Yazar "Kıvanç, Merih" için Fen Fakültesi listeleme
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Is It Safe to Reuse Dental Implant Healing Abutments Sterilized and Serviced by Dealers of Dental Implant Manufacturers? An In Vitro Sterility Analysis
Cakan, Umut; Delilbasi, Çağrı; Er, Sevda; Kıvanç, Merih (Lippincott Williams & Wilkins, 2015)Purpose: This study was undertaken to investigate the sterility of used healing abutments sterilized and serviced by dealers of dental implant manufacturers. Materials and Methods: Sixty used but sterilized healing abutments ... -
Isolation and identification of lactic acid bacteria from boza, and their microbial activity against several reporter strains
Kıvanç, Merih; Yılmaz, Meral; Çakır, Erdoğan (Tubitak Scientific & Technical Research Council Turkey, 2011)A total of 45 lactic acid bacteria were isolated from 10 different boza samples consumed in Turkey. The isolates were identified with respect to colonial, cellular morphology, and biochemical characters based on API CHL50 ... -
Isolation of gallic acid-producing microorganisms and their use in the production of gallic acid from gall nuts and sumac
Sarıözlü, Nalan Yılmaz; Kıvanç, Merih (Academic Journals, 2009)A total number of eighty gallic acid producing strains were isolated from forest soil or plant samples. Among these strains, thirteen isolates were selected for gallic acid production and these isolates were Aspergillus ... -
Isolation of gallic acid-producing microorganisms and their use in the production of gallic acid from gall nuts and sumac
Sarıözlü, Nalan Yılmaz; Kıvanç, Merih (2009)A total number of eighty gallic acid producing strains were isolated from forest soil or plant samples. Among these strains, thirteen isolates were selected for gallic acid production and these isolates were Aspergillus ... -
Lactic acid bacteria from the vagina of healthy Turkish women: identification, hydrogen peroxide production
Kıvanç, Merih; Yazıcıoğlu, Demet; Dinçer, Emine (World Scientific Publ Co Pte LTD, 2011)Lactic acid bacteria are ubiquitous in nature and in humans. They play a very significant role in the general health maintenance of the host. Lactic acid production is considered to be the major protection mechanism of ... -
A method for the determination of tannase activity based on gallic acid measurement by high performance liquid chromatography (HPLC)
Sarıözlü, Nalan Yılmaz; Çakır, Erdoğan; Kıvanç, Merih; Tunçel, Muzaffer (Academic Journals, 2011)A new high performance liquid chromatography (HPLC) method was developed based on an indirect determination of tannase activity through gallic acid measurement using paracetamol as an internal standard. The separation was ... -
Microbiology of corneal wounds after cataract surgery: biofilm formation and antibiotic resistance patterns
Kıvanç, Sertaç Argun; Kıvanç, Merih; Bayramlar, H. (Ma Healthcare LTD, 2016)Objective: To evaluate the bacterial flora of corneal wounds at the end of cataract surgery before intracameral antibiotic use and to determine agents to treat postoperative endophthalmitis, the potential for biofilm ... -
The Occurrence of Aeromonas in Drinking Water, Tap Water and the Porsuk River
Kıvanç, Merih; Yılmaz, Meral; Demir, Filiz (Soc Brasileira Microbiologia, 2011)The occurrence of Aeromonas spp. in the Porsuk River, public drinking water and tap water in the City of Eskisehir (Turkey) was monitored. Fresh water samples were collected from several sampling sites during a period of ... -
Optimization of Solid-State Fermentation for Phytase Production By Thermomyces Lanuginosus Using Response Surface Methodology
Berikten, Derya; Kıvanç, Merih (Taylor & Francis Inc, 2014)A strain of Thermomyces lanuginosus, isolated from hot spring water in Turkey, was studied for optimization of phytase production using solid-state fermentation. Effects on fermentation of different production parameters ... -
Preliminary characterization of Rhizobium strains isolated from chickpea nodules
Küçük, Çiğdem; Kıvanç, Merih (Academic Journals, 2008)A total of 28 Rhizobium strains from chickpea nodules were characterized on the basis of morphological, cultural and biochemical characteristics. Most strains produced abundant extracellular polysaccharides, were tolerant ... -
Preparation of novel antimicrobial polymer colloids based on (+)-usnic acid and poly(vinylbenzyl chloride)
Karabacak, R. Bengü; Tay, Turgay; Kıvanç, Merih (Elsevier Science BV, 2014)A novel antimicrobial colloidal system based on (+)-usnic acid, an important natural antimicrobial molecule, and poly(vinylbenzyl chloride) (PVBC) colloids was synthesized. The chloromethyl functionality on poly(vinylbenzyl ... -
Probiotics: can they be used to improve oral health?
Güngör, O. E.; Kirzioğlu, Z.; Kıvanç, Merih (Wageningen Academic Publishers, 2015)The role of probiotic bacteria in improving human health has been an attractive subject for researchers since the beginning of the 20th century. They have been used to control gastro-intestinal infections, to promote ... -
Production of poly(3-hydroxybutyrate) from molasses and peach pulp
Kıvanç, Merih; Bahar, Hakan; Yılmaz, Meral (Elsevier Science BV, 2008)… -
Production of Poly-Beta-Hydroxybutyrate and Antimicrobial Activity By Bacillus Spp. From Turkey
Küçük, Çiğdem; Kıvanç, Merih (Parlar Scientific Publications (PSP), 2010)Effects of metabolites produced by Bacillus spp. on Fusarium spp. and poly-beta-hydroxybutyrate (PHB) production by Bacillus isolates were investigated. Antimicrobial activity produced by Bacillus species was obtained on ... -
PRODUCTION OF POLY-beta-HYDROXYBUTYRIC ACID BY RHIZOBIUM SP.
Kıvanç, Merih; Dombayci, Nilüfer (Parlar Scientific Publications (PSP), 2016)The plastic materials produced from petroleum based chemicals cause serious environmental waste problems all over the world when they are discarded after use. As an answer for this environmental anxiety, the usage of ... -
Production of poly-ß-hydroxybutyrate and antimicrobial activity by Bacillus spp.from Turkey
Küçük, Çiğdem; Kıvanç, Merih (2010)Effects of metabolites produced by Bacillus spp. on Fusarium spp. and poly-ß-hydroxybutyrate (PHB) production by Bacillus isolates were investigated. Antimicrobial activity produced by Bacillus species was obtained on ... -
Production of poly-ß-hydroxybutyric acid by Rhizobium sp.
Kıvanç, Merih; Dombayci, N. (Parlar Scientific Publications, 2016)The plastic materials produced from petroleum based chemicals cause serious environmental waste problems all over the world when they are discarded after use. As an answer for this environmental anxiety, the usage of ... -
Removal of Copper(Ii) Ions From Aqueous Solution By a Lactic Acid Bacterium
Yılmaz, M.; Tay, Turgay; Kıvanç, Merih; Türk, Hayrettin (Brazilian Soc Chemical Eng, 2010)Enterococcus faecium, a lactic acid bacterium (LAB), was evaluated for its ability to remove copper(II) ions from water. The effects of the pH, contact time, initial concentration of copper(II) ions, and temperature on the ... -
Screening of thermotolerant microfungi isolated from hot spring for production of extracellular enzymes
Berikten, Derya; Kıvanç, Merih (Current Biology LTD, 2011)… -
Screening the antifungal activity of soilborne actinomycetes
Türkiye'nin batısından toplanan 35 toprak örneğinden izole edilen toplam 288 aktinomiset suşu Aspergillus niger (ATCC-1094), A. parasiticus (NRRL-465), Fusarium moniliforme (NRRL 1866), F. solani (NRRL-13414), Penicillium ...