Parisa Mohammadi

• Professor
• Academic member at Alzahra University

Preservation of ancient works is one of the most important concerns of those interested in cultural heritage. Restorers use various physicochemical and biological methods to preserve and/or clean ancient objects. One of the cleaning methods is using herbal essential oils (EOs). Since EOs are often volatile, their incorporation into polymers can mit...

This study examines the potential of microorganisms in colonization, penetration and growth on brick substrate. Bacterial strains of Kocuria rosea, Bacillus licheniformis and Oceanobacillus picturae and fungal strains of Cladosporium limoniforme and Penicillium chrysogenum were inoculated on brick surfaces. These microorganisms were isolated from M...

Background: Paper substrates are highly susceptible to fungal degradation, as fungi produce enzymes that decompose paper materials. This study investigates and compares the antifungal efficacy of silver nanoparticles (AgNPs) synthesized through various physical and biological methods. The fungal strains tested, Penicillium sp. and Aspergillus sp.,...

BTEX, comprising benzene, toluene, ethylbenzene, and xylene, are toxic and carcinogenic compounds known to pose health risks to both humans and other living organisms. The objective of this study was to isolate the bacteria capable of biodegrading these compounds. Competent bacteria were selected and a GC–MS analysis was conducted for the evaluatio...

Abstract Biodeterioration results from complex interactions between living organisms and various organic and inorganic substrates, which cause physical and chemical changes on the substrate. These changes are strongly related to the metabolic activities of living organisms. Finding a proper approach against biodeterioration is often difficult, and...

The beneficial effects of plant essential oils (EOs) have been known for a long time and now they are used in various fields such as medicine and aromatherapy as well as in food and pharmaceutical industries. In the last few years, the use of plant EOs has been noticed against to biodeterioration of cultural heritage, which represents a powerful re...

The emergence of new viruses into human populations is one of the major challenges in the coming decades. The COVID-19 crisis was an intense reminder. Environmental perspective of SARS-CoV-2 as an emerging viruses is at the focus of many studies. Multiple investigations have shown the presence of the virus in the excrement of an individual who is i...

The biodeterioration of cultural heritage monuments is a worldwide phenomenon, closely linked to the presence of microorganisms and macroorganisms. Microbial colonization leads to physical, chemical damage and esthetic changes. Synthetic polymers, particularly acrylics, are often used to consolidate and protect monuments and artistic stone surfaces...

Gold mine operations release toxic arsenic and other heavy metals into the environment, which can be accumulated in water resources and the food chain. As microbial bioremediation has been a promising method for pollutant removal from contaminated sites, the identification of bacterial communities in arsenic-contaminated resources has recently been...

Abstract With the passage of time, unique old architectures and historical buildings are exposed to physicochemical and biological deteriorations and the dimensions of these damages differ depending on the geographical location, the amount of environmental pollution, the composition of raw materials and its constituent elements. Various agents suc...

Background and Objectives Respiratory infections are the most serious condition in cystic fibrosis (CF) patients; therefore, a thorough comprehension of the diversity and dominant microbial species in CF airways has a crucial role in treatment. Our objective was to determine the antibiotic resistance profile of CF airways microbiota and compare cul...

Background and Objectives With entering the “post-antibiotic era”, antibiotic resistance is one of the most important problems in food security, health and medicine. Invention of nanoparticles with intrinsic antimicrobial activity has been provided a new tool to combat the problem, including some metal nanoparticles. But protein nanoparticles have...

Background and Objectives: The present study was to evaluate the microbial diversity inhabiting biodeteriorated precious manuscripts of the Holy Quran placed in one of the repositories of the Library of Astan Quds Razavi (AQR), and its relation to the air microbial diversity. Materials and Methods: Three non-invasive sampling methods, culture-based...

ABSTRACT BACKGROUND AND OBJECTIVES Lichens as one of the important biodeteriorating organisms have a main role in the biodeterioration of cultural heritage monuments, although in some conditions, they show protective impacts and have a conservative effect to protect substrate damages. Since lichens mainly have deleterious effects, it is necessary t...

ABSTRACT BACKGROUND AND ABJECTIVE Biodeterioration is an irreversible damage caused by microorganisms or their metabolites to artworks and monuments. Fungi are one of the most important agents in the biodeterioration of cultural works in external environments. Nowadays, nanoparticles obtained from plant extracts have been attracted the attention of...

Background: Gold mine operations release toxic arsenic and other heavy metals into the environment, which can be accumulated in water resources and the food chain. As microbial bioremediation has been a promising method for pollutant removal from contaminated sites, the identification of bacterial communities in arsenic-contaminated resources has r...

Wastewater-based epidemiology (WBE) is a potential approach for determining the viral prevalence in a community. In the wake of the COVID-19 pandemic, researchers have begun to pay close attention to the presence of SARS-COV-2 RNA in various wastewaters. The potential for detecting SARS-CoV-2 RNA in hospital sewage could make it an invaluable resou...

The Jāmé Mosque of Isfahan or Masjed-e Jāmé is a historical mosque listed as a World Heritage Site by UNESCO in 2012. Tiles are one of the main materials used in this monument. This study was designed to assay the growth of fungi on the glazed tile and evaluating their alterations in the laboratory. Three fungi, Aspergillus niger and Parengyodontiu...

Nanotechnology has prompted advances and changes in numerous technologies and can possibly change different subjects in the agricultural area, including pesticides, biosensors, composts, development of food packing, and different situations in the farming business. In nanotechnology, nanoparticles (NPs) play a significant role. Because of the numer...

The Masjed-e Jāme’ of Isfahan is one of the largest historic mosques in the Islamic world. It was listed as a World Heritage Site by UNESCO. Due to the arid climate of the region, the building is quite well preserved and presents only localized patterns of alteration. However, due to the risk of biodeteriogenic microorganisms which could be present...

Masjed-e Jāme' of Isfahan is one of the valuable historical monuments of Iran, which was registered in 2012 as UNESCO cultural heritage and is one of the largest ancient islamic mosques. Microorganisms can alter artifacts and archaeological monuments by producing metabolites such as acids, solvents, surfactants, pigments, and biofilm. In according...

Phylogenomic analysis of Nostoc sp. MG11, a terrestrial cyanobacterium, and some terrestrial and freshwater Nostoc strains showed that the terrestrial strains grouped together in a distinctive clade, which reveals the effect of habitat on shaping Nostoc genomes. Terrestrial strains showed larger genomes and had higher predicted CDS contents than fr...

Biodegradation of organic matter in the elemental cycle is very important, but in the case of the museum and archival works, the degradation called biodeterioration leads to the loss of valuable information that biologists seek to reduce its damages. The purpose of this study was to investigate the bacterial pathology of some of the exquisite manus...

Arthrobacter agilis strain MJ.II 16S ribosomal RNA gene, partial sequence. ACCESSION MW892451

Arsenic oxyanions are toxic chemicals that impose a high risk to humans and other living organisms in the environment. The present study investigated indigenous heterotrophic bacteria in the tailings dam effluent (TDE) of a gold mining factory. Thirty-seven arsenic resistant bacteria were cultured on Reasoner's 2A agar supplemented with arsenic sal...

Climate change is one of the most important issues that has attracted a great deal of attention and caused many environmental problems for health systems and global economy. Studies have shown that during climate change, microorganisms also change significantly resulted in many problems including the recurrence and spread of infectious diseases, em...

Alternaria sp. strain MJI internal transcribed spacer 1, partial sequence; 5.8S ribosomal RNAgene and internal transcribed spacer 2, complete sequence; and large subunit ribosomalRNA gene, partial sequence

Cladosporium cladosporioides strain MJ-AM internal transcribed spacer 1, partial sequence;5.8S ribosomal RNA gene and internal transcribed spacer 2, complete sequence; and largesubunit ribosomal RNA gene, partial sequence GenBank: MW812263.1

Aspergillus niger strain MJ internal transcribed spacer 1, partial sequence; 5.8S ribosomal RNA gene and internal transcribed spacer 2, complete sequence; and large subunit ribosomal RNA gene, partial sequence. ACCESSION MW767126

Parengyodontium album strain MJI internal transcribed spacer 1, partial sequence; 5.8Sribosomal RNA gene and internal transcribed spacer 2, complete sequence; and large subunit ribosomal RNA gene, partial sequence GenBank: MW767610.1

Aspergillus flavus strain I-MJ internal transcribed spacer 1, partial sequence; 5.8S ribosomalRNA gene and internal transcribed spacer 2, complete sequence; and large subunitribosomal RNA gene, partial sequence

Silver nanoparticles (AgNPs) are metallic zero-dimensional nanomaterials that have attracted a lot of attention due to their conductivity, chemical resistance, antibacterial, antiviral, antifungal, antiangiogenic, and antiinflammatory properties. Applying Ag as a microbiocidal agent involves oxidation Ag⁰ to the Ag⁺. AgNPs are well-known for their...

The biosynthesis of nanoparticles (NPs) has recently attracted a lot of research attention due to its being an eco-friendly and economical method. NPs are formed under normal temperatures and pressures. The shape and size of NPs can be controlled by choosing a suitable pH and temperature. In this study, 24 strains of fungi isolated from desert soil...

In this study, the extract of two strains of cyanobacteria was used for the synthesis of silver nanoparticles (NPs). UV-vis spectroscopy, X-ray diffraction, dynamic light scattering and field emission scanning electron microscopy (FESEM) analyses were carried out to characterise the NPs. The antioxidant activity and heavy metal detection properties...

Antiquities and monuments are represents of the culture, civilization and historical background of a country and can be very effective in economic growth and development of countries. It is very important to protect these monuments and if not to be noticed, will be causes serious and irreversible destruction. In recent years, chemical and physical...

The biosynthesis of nanoparticles (NPs) has recently attracted a lot of research attention due to its being an eco-friendly and economical method. NPs are formed under normal temperatures and pressures. The shape and size of NPs can be controlled by choosing a suitable pH and temperature. In this study, 24 strains of fungi isolated from desert soil...

Fungi are the most important agents of biodeterioration in museums, libraries, and repositories. The objective of the present study was to evaluate the microbial diversity in biodeteriorated manuscripts located in a repository of the central library of Astan Quds Razavi and to estimate the fungal occurrence of the repository air. The sterile cotton...

Many plants biosynthesize biochemical compounds with antibacterial properties that can be used in industrial or food technology. They have effect on growth of bacteria thus, natural constituents in the plant extracts open new trends to control microbial infections. Cyclamen is a wild plant that can be used as a drug. Aim of this work is to reveal a...

Rudkhan Castle, one of the most valuable monuments in Iran, belongs to the Sasanian Empire, and nearly all of the parts are made of bricks. The castle had been exposed to physicochemical and biological factors over the years. Locating in a humid environment and possessing porous surface has made it appropriate substrata for microorganisms’ coloniza...

The presence of certain volatile organic compounds is used for the detection of fungi in the indoor environments. The synthesis of SnO2/Pd nanoparticles (NPs) was performed via the reduction of Pd²⁺ in the presence of l-glycine. The XRD and EDX results confirmed the presence of palladium on the surface of SnO2 NPs. The sensing properties of SnO2/Pd...

Chlorosarcinopsis eremi is a member of Chlamydomonadales algae which is isolated from terrestrial environments. In this study, the mitochondrial genome of C. eremi isolated from desert region of Iran, was represented for the first time. Following sequencing, assembly and annotation, comparative analyses of C. eremi and other available Chlamydomonad...

Background and Aim: The ability to predict antigenic sites on proteins is of major importance for medication. The aim of this study was to predict the antigenic sites on Agglutin in Like Sequence (ALS1) and Hyphal Wall Protein Sequences (HWP1) in Candida albicans isolated of vaginal infections using Physico-Chemical Profiles server. Materials and...

Introduction: Biodeterioration is an irreversible damage caused by microorganisms or their metabolites to various historic and cultural monuments. In numerous studies, the use of various materials in the restoration of historic and cultural monuments, without studying their effects on the growth of biological growth, stimulates the progress of mic...

Soil microbial and biochemical properties are important indicators in estimating soil degradation. This study aimed to determine the impact of site, season, and grazing on microbial population size, microbial biomass carbon, and dehydrogenase activity in two semiarid areas in Kerman Province, Iran. Soil samples were taken from four sites that were...

Introduction: national park is one of the invaluable natural sources in our country and its microbial variety has not been investigated. Cyanobacteria are of those organisms that are present in all terrestrial and water ecosystem and some minerals are limiting factor in their growth. The goal of this study is investigate the present cyanobacteria i...

Cyanobacteria, especially the nitrogen fixation, are considered as one of the most important bacteria in all aquatic and terrestrial environments and have vital roles in the arid and semi-arid ecosystems. Therefore, in the present study, cyanobacteria obtained from a harsh terrestrial ecosystem were selected and the nitrogen fixation activities wer...

Semiarid ecosystems are more sensitive to environmental changes than other terrestrial ecosystems, which makes their monitoring very important. Determining soil quality is critical to precise monitoring of semiarid area, and its evaluation involves the assessment of soil properties. In this study, the soil chemical properties and enzyme activities...

Phototrophic microorganisms have an important role in the survival, maintenance and restoration of natural ecosystems and environments, especially in arid and semi-arid areas. In this study, soil samples of Khabr National Park located in Kerman Province of Iran, were cultured onto Bold’s Basal Medium (BBM) and Blue-Green Medium (BG11). First, the i...

Black fungi are considered as one of the original inhabitants of arid and semi-arid areas because of high ability to tolerate extreme environments. During the growth procedures, they alter the bedrocks. The present study was carried out to investigate the impacts of black rock inhabiting fungi on the tomb of Cyrus the Great bedrock. A preliminary m...

Candida species are the most common cause of fungal infections. Early identification of Candida species is necessary for effective antifungal therapy and can also facilitate control of hospital infections. Identification of Candida species by conventional methods is time-consuming with low sensitivity, but molecular approaches have provided an alte...

The tomb of Cyrus the Great, the most important monument in Pasargadae, has been listed as a world heritage site by UNESCO. Like many other stone monuments, the tomb has been affected by the colonization of microbial communities, especially lichens that were subjected to physical elimination in 2006. In the present study, recolonization of Calogaya...

Phototrophic microorganisms are the first residents of different surfaces of ancient buildings' walls. These organisms can expand to provide the colonization of other microorganisms and to form microbial biofilms. During biofilm growth, acids and metabolites production bore the substratum and cause surfaces damages. Rudkan Castle, the historic monu...

Black microcolonial fungi (MCF) are considering as important organisms in biochemical deterioration processes. They are one of the most stress resistant organisms that are known on Earth and can grow in extreme environments like bare rock surfaces. The aim of present study is the investigation of the effect of MCF in chemical changes of the calcare...

Background and Purpose: Candidiasis, an important fungal infection, is considered the fourth most common nosocomial blood stream infection. Nowadays, because of increased fungal resistance to antibiotics, the use of herbal medicine has gained particular attention. Cyclamen species are medicinal plants containing triterpenoid saponins, which are sho...

Actually, this working publication is limited to only culture-based methods due to lack of time.

Background: Candida species are usually opportunistic organisms that cause acute to chronic infections when conditions in the host are favorable. Accurate identification of Candida species is an essential pre-requisite for improved therapeutic strategy. Identification of Candida species by conventional methods is time-consuming with low sensitivit...

Objectives: Biofilms are communities of bacteria attached to surfaces through an external polymeric substances matrix. In the meantime, Acinetobacterbaumanniiis the predominant species related to nosocomial infections. In the present study, the effect of silver nanoparticles alone and in combination with biocides and imipenem against planktonic and...

Pseudomonas aeruginosa is an opportunistic pathogen that causes a variety of infections in compromised patients. The ability of Pseudomonas aeruginosa to produce chronic infection is based in part on its ability to biosynthesis of biofilm, and alginate is the major polysaccharide in the synthesized biofilm. So alginate degradation is very essential...

Antfungal activity of three Lichens Leptogium saturninum, Ramalina roesleri, Punctelia subrudecta against clinical Candida albicans, Candida tropicalis and Candida glabrata isolates

Objectives: Biofilms are communities of bacteria attached to surfaces through an external polymeric substances matrix. In the meantime, Acinetobacter baumanniiis the predominant species related to nosocomial infections. In the present study, the effect of silver nanoparticles alone and in combination with biocides and imipenem against planktonic an...

Total petroleum hydrocarbons (TPHs) is one of the most important environmental challenges. Phytoremediation of oil-polluted soil depends on microorganisms of the rhizosphere. This study attempts to evaluate the microbial impact of Zea mays rhizosphere during a 60 day period using three different treatments: control soil, oil-polluted soil and oil-p...

Established by Cyrus the Great in the 6th century BC, Pasargadae is the first dynastic capital of the Achaemenid Empire. One of its most important stone monuments is the tomb of Cyrus the Great (559-530 BC) which was built with large pieces of limestone. Pasargadae is generally identified as the second largest archaeological site after the imperial...

Biodeterioration is an irreversible damage that is caused by colonization of microorganisms on the surface of different materials. Among all microorganisms, fungi play an important role in deterioration of materials. Fungi can colonize on stone surfaces and by secreting different enzymes, organic and inorganic acids and pigments, can cause bio-weat...

The catheterized urinary tract provides ideal conditions for the development of biofilm populations. Catheter-associated urinary tract infections (CAUTI) are recalcitrant to existing antimicrobial treatments, therefore after treatment established biofilms are not completely eradicated and surviving biofilm cells will carry on the infection. Cis-2-d...

Background: Pseudomonas aeruginosa is an opportunistic pathogen that takes advantages of some weaknesses in the immune system to initiate an infection. Biofilms of P. aeruginosa can cause chronic opportunistic infections in immunocompromised and elderly patients. This bacterium is considered as a model organism to study antibiotic resistance as we...

Introduction: ‏ Medical devices are made from a variety of materials such as polypropylene, polycarbonate, poly styrene, glass and etc. by attaching to this surfaces, Acinetobacter baumannii can form biofilms and then cause several device associated infections. Biofilms are communities of bacteria attached to the surfaces. In this study, biofilm fo...

Background:Biofilms are communities of bacteria attached to the surfaces in an extracellular polymeric matrix which are associated with many chronic infections in humans. Acinetobacter spp. are emerging as a major cause of nosocomial infections and Acinetobacter baumannii is the predominant species associated with this kind of infections.Objectives...

Pasargadae set of ancient structures remaining from the Achaemenid impire are located in Fars province, Iran. Tomb of Cyrus the Great, which is made of limestone placed in the southern part of this area. Like any other stone, the building has been influenced by physico-chemical and biological factors. Biodeterioration of materials is an irreversibl...

Aims: Epiphytic lactic acid bacteria on leaves of grape plant (Vitis vinifera), are able to ferment these edible leaves which are used in some local foods. One of the most important factors for selection of lactic acid strains as probiotic agents is their resistance to the acidic condition of alimentary tract. Therefore in this study, aciduric pote...

It is a poster presentation extracted from "Study of Lichens as Deteriorating Agents of Cultural Heritage of Iran"(2012) project. This project was coded as INSF-88001692, and financed by National Science Foundation of Vice-Presidency for Science and Technology .

Lots of Candida albicans infections involve in biofilm formation on medical devices. This kind of biofilm can impede antifungal therapy and complicates the treatment of infectious diseases particularly in field of chronic diseases associated with implanted devices. This study has investigated the influence of treating silicone catheter, PVC and gla...

Background: Recent evidences have revealed that in more than 65% of microbial infections, biofilms have critical roles. The ability of yeasts to form biofilms on surface of medical devices such as urine catheters is an important reason of the capability of these microorganisms to cause human disease. Objectives: The aim of this study was to isolate...

Introduction and objectives: Epiphytic lactic acid bacteria on leaves of grape (Vitis vinifera), are able to ferment these edible leaves. One of the most important factors for selection of lactic acid strains as probiotic agents is their resistance to the acidic condition of alimentary tract. Therefore in this study, aciduric potential of Lactobaci...

Background & aim: Candida species are opportunistic pathogen that can cause superficial mucous membrane infections to life–threatening systemic diseases. The aim of this study was to evaluate the antifungal effects of Teucrium polium and Zingiber officinale extracts against isolated Candida sp. from urinary catheters. Mthods: In the present study,...

The problem of the deterioration of monuments made of rock is particularly relevant incountries like Iran being rich in such cultural hritage. Stone surface of monuments can be considered as extreme environments that are exposed to high solar radiation, changing temperatures, low nutrient content and sporadic availability of sufficient moisture. Th...

Biodeterioration of monuments is one of the principal fields of interest for researchers in the conservation of cultural heritage. Microorganisms which are living on inorganic substrate can settle and spread on and into the rock materials and cause biological damages.The aim of this study was to assay effectiveness of chemical treatment which is ap...

The serum levels of four important and well characterized inflammatory chemokines including MCP-1/CCL2, RANTES/CCL5, IL-8/CXCL8 and Fractalkine/CX3CL1 were evaluated in sulfur mustard (SM) exposed Iranian population 20 years after exposure. In this historical cohort study 372 SM exposed participants from Sardasht, and 128 unexposed participants as...