم- PCR تعیین شد.

    یافته ها

    میانگین غلظت سرمی آنزیم های ALT ،AST ، گلوکز و اوره درگروه های دیابتی دریافت کننده نانوذره نقره سنتز شده به روش شیمیایی یا سبز در مقایسه با گروه دیابتی از نظر آماری به طور معنی داری کاهش یافت. میانگین بیان نسبی ژن های IL-6 و TNF-α درگروه های دیابتی دریافت کننده نانو ذره ی نقره سنتزشده به روش شیمیایی یا سبز در مقایسه با گروه دیابتی به طور معنی داری کاهش یافت.

    نتیجه گیری

    هر دو نانو ذره ی سنتز شده به روش شیمیایی یا سبز ممکن است از آسیب هپاتوسیت های کبدی جلوگیری کرده و با کاهش بیان فاکتورهای پیش التهابی در بهبود مقاومت به انسولین دیابت نوع دو موثر باشند.

    کلید واژگان: گالگا, نانوذرات نقره, آنزیم های کبدی, TNF-α و IL-6}
    Elaheh Saie, Fariba Mahmoudi*, Ezzat Nourizadeh, Farzaneh Mahmoudi
    Background

    Hypoglycaemic effects of Galega officinalis and  silver nanoparticles are established. In the present study, the effects of silver nanoparticles synthetized by Galega officinalis extract were investigated on gene expression of TNF-α, IL-6 and serum levels of liver enzymes in diabetes type 2.

    Methods

    In the present study 20 male Wistar rats in 4 group(n= 5 in each group) weighing 180- 200 gr were used. Control or nikotinamid and stroptozotosin induced diabetic rats receieved intraperitoneal injection of saline or 2/5mg/Kg silver nanoparticles synthetized by Galega officinalis extract or chemichal method for 14 days respectively. One day after the last injections, serum samples and adipose tissue were collected. Mean serum concentration of glucose, urea, creatinine, alanine amino transferase(ALT), and aspartate amino transferase(AST) were determined by spectrophotometry. Mean relative gene expression of TNF-α and IL-6 were determined by method of real time PCR.

    Results

    Mean serum levels of ALT and AST enzymes, glucose, urea significantly decreased in diabetic rats receiving chemichal or green silver naoparticles compared to diabetic group. Mean relative gene expression of TNF-α and IL-6 significantly decreased in diabetic rats receiving chemichal or green silver naoparticles compared to diabetic ones.

    Conclusion

    Both chemical and green synthetized silver nanoparticles may prevent hepatocyes damages and they may improve insulin resistance in diabetes type 2 partly via decresing pro- inflammatory factors.

    Keywords: Galega officinalis, silver nanoparticle, liver enzymes, TNF-α, IL-6}
  • The Effect of Combined Herbal Capsule on Glycemic Indices and Lipid Profile in Patients with Type 2 Diabetes Mellitus: A Randomized Controlled Clinical Trial
    Rezvan Ghafarzadegan, Javad Javaheri, Mina Asgari, Mohamad Golitaleb, Fatemeh Maraki, Reza Ghafarzadegan, Mohammadreza Zarei *
    Objectives

    The present study aimed to investigate the potential effects of the combined herbal capsule (CHC), as a nutritional supplement, on glycemic indices (GIs) and lipid profile (LP) of patients with type 2 diabetes mellitus (T2DM).

    Methods

    Following a randomized, single-blind, placebo-controlled clinical trial, the current study was conducted on 80 cases with T2DM who were randomly assigned into two groups of treatment (CHCs; n = 40) and control (placebo; n = 40). Both groups received the intervention (500 mg capsules) twice a day for three months, without changes in the previous dose of oral anti-hyperglycemic drugs. The GI and LP levels were measured before the intervention and three months later to investigate the potential efficacy of the interventions.

    Results

    For those in the intervention group, the mean GI [i.e., fasting blood sugar, two hours postprandial (2hpp), and HbA1c] was significantly different after 3 months (P < 0.05). The GI- and LP-related outcomes (TG, LDL-C except for TC) were improved after 3-month of receiving the intervention compared to the control group; however, the observed improvement was no statistically significant (P > 0.05). The HDL-C level was also significantly improved in the intervention group compared to the control group (P < 0.05).

    Conclusions

    This study demonstrated that receiving CHCs could improve GI and LP levels (TG, LDL-C, and HDL-C, except for TC), which indicates its potential to control T2DM. Moreover, no significant side effect was observed in the intervention group. It can be argued that the use of CHCs, as adjuvant therapy, in combination with conventional hypoglycemic and lipid-lowering drugs, as well as following a modified lifestyle, not only can significantly enhance glycemic control but also may prevent T2DM complications.

    Keywords: Trigonella foenum-graecum, Vaccinium bracteatum Thumb, Galega officinalis, Berberis Cinnamomum, Type 2 Diabetes Mellitus}
  • Fariba Azimi, Fariba Mahmoudi *, Farzaneh Mahmoudi, Mostafa Amini
    Objective(s)
    Diabetes is related with the higher blood levels of liver enzymes and inflammatory factors.  Galega officinalis is used as a medicinal plant for treatment of diabetes traditionally. In this work, silver nanoparticles (Ag-NPs) were synthesized with green method using Galega officinalis extract.
    Materials and Methods
    The synthesized green Ag-NPs were characterized completely. Intact or diabetic rats receieved intraperitoneal injection of saline or 2/5mg/Kg  green synthesized Ag-NPs. Mean serum levels of glucose,  hepatic enzymes and hematological parameter were determined. Gene expression of tumor necrotic factor alpha (TNF-α) was done by real-time PCR.  
    Results
    Synthesis of green synthesized Ag-NPs was confirmed by FT-IR, XRD and UV-vis analyses. The FESEM and TEM images showed spherical Ag-NPs with size of 25 nm. The hypoglycemic influence of Ag-NPs using Galega officinalis extract is reported for the first time in this study. Blood concentration of liver enzymes, urea, glucose, white blood cells count and TNF-α mRNA levels in visceral adipose tissue significantly declined in diabetic rats receiving Ag-NPs.
    Conclusion
    The synthesized Ag-NPs using Galega officinalis extract may improve complication of diabetes via preventing liver hepatocyte damage and reducing inflammatory factors.
    Keywords: Diabetes, Galega officinalis, Liver enzymes, Silver nanoparticle, TNF-α}
  • Farnaz Shokri, Majid Shokoohi *, Hamid Reza Niazkar, Ayda Roudi Rasht Abadi, Hossein Kalarestaghi, Maliheh Ahin
    Objectives
    This study aimed to evaluate the anti-oxidative potential of Galega officinalis extract on oxidative damages in the testes and sperm parameters of diabetic rats.
    Materials and Methods
    In this experimental study, 32 male Wistar rats were segregated in 4 groups: Control, Diabetic control, Diabetic treated with G. officinalis extract and healthy group that received G. officinalis extract. An instillation of distilled water was performed in the control and diabetic groups. Also, treatment groups received Galega extract (50 mg/kg body weight) for 8 weeks. After treatment period all of subjects were anesthetized, their blood samples were taken, the serum level of insulin and glucose were measured then the testicles and epididymis were removed and sperm parameters and oxidative stress markers were assessed.
    Results
    Treatment of diabetic rats with G. officinalis extract significantly increased the Johnson score and diameter of seminiferous tubule as well as reduced the glucose plasma levels (P = 0.001) and increased the insulin levels (P = 0.001). Furthermore, during diabetes an upsurge in the level of malondialdehyde (MDA) and a decrease in the levels of superoxide dismutase (SOD) and catalase (CAT) enzymes activity were observed in the testes. Administration of G. officinalis extract (50 mg/kg BW) significantly rectified these parameters (P < 0.05). Moreover, the sperm parameters decreased in the diabetic group, while the use of G. officinalis significantly improved the mentioned disorders in the treatment groups (P < 0.05).
    Conclusions
    The results of this study confirm the antioxidant role of hydroalcoholic extract of G. officinalis in the improvement of the testicular oxidative damage caused by diabetes.
    Keywords: Oxidative Stress, Diabetes, Galega officinalis, Testis, Sperm parameters}
  • Farnaz Shokri, Majid Shokoohi*, Ayda Roudi Rasht Abadi, Hossein Kalarestaghi
     
    Objectives
    The antioxidative role of Galega officinalis extract has been reported in several studies. However, this experimental study was designed in order to investigate the impacts of G. officinalis extract against parameters, such as histological, hormonal, and oxidative stress parameters, which were induced by ovarian torsion/detorsion.
    Materials and Methods
    Adult female Wistar rats (n = 28) were randomly divided into 4 groups including sham (G1), ovarian torsion for 3 hours then-after detorsion (G2 or TD), ovarian torsion-detorsion orally received 50 mg/kg extract of G. officinalis (G3 or TDGO), healthy rats orally received 50 mg/kg hydroalcoholic extract of G. officinalis (G4 or GO). Ten days after torsion-detorsion, rats were sacrificed and their ovaries, and their blood levels of hormones including estrogen and testosterone, as well as some oxidative stress
    markers were assayed.
    Results
    The structure of ovaries in TD groups of the study showed a notable change compared to other groups. The serum levels of superoxide dismutase (SOD) and glutathione peroxidase (GSH), and also estrogen significantly decreased in TD group, while treatment with G. officinalis could prevent from decreasing mentioned parameters. Furthermore, although torsion-detorsion led to increasing the serum level of malondialdehyde (MDA), it was decreased after administration of G. officinalis.
    Conclusions
    Obtained results showed that G. officinalis could be useful in elevating the estrogen level, reducing the oxidative stress marker (i.e. MDA) and ovarian tissue damages induced by torsion-detorsion.
    Keywords: orsion-detorsion, Ovarian tissue, Galega officinalis, Oxidative stress markers, Steroidal hormones}
  • Seyed Hosein Abtahi-Eivari, Maryam Moghimian, Malihe Soltani, Hamed Shoorei, Reza Asghari, Hossein Hajizadeh, Majid Shokoohi, Somayye Alami, Faezeh Khalife Ghaderi
    Objectives
    Polycystic ovary syndrome (PCOS) has been considered as one of the most common endocrine diseases among the females in their regenerative age with a prevalence range of 5 to 21%. However, the purpose of the present study was to investigate the protective effect of Galega officinalis on metabolic as well as hormonal parameters in a rodent model of PCOS.
    Materials And Methods
    Thirty-two Wistar female rats were used (n=8/group) in the study consisting of healthy control and experimental groups. The experimental groups were divided into 3 subgroups, including rats with PCOS which received no treatment (G1), PCOS group in which G. officinalis extract was administered daily at a dose of 200 mg/kg/orally (G2) for 2 weeks, and PCOS group in which G. officinalis extract was administered daily at a dose of 400 mg/kg/orally (G3) for 2 weeks. In all experimental groups, a single intramuscular injection of estradiol valerate led to inducing PCOS. After the end of treatment period, rats in all of the studied groups were anesthetized with ketamine/xylazine (5/1 mg/kg), then the blood samples obtained and their serum samples were applied for testing the fasting blood sugar (FBS), insulin, aromatase, and follicle-stimulating hormone (FSH), luteinizing hormone (LH), testosterone, and estrogen. The ovaries of rats were removed and fixed for histopathological examinations.
    Results
    The serum levels of FBS, insulin, LH, FSH, and testosterone significantly increased in G1 in comparison to healthy rats (P
    Conclusions
    It seems that the extract of G. officinalis has a beneficial effect on the levels of the LH, FSH, testosterone, estradiol, aromatase, FBS, and insulin in alleviating the complications of PCOS.
    Keywords: Galega Officinalis, PCOS, Steroid hormones, Rat}
  • Seyd-Hosein Abtahi-Evari, Majid Shokoohi, Ali Abbasi, Asghar Rajabzade, Hamed Shoorei, Hosein Kalarestaghi
    Objective
    Diabetes mellitus (DM) is impairing secretion of insulin or resistance to insulin. Herbal medicine plays an important role in the management of DM. We aimed to test antidiabetic effects of Galega officinalis on diabetic rats.
    Materials And Methods
    Twenty-eight male Wistar rats were randomly divided into 4 groups (n=7). Diabetes was induced by streptozotocin (STZ) (50 mg/kg). Diabetic rats were calcified into a diabetic control group (DC), DHEG group (50 mg/kg hydroalcoholic extract of G. officinalis), DG group (5 mg/kg glibenclamide). After 20 days, rats" blood samples, kidney, liver, and pancreas were kept in -70°C to test blood levels of glucose, insulin, lipid profile, some oxidative stress markers and antioxidant enzymes.
    Results
    The fasting blood sugar (FBS) levels in the normal, DHEG, and DG groups were significantly lower than the DC group (P
    Conclusions
    The results of the present study indicated that G. officinalis could be beneficial for the treatment of diabetes through improving tissue sensitivity to insulin and preventing tissue damages.
    Keywords: Diabetes, Streptozotocin, Galega officinalis, Kidney damage, Rat}
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