Mahyar Gerami

Putrescine-Mediated Modulation of Morphological and Reproductive Differentiation During Direct In Vitro Regeneration of Rosa chinensis cv. Old Blush

Arash Zahedi, Mahyar Gerami, Mahboubeh Davoudi Pahnekolayi

In vitro regeneration and flowering systems provide valuable platforms for rose breeding and biotechnological applications. Although the effects of plant growth regulators (PGRs) on Rose regeneration have been extensively studied, the contribution of growth additives, either alone or in combination with PGRs, …

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Exogenous putrescine enhances drought tolerance by improving growth and antioxidant responses in Petunia × hybrida cv. Grandiflora

Maryam Shahnavazi, Mahyar Gerami, Davood Akbari Nodehi, Fazl Shirdel Shahmiri et autres

Polyamines (PAs) are small aliphatic compounds that function as important plant biostimulants, contributing to growth regulation, development, and responses to environmental stresses. Among these compounds, putrescine (Put) has gained considerable attention for its potential role in improving plant tolerance to abiotic stresses, …

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Effects of Titanium Dioxide Nanoparticles and Putrescine Foliar Application on Some Morphophysiological Characteristics and Activity of Antioxidant Enzymes in Rosemary (Rosmarinus officinalis L.)

A.K. Bakhshi, Mahyar Gerami

Background: Elicitors play an important role in the supply and absorption of nutrients in plants.They are also able to improve growth and increase the quantity and quality of the product through making changes in the main and systemic processes of plants.Biological applications …

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Alleviating Salt-Induced Effects in Stevia rebaudiana Via Exogenous Supply of Titanium Dioxide Nanoparticles and Putrescine

Mahyar Gerami, Parastoo Majidian, M. Andarza, Hamid Reza Ghorbani

Abstract Salinity poses a serious challenge for stevia cultivation to meet growing demand. This study investigates protective supplements for stevia grown under saline conditions. Seedlings were subjected to titanium dioxide nanoparticles (0, 150, and 300 ppm), putrescine (0 and 1 mM), and …

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Studying the impact of titanium dioxide nanoparticles on the expression of pivotal genes related to menthol biosynthesis and certain biochemical parameters in peppermint plants (Mentha Piperita L.)

Fatemeh Ramzanpoor Veleshkolaii, Mahyar Gerami, Elham Younesi-Melerdi, Masoumeh Rezaei Moshaei et autres

Abstract Background This study examines the impact of titanium dioxide nanoparticles (TiO2NPs) on gene expression associated with menthol biosynthesis and selected biochemical parameters in peppermint plants (Mentha piperita L.). Menthol, the active ingredient in peppermint, is synthesized through various pathways involving key …

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The potential application of biochar and salicylic acid to alleviate salt stress in soybean (Glycine max L.)

Mohammad Mehdi Alizadeh, Mahyar Gerami, Parastoo Majidian, Hamid Reza Ghorbani

Salt stress has been one of the major contributor which affect soybean seed germination, its establishment, growth, and physiology stages. Utilization of strategies such as soil amendment and elicitors are of significant importance to reduce the disadvantageous effects of salt stress. In …

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Beneficial Role of Multi-Walled Carbon Nanotubes on Physiological and Phytochemical Responses ofMentha piperitaL under Salinity Stress

Reza Fallah, Mahyar Gerami, Moazzameh Ramezani

MWCNTs (Multiwalled Carbon Nanotubes) are nanomaterials that can enter the soil through various sources. Our understanding of the effects of MWCNT on plant growth is not yet complete and needs to be further studied. In this study, the possible effects of MWCNTs …

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Green synthesis of silver nanoparticles, graphene, and silver-graphene nanocomposite using Melissa officinalis ethanolic extract: Anticancer effect on MCF-7 cell line.

Farzaneh Sadat Motafeghi, Mahyar Gerami, Parham Mortazavi, Babak Khayambashi et autres

Objectives: Nanotechnology has helped a lot in diagnosing and treating multiple illnesses, specifically cancer, and increasing the development of targeted drug delivery methods. Nanocomposites are materials with at least one component smaller than 100 nm. Therefore, this study aims to assess the …

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Antibacterial effect of cerium oxide nanoparticle against Pseudomonas aeruginosa

Khosro Zamani, Noushin Allah-Bakhshi, Faezeh Akhavan, Mahdieh Yousefi et autres

BACKGROUND: Antibiotics have been widely used for the treatment of bacterial infections for decades. However, the rapid emergence of antibiotic-resistant bacteria has created many problems with a heavy burden for the medical community. Therefore, the use of nanoparticles as an alternative for …

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EFFECT OF GREEN SYNTHESIZED SILVER NANOPARTICLES ON CARNOSIC ACID CONTENT AND PHYSIO-BIOCHEMICAL PROPERTIES OF Rosmarinus Officinalis L

Tayebeh Azari Nezhadian, Parastoo Majidian, Mahyar Gerami, Moazzameh Ramezani

In biosynthesis of metal nanoparticles, it is possible to replace the old chemical synthesis methods with new environment-friendly procedures.In this study, AgNP was synthesized using extracts of Rosmarinus officinalis L. leaves, and then its effect on biochemical characters, antioxidant enzymes activity, and …

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Effect of graphene / metal nanocomposites on the key genes involved in rosmarinic acid biosynthesis pathway and its accumulation in Melissa officinalis

Roya Karimi Soraki, Mahyar Gerami, Moazzameh Ramezani

BACKGROUND: Recently, numerous investigations have been done to study graphene and silver nanoparticle in the fields of agriculture and medicine. In the present study, the green synthesis of nanoparticles with two concentrations (0, 40, 60 mM) and their effect on the molecular …

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Physio-chemical responses of exogenous calcium nanoparticle and putrescine polyamine in Saffron (Crocus sativus L.)

Leyla Badihi, Mahyar Gerami, Davood Akbarinodeh, Mohammad Shokrzadeh et autres

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