Semra Malkoç

ORCID: 0000-0002-8092-411X
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About
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Research Areas
  • Chromium effects and bioremediation
  • Adsorption and biosorption for pollutant removal
  • Heavy metals in environment
  • COVID-19 impact on air quality
  • Municipal Solid Waste Management
  • Geochemistry and Geologic Mapping
  • Air Quality and Health Impacts
  • Mercury impact and mitigation studies
  • Enzyme Production and Characterization
  • Analytical chemistry methods development
  • Indoor Air Quality and Microbial Exposure
  • Radioactivity and Radon Measurements
  • Microbial Metabolites in Food Biotechnology
  • Healthcare and Environmental Waste Management
  • COVID-19 epidemiological studies
  • Infection Control and Ventilation
  • Metal Extraction and Bioleaching
  • Air Quality Monitoring and Forecasting
  • Heavy Metal Exposure and Toxicity
  • Collagen: Extraction and Characterization
  • Conservation Techniques and Studies
  • Phosphorus and nutrient management
  • Tea Polyphenols and Effects
  • Dental Implant Techniques and Outcomes
  • Soil Geostatistics and Mapping

Eskisehir Technical University
2018-2024

Chhattisgarh Council of Science and Technology
2023

John Wiley & Sons (United States)
2023

Anadolu University
2010-2017

Eskişehir City Hospital
2010-2017

A detailed study was conducted to determine the current status of heavy metals Cd, Cu, Cr, Fe, Hg, Mn, Ni, Pb, and Zn in Eskisehir, Turkey. The 15 different locations (n =270) studied were specifically selected identify effects soil pollution on tramway, which has been service since December 2004 for public transportation Eskisehir. samples taken from three lines: tramway-only lines, traffic-only both traffic tramway lines. level estimated based geoaccumulation index (I(geo)), enrichment...

10.1002/etc.354 article EN Environmental Toxicology and Chemistry 2010-09-09

Microplastics (MPs) have indeed raised significant concerns due to their widespread presence and potential adverse effects on both the environment human health. This study aims illuminate crucial aspects of MPs, including origins, migration behavior, for bioremediation as an effective strategy removal. can originate from various sources, such fragmentation larger plastics, microbeads in personal care products, shedding fibers textiles, industrial pellets, products containing microplastics....

10.46239/ejbcs.1374947 article EN Eurasian Journal of Biological and Chemical Sciences 2024-05-19

There is a great interest in the removal of heavy metals from aqueous media by various biomass. In this study, potential using live and dead cells Variovorax paradoxus Arthrobacter viscosus bacteria for Zn(II) were investigated first time. The isolated ceramic industry sludge. Remaining concentrations metal solutions after biosorption measured ICP-OES. solution increased with increasing pH initial ion concentration. maximum efficiency V. was calculated as 92.7 91.3%, respectively, whereas A....

10.1080/19443994.2015.1073181 article EN cc-by-nc-nd Desalination and Water Treatment 2015-07-27

Heavy metal pollution is one of the main factors traffic pollution.The public authorities have been monitoring concentration heavy by means sampling stations.This paper describes response surface models and an intelligent regression algorithm, multivariate adaptive splines (MARS) to data collected from soil at stations where there were high density buildings, roads, tramways.The model variables included number car tramways levels Cadmium (Cd), Zinc (Zn) Lead (Pb), depth 0-100mm.The objective...

10.21833/ijaas.2017.02.002 article EN International Journal of ADVANCED AND APPLIED SCIENCES 2017-01-14

Kufler uygun kosullar altinda farkli agir metaller icin iyi bir biyosorban olabilir. Bu calismada, seramik sanayi atik camurlarindan Aspergillus spp. izole edilmis ve bakir kadmiyum metallerine toleransi incelenmistir. Deneyler 25 °C’de miktari 2,5 g, Cu (II) pH = 4-4,5, Cd 6 baslangic metal konsantrasyonu 1 mM 5 olarak yapilmistir. Iki susunun bakiri uzaklastirma etkinlikleri sirasiyla % 90-95 ve% 85-90 bulunmustur. Canli olu biyosorbanin emilim kapasiteleri 5,3676 mg g-1, 18,661 g-1 ise...

10.5505/biodicon.2019.42714 article TR Biological Diversity and Conservation 2019-01-01

About 94% of waste eggshells are composed calcium carbonate (CaCO3), which allows for the generation oxide (CaO), can be utilized to synthesize hydroxyapatite (HAp). This study uses chemical precipitation and calcination methods natural HAp from eggshell waste. In first stage, powdered was calcined at 900 °C convert (CaCO3) in into precursor particles HAp, before being subjected precipitation. To obtain powder mixed with deionized water, suspension, whose pH adjusted 8.5 using phosphoric...

10.18038/estubtda.1539308 article EN Eskişehir Technical University Journal of Science and Technology A - Applied Sciences and Engineering 2024-12-16

Owing the importance of biosorption heavy metals by different organisms, a moderately halophilic fungus isolated from Çamalti saltern was first time investigated for its potential biosorption.Different namely, lead [(Pb(NO3)2], nickel (NiCl2), chromium (K2CrO4), zinc (ZnCl2), cadmium (CdCl2.H2O), copper (CuSO4) and cobalt (CoCl2.6H2O)were screened resistance most tolerated metal Penicillium sp. chosen in assay.The tolerance observed order lead>cadmium...

10.18036/btdc.01000 article EN cc-by-nc-nd ANADOLU UNIVERSITY JOURNAL OF SCIENCE AND TECHNOLOGY –C Life Sciences and Biotechnology 2016-05-13

Abstract This study aims to prepare a low‐cost, environmentally friendly, and alternative, biosorbent remove chromium Cr (III) lead Pb (II) from polluted water find out the highest removal efficiencies using 2 k factorial experiments. The tolerant fungal strain identified as Penicillium chrysogenum was isolated ceramic industrial sludge. impact of process variables on biosorption by P. first evaluated with Taguchi screening design. Factors levels were determined optimize efficiency....

10.1002/tqem.21894 article EN Environmental Quality Management 2022-07-07

One of the biggest problems global world is environmental pollution.Much work being done to prevent pollution and expenditures are made for this area.The use biological molecules instead physical chemical methods removal metals from industrial water an alternative, economical highly effective method.Metal tolerance detoxification mechanisms in fungi, like many other microorganisms, with bioaccumulation ability heavy metals, were quite a little knowledge.In study, relationship between lead...

10.52547/crpase.7.2.2345 article EN Computational Research Progress in Applied Science and Engineering 2021-01-01

Today a number of such industries as textile, paper and printing whose processes involve dyes discharge wastewater containing heavy pollution load directly into receiving environment. Dyes, which are mutagenic carcinogenic, spread across the environment, threatening aquatic populations human health severely. It is possible to reduce contamination caused by these using biological methods. In this study, biosorption technique utilized for treatment textile industry wastewater. order achieve...

10.18038/aubtda.283045 article EN cc-by-nc-nd Anadolu University Journal of Science and Technology-A Applied Sciences and Engineering 2017-07-27

Due to anthropogenic activity, most vulture species are threatened. Neophron percnopterus, the Egyptian vulture, is a with declining population. One of important factors threatening exposure chemicals. The second largest population this bird found in Turkey. Accumulation heavy metals for has not been investigated. aim study was detect and measure As, Cd, Cr, Cu, Hg, Ni, Pb, Zn values feathers percnopterus. Calamis vane, which different part feathers, were analyzed separately ICP-OES....

10.3906/zoo-1903-21 article EN TURKISH JOURNAL OF ZOOLOGY 2019-09-23

Abstract Coronavirus disease 2019 (COVID-19) is caused by the SARS-CoV-2 virus and has been affecting world since end of 2019. Turkey severely affected with first case being reported on March 11 th 2020. Ambient particulate matter (PM) samples in various size ranges were collected from 13 sites including urban background locations hospital gardens 10 cities across between May 14 June, 2020 to investigate a possible presence RNA ambient PM. A total 155 daily (TSP, n=80 ; PM 2.5 , n=33 2.5-10...

10.1101/2021.01.24.21250391 preprint EN cc-by-nc-nd medRxiv (Cold Spring Harbor Laboratory) 2021-01-25

In this study, a detailed investigation has been conducted to understand the contamination characteristics and distributions of heavy metal pollution in terms contributions concentrations as mg/kg Cd, Cr, Cu, Ni, Zn, Pb, Fe Mn urban soil Eskişehir city center. The amount these metals were determined from 15 sample points collected within area every point included 6 separated samples for chemical analyses. results indicated that concentration values all except Ni Cr soils below risky limit...

10.1364/orse.2010.pdotua3 article EN Imaging and Applied Optics Congress 2010-01-01
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