Browsing by Author "Aşan Özüsağlam, Meltem"
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Anne sütünden izole edilen streptococcus thermophilus suşlarının bazı biyoteknolojik özelliklerinin araştırılması
Yavuz, Ayşe (Aksaray Üniversitesi Fen Bilimleri Enstitüsü, 2019)Bu çalışma daha önce yürütülen bir proje dahilinde farklı gönüllü annelerden alınan sütlerden izole edilen beş adet Streptococcus thermophilus suşunun PCR tabanlı genetik identifikasyonu yapılmıştır. S.thermophilus MAS ... -
Anne sütünden laktik asit bakterilerinin izolasyonu, karakterizasyonu ve bazı probiyotik ve starter özelliklerinin araştırılması
Öngün, Pınar (Aksaray Üniversitesi Fen Bilimleri Enstitüsü, 2015)Konakçı sağlığı üzerinde olumlu etkiler gösteren canlı mikroorganizmalar probiyotik olarak adlandırılırlar. Anne sütü yeni doğmuş bebekler için önemli bir gıda kaynağı olmakla birlikte içeriğinde probiyotik özellik gösteren ... -
Anticholinesterase, anti-α-glucosidase, antioxidant and antimicrobial effects of four Algerian propolis
Boulechfar, Safa; Zellagui, Amar; Bensouici, Chawki; Aşan Özüsağlam, Meltem; Tacer, Songül; Hanene, Djeghim (Springer, 2022)This study aimed to investigate the functional properties of four Algerian propolis collected from El-Menia, Oum el Bouaghi, El Harrouch and Collo regions. The total bioactive content, antioxidant, anti-enzymatic and ... -
Antimicrobial and Antioxidant Activities of Two Endemic Plants From Aksaray in Turkey
Aşan Özüsağlam, Meltem; Önal Darılmaz, Derya; Erzengin, Mahmut; Tekşen, Mehtap; Karaman Erkul, Seher (African Networks Ethnomedicines, 2013)This study was designed to examine the in vitro antimicrobial and antioxidant activities of the methanol, ethanol, water, n-hexane and dicholoromethane extracts of two Allium species (Allium scabriflorum and Allium ... -
Antimicrobial and antioxidant activity of various solvent extracts of Salsola stenoptera wagenitz and Petrosimonia nigdeensis aellen (Chenopodiaceae) plants
Aşan Özüsağlam, Meltem; Erzengin, Mahmut; Darılmaz, Derya Önal; Erkul, Seher Karaman; Tekşen, Mehtap; Karakoca, Kübra (Chiang Mai University, 2015)This study was conducted to examine the in vitro antimicrobial and antioxidant activities of various extracts (ethanol, methanol, n-hexane, dicholoromethane and water) prepared from the stem and leaf+fruit of Salsola ... -
Antioxidative, antimicrobial and cytotoxic properties of Isatis floribunda Boiss. ex Bornm. extracts
The Isatis species has antibacterial, anticancer and antiviral properties and these important endemic plants grow widely in various parts of Anatolian-Turkey. In the present study, the antioxidant activities of Isatis ... -
Biochemical composition and bioactivity screening of various extracts from Dunaliella salina, a green microalga
Cakmak, Yavuz Selim; Kaya, Murat; Aşan Özüsağlam, Meltem (Leibniz Research Centre for Working Environment and Human Factors, 2014)The current study examines the antimicrobial and antioxidant properties of different extracts of the microalga Dunaliella salina Teodoresco (Dunaliellaceae), their fatty acid composition and the antimicrobial activity of ... -
The biotechnological potential of Artemia salina fatty acids
In the study, fatty acids of Artemia salina that is commonly used in both aquarium fishing and culture fishing due to its high nutritional content were investigated against fish and human pathogenic microorganisms to ... -
Characterization of some probiotic properties of lactobacillus gasseri ma-1 from human milk
Aşan Özüsağlam, Meltem; Günyaktı, Ayşe (Eskişehir Teknik Üniversitesi, 2020)Human milk is a source of various lactic acid bacteria with the potential of probiotics. The aim of this study was to screen in vitro some probiotic properties of Lactobacillus gasseri MA-1 originated from human milk. The ... -
Chemical composition, antioxidant, and antimicrobial activities of two essential oils from Algerian propolis
Boulechfar, Safia; Zellagui, Amar; Aşan Özüsağlam, Meltem; Bensouici, Chawki; Erenler, Ramazan; Yıldız, İlyas; Tacer, Songül; Boural, Hasna; Demirtaş, İbrahim (De Gruyter Open Ltd, 2022)This study aims to investigate the chemical composition, antioxidant, and antimicrobial activity of two essential oils (EOs) from Algerian propolis. The volatile constituents were analyzed by gas chromatography-mass ... -
Comparison of antimicrobial activities of newly obtained low molecular weight scorpion chitosan and medium molecular weight commercial chitosan
Kaya, Murat; Aşan Özüsağlam, Meltem; Erdoğan, Sevil (Soc Bioscience and Bioengineering, Japan, 2016)In this study the antimicrobial activity of low molecular weight (3.22 IrDa) chitosan, obtained for the first time from a species belonging to the Scorpiones, was screened against nine pathogenic microorganisms (seven ... -
Comparison of enzyme production by halophilic bacteria in sterilized and non-sterilized conditions
Aşan Özüsağlam, Meltem; Özcan, Numan (2008)In present study, we aimed to determine the enzymes of moderately halophilic bacteria isolated from Serefl ikochisar Lake the largest salt lake in Turkey and compared their enzymes in sterilized and non-sterilized conditions ... -
Evaluation of biological activity and antioxidant capacity of Turkish licorice root extracts
Glycyrrhiza glabra L. (Licorice) is a well-known medicinal herb that grows in various parts of the world. In the current study, the antimicrobial activities of n-hexane and dichloromethane extracts from G. glabra root were ... -
Extraction and characterization of chitin and chitosan with antimicrobial and antioxidant activities from cosmopolitan Orthoptera species (Insecta)
Kaya, Murat; Baran, Talat; Aşan Özüsağlam, Meltem; Çakmak, Yavuz Selim; Tozak, Kabil Özcan; Mol, Abbas; Menteş, Ayfer; Sezen, Göksal (Korean Soc Biotechnology & Bioengineering, 2015)This study examined two gregarious Orthoptera species (Calliptamus barbarus and Oedaleus decorus) as potential sources of chitin. The chitin content of the dry weight of C. barbarus was 20.5 +/- 0.7%, and it was 16.5 +/- ... -
Fatty acid composition of five Algerian bisexual and parthenogenetic strains of Artemia (Anostraca, Crustacea) and their antimicrobial activity
Amarouayache, Mounia; Çakmak, Yavuz Selim; Aşan Özüsağlam, Meltem; Amorouayeche, Abdelkader (Springer, 2017)The brine shrimp Artemia remains among the most important food used in fish and crustacean larviculture, and the study of its cysts' nutritional quality is of great importance for products selection. Fatty acids (FAs) from ... -
Genetik olarak karakterize edilen insan kaynaklı lactobacıllus gasserı suşlarının probiyotik kültür olarak kullanım potansiyellerinin belirlenmesi
Günyaktı, Ayşe (Aksaray Üniversitesi Fen Bilimleri Enstitüsü, 2017)Çalışmada, daha önceden anne sütünden izole edilen altı adet Lactobacillus gasseri MA suşunun, PCR (Polimeraz Zincir Reaksiyonu) tabanlı moleküler identifikasyon yöntemi ile genetik olarak tanımlanmıştır. MA suşların ... -
Hayvan beslemede bacillus coagulans bakterisinin probiyotik olarak önemi
Aşan Özüsağlam, Meltem (Süleyman Demirel Üniversitesi, 2010)Probiyotikler, bağırsaktaki dengeyi geliştirerek konakçının sağlığını olumlu yönde etkileyen canlı mikrobiyal organizmalardır. Probiyotikler asıl olarak enterik patojenlerin neden olduğu zararlardan koruyarak veya bu ... -
Investigation of a new Lactobacillus delbrueckii strain from human milk as a probiotic candidate
Aşan Özüsağlam, Meltem; Günyaktı, Ayşe (M. & H. Schaper GmbH, 2022)In this study, the safety evaluation, health-beneficial potential, probiotic and functional properties of Lactobacillus delbrueckii MA-9 strain originating from human breast milk were investigated in vitro. MA-9 strain ...
