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یافتههای نوین در علوم زیستی
ISSN 2423-6330 · Kharazmi University · 325 artikel di indeks
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The impact of industrial wastewater on some of the morphological and physiologhical characteristics of Cyperus alternifolius, Chrysopogon zizanioide and Aloe vera
The increase of the entry of industrial effluents containing various types of heavy metals into water and soil leads to the ever-increasing spread of environmental problems. Therefore, it is necessary to find less expensive solutions to reduce the pollution. In this regard, in order to compare the…
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A new record of Solanum chenopodioides (Solanaceae), from Iran, Bujagh National Park (Guilan Province)
Solanum chenopodioides is introduced here as a new record for the flora of Iran from the coastal areas of the Caspian Sea, Guilan province. This species grows in Bujagh National Land-Sea Park, on sand dunes, along with other coastal psammophytic plants. This species belongs to the Morelloid clade…
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The effect of glycolysis inhibitor dichloroacetate on the apoptosis rate and alteration of gene and miRNA expression of breast cancer cells MDA-MB-231
Breast cancer is the most common cause of death from cancer among women. The triple-negative breast cancer (TNBC) is the most invasive subtype, and chemotherapy is the only therapy option. Cancer cells preferably utilize the glycolysis pathway even with proper oxygen availability, and this…
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Plant-based vaccines production and conducted experiments in this case, as an effective strategy to combat infectious diseases, such as Coronavirus disease (COVID-19)
The emergence of new viruses has always been a threat to the health of people around the world, the latest example of it is the new strains of the coronavirus (SARS-CoV-2) and the resulting acute respiratory distress syndrome (ARDS). The current situation underscores the importance of rapidly…
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An investigation on the mollusc fauna in west and south of Tehran Province, Iran
Molluscs are important pests of natural and agricultural ecosystems, by feeding on different parts of leaves, stems, flowers, buds, fruits and roots of different plant hosts, reducing the marketability of annual agricultural products and damage plant species in different habitats in the country…
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Frequency of PGP and MRPA efflux pump genes in drug resistance in clinical isolates of Leishmania tropica and L. major
This study aimed to identify PGP and MRPA genes in clinical isolates of Leishmania. The genes of pgpa (MRPA) and mdr1 (PGP) are involved in the drug resistance, their products act as dependent transporters of ATP (ABC Transporter) in the reflux of drugs from the cytosol to the outer space of the…
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Plant diversity in the understory of plant communities along the elevational gradient in western Aladagh Mountains, northeastern Iran
Understanding the different patterns of plant diversity and distribution along the environmental gradients is essential for managing ecosystems, especially in fragmented habitats due to intensive human pressure. The Darkash area is located in the western Aladagh Mountains in Khorassan-Kopet Dagh…
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The effect of type 2 diabetes on the olfactory bulb structure of Wistar rats
Olfaction, the sense of smell, plays an important role in the individual's safety, nutrition, social interactions, sexual function, and quality of life. Diabetes mellitus, which affects more than 400 million people worldwide, is associated with olfactory dysfunction. This work evaluated the…
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Determining of optimal temperature for germination of lentil cultivars (Lens culinaris Medik) for autumn cultivation in Khuzestan province
Successful germination is the main factor in proper establishment and seedling yield. Information on seed germination, in the face of temperature changes at the time of planting, is a way to identify more suitable cultivars for cultivation at the planting site. For this purpose, a factorial…
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Evaluation of osmotic regulation, total phenol, protein and antioxidant enzymes in four fennel populations under saline treatments using vermicompost
Fennel is a medicinal plant; all of its parts were being used by humans in different ways. This plant is relatively sensitive to salinity. A factorial experiment as a randomized complete block design with three replications at the greenhouse level was executed to investigate the effect of…
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Phylogenetic placement of Stachys sect. Satureoides (Lamiaceae; Lamioideae)
Stachys sect. Satureoides includes four species characterized by being annual herbs having oblanceolate leaves, urceolate calyx in fruit and dense hairs at mouth and are distributed from Eastern and Southern Turkey, Syria, Northern Iraq to Western Iran. The main aim of present study is to determine…
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Anticancer effect of Artemisia extract and cisplatin on induction of apoptosis and inhibition of proliferation in A2780 human ovarian cancer
Cisplatin, as a chemotherapy drug, causes serious side effects in the advanced stages of the cancer. Recently, Artemisia has been considered for its bioactive compounds, anti-proliferative and anti-inflammatory effects. The aim of this study was to evaluate the anti-cancer and anti-metastatic…
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Evaluation of the callogenesis of Centella asiatica, a medicinal plant
Centella asiatica, is well known to be a valuable medicinal plant for producing valuable compounds such as asiaticoside, asiatic acid, madcasoside and madcasic acid. The plant is believed to improve memory, lower blood pressure, be a strong antioxidant and anticancer. Therefore, it is important to…
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Isolation of some bacteria for halophilic microbiome of Urmia Lake
Urmia Lake is the largest lake in the Iranian plateau and the second largest Salt Lake in the world. This study was conducted to identify hypersaline bacteria in the lake through the screening with molecular markers. For the molecular study of the bacterial microbiome of the lake, samples were…
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The effect of nano selenium and sodium selenate on biochemical, physiological, and growth parameters of Bell pepper (Capsicum anumm)
Selenium, a non-essential element for plants, is essential for animals as well as human beings. Although the role of selenium in plants is yet to be properly understood, previous researches have shown that this element can affect plant growth and metabolism. In this study, the effect of foliar…
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Optimization of S-layer protein purification from Deinococcus radiodurans strain R1
S-layer proteins of Deinococcus radiodurans are the best self-assemble systems among other proteins that have an essential role in the fabrication of nanowires. Therefore, the purification of these proteins is necessary. The purpose of this research was to optimize the purification of s-layer…
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Floristic study of five villages in Aladagh rural district in Bojnourd city, North Khorassan, Iran
The present research, a floristic study was executed on Imamverdy, Dartum, Ghapagh, Garivan and Niestaneh villages, located 30 km south of Bojnourd (North Khorassan province) with altitudinal range of 1442-1783 m. The present study aimed to identify the specimens, their possible medicinal…
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Evaluation of antifungal activity of nano and bulk forms of copper oxide in wheat (Roshan cultivar)
Wheat (Triticum aestivum L.), as one of the most important cultivated crops in the world and Iran, is constantly threatened by many diseases, including Fusarium contamination. Due to the unique characteristics of nanoparticles, copper oxide nanoparticles show high antibacterial and antifungal…
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Evaluation of genes expression changes in the mitochondrial pathway of apoptosis and cell cycle in AsPC-1 cells treated with Fluorouracil
Pancreatic cancer is one of the most deadly and aggressive cancers; Fluorouracil induces apoptosis and cell cycle arrest in cancer cells. In the present study; the effect of Fluorouracil on different stages of the cell cycle and the expression of genes involved in the internal pathway of apoptosis…
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Evaluation of freezing tolerance in chickpea promising genotypes (Cicer arietinum) using physiological traits and molecular markers
Chickpea is one of the most important plants of the legume family and is very important in the diet. In order to investigate the genetic diversity of chickpea, an experiment was conducted with 18 chickpea genotypes in the form of a completely to investigate the genetic diversity of chickpea, an…