Search Results - "Markova, Nadya"

L-form bacteria cohabitants in human blood: significance for health and diseases by Markova, Nadya D

“…From a historical perspective, intriguing assumptions about unknown "live units" in human blood have attracted the attention of researchers, reflecting their…”
Get more information

Electrospun Fibers of Biocompatible and Biodegradable Polyesters, Poly(Ethylene Oxide) and Beeswax with Anti-Bacterial and Anti-Fungal Activities by Kyuchyuk, Selin, Paneva, Dilyana, Manolova, Nevena, Rashkov, Iliya, Karashanova, Daniela, Naydenov, Mladen, Markova, Nadya

“…Fibrous materials composed of core-sheath fibers from poly(ethylene oxide) (PEO), beeswax (BW) and 5-nitro-8-hydroxyquinoline (NQ) were prepared via the…”
Get full text

Core/Double-Sheath Composite Fibers from Poly(ethylene oxide), Poly(L-lactide) and Beeswax by Single-Spinneret Electrospinning by Kyuchyuk, Selin, Paneva, Dilyana, Manolova, Nevena, Rashkov, Iliya, Karashanova, Daniela, Markova, Nadya

“…The conventional approach for preparation of core-sheath fibers is coaxial electrospinning. Single-spinneret electrospinning of emulsions is a much less common…”
Get full text

Cellulose Acetate-Based Electrospun Materials with a Variety of Biological Potentials: Antibacterial, Antifungal and Anticancer by Spasova, Mariya, Manolova, Nevena, Rashkov, Iliya, Tsekova, Petya, Georgieva, Ani, Toshkova, Reneta, Markova, Nadya

“…Novel eco-friendly fibrous materials with complex activities from cellulose acetate and cellulose acetate/polyethylene glycol (CA,PEG) containing…”
Get full text

5-Amino-8-hydroxyquinoline-containing Electrospun Materials Based on Poly(vinyl alcohol) and Carboxymethyl Cellulose and Their Cu2+ and Fe3+ Complexes with Diverse Biological Properties: Antibacterial, Antifungal and Anticancer by Ignatova, Milena, Manolova, Nevena, Rashkov, Iliya, Georgieva, Ani, Toshkova, Reneta, Markova, Nadya

“…Novel fibrous materials with diverse biological properties containing a model drug of the 8-hydroxyquinoline group—5-amino-8-hydroxyquinoline (5A8Q)—were…”
Get full text

Bio-Based Electrospun Fibers from Chitosan Schiff Base and Polylactide and Their Cu2+ and Fe3+ Complexes: Preparation and Antibacterial and Anticancer Activities by Ignatova, Milena, Anastasova, Ina, Manolova, Nevena, Rashkov, Iliya, Markova, Nadya, Kukeva, Rositsa, Stoyanova, Radostina, Georgieva, Ani, Toshkova, Reneta

“…The Schiff base derivative (Ch-8Q) of chitosan (Ch) and 8-hydroxyquinoline-2-carboxaldehyde (8QCHO) was prepared and fibrous mats were obtained by the…”
Get full text

8-Hydroxyquinoline-5-Sulfonic Acid-Containing Poly(Vinyl Alcohol)/Chitosan Electrospun Materials and Their Cu2+ and Fe3+ Complexes: Preparation, Antibacterial, Antifungal and Antitumor Activities by Ignatova, Milena, Manolova, Nevena, Rashkov, Iliya, Markova, Nadya, Kukeva, Rositsa, Stoyanova, Radostina, Georgieva, Ani, Toshkova, Reneta

“…Novel poly(vinyl alcohol) (PVA)/chitosan (Ch)-based fibrous materials containing an ionizable model drug, 8-hydroxyquinoline-5-sulfonic acid (SQ), were…”
Get full text

Chitosan/Hyaluronate Complex-Coated Electrospun Poly(3-hydroxybutyrate) Materials Containing Extracts from Melissa officinalis and/or Hypericum perforatum with Various Biological Activities: Antioxidant, Antibacterial and In Vitro Anticancer Effects by Anastasova, Ina, Ignatova, Milena, Manolova, Nevena, Rashkov, Iliya, Markova, Nadya, Toshkova, Reneta, Georgieva, Ani, Kamenova-Nacheva, Mariana, Trendafilova, Antoaneta, Ivanova, Viktoria, Doncheva, Tsvetelina

“…The present study aimed to fabricate innovative fibrous materials with various biological activities from poly(3-hydroxybutyrate), sodium hyaluronate (HA),…”
Get full text

Innovative Fibrous Materials Loaded with 5-Nitro-8-hydroxyquinoline via Electrospinning/Electrospraying Demonstrate Antioxidant, Antimicrobial and Anticancer Activities by Spasova, Mariya, Stoyanova, Nikoleta, Nachev, Nasko, Ignatova, Milena, Manolova, Nevena, Rashkov, Iliya, Georgieva, Ani, Toshkova, Reneta, Markova, Nadya

“…A new type of fibrous mat based on a cellulose derivative-cellulose acetate (CA) or CA and water-soluble polymers (polyvinylpyrrolidone, PVP or poly(vinyl…”
Get full text

L-form Transformation Phenomenon in Mycobacterium tuberculosis Associated with Drug Tolerance to Ethambutol by Slavchev, Georgi, Michailova, Lilia, Markova, Nadya

“…Abstract Objective/background Cell wall-deficient bacterial forms (L-forms) may occur along with resistance to factors that trigger their appearance. It is of…”
Get full text

Utility of New 24-Locus Variable-Number Tandem-Repeat Typing for Discriminating Mycobacterium tuberculosis Clinical Isolates Collected in Bulgaria by Valcheva, Violeta, Mokrousov, Igor, Narvskaya, Olga, Rastogi, Nalin, Markova, Nadya

“…The present study evaluated new markers for molecular typing of Mycobacterium tuberculosis with a collection of strains circulating in Bulgaria. A study sample…”
Get full text

Survival of Escherichia coli under lethal heat stress by L-form conversion by Markova, Nadya, Slavchev, Georgi, Michailova, Lilia, Jourdanova, Mimi

“…Transition of bacteria to cell wall deficient L-forms in response to stress factors has been assumed as a potential mechanism for survival of microbes under…”
Get full text

Combination of Electrografting and Atom-Transfer Radical Polymerization for Making the Stainless Steel Surface Antibacterial and Protein Antiadhesive by Ignatova, Milena, Voccia, Samuel, Gilbert, Bernard, Markova, Nadya, Cossement, Damien, Gouttebaron, Rachel, Jérôme, Robert, Jérôme, Christine

“…A two-step “grafting from” method has been successfully carried out, which is based on the electrografting of polyacrylate chains containing an initiator for…”
Get full text

Electrospun curcumin-loaded cellulose acetate/polyvinylpyrrolidone fibrous materials with complex architecture and antibacterial activity by Tsekova, Petya B., Spasova, Mariya G., Manolova, Nevena E., Markova, Nadya D., Rashkov, Iliya B.

“…Novel fibrous materials from cellulose acetate (CA) and polyvinylpyrrolidone (PVP) containing curcumin (Curc) with original design were prepared by one-pot…”
Get full text

Molecular Characterization of Mycobacterium tuberculosis Isolates from Different Regions of Bulgaria by Valcheva, Violeta, Mokrousov, Igor, Rastogi, Nalin, Narvskaya, Olga, Markova, Nadya

“…Mycobacterium tuberculosis isolates from different regions of Bulgaria were studied by a variety of molecular typing tools. Based on spacer oligonucleotide…”
Get full text

Recurrent sepsis due to bacillus licheniformis by Haydushka, Irina A, Markova, Nadya, Kirina, Vesselina, Atanassova, Maria

“…Bacillus licheniformis is recognized as a human pathogen causing infections, mainly in immunocompromised patients. We present a case of sepsis in an…”
Get full text

Filterable forms and L-forms of Mycobacterium bovis BCG: Impact for live vaccine features by Markova, Nadya, Slavchev, Georgi, Michailova, Lilia

“…Bacterial L-form conversion, or existence without cell walls, is assumed a universal phenomenon in nature. An interesting aspect of this phenomenon is…”
Get full text

Viability and survival capability of quinolone-resistant uropathogenic Escherichia coli by Slavchev Georgi, Markova Nadya

Get full text

Poly(3-hydroxybutyrate)/caffeic acid electrospun fibrous materials coated with polyelectrolyte complex and their antibacterial activity and in vitro antitumor effect against HeLa cells by Ignatova, Milena G., Manolova, Nevena E., Rashkov, Iliya B., Markova, Nadya D., Toshkova, Reneta A., Georgieva, Ani K., Nikolova, Elena B.

“…The purpose of this work was to investigate the possibility for the preparation of new poly(3-hydroxybutyrate) (PHB)/poly(ethylene glycol) (PEG)-based fibrous…”
Get full text

Rapid Detection of the Mycobacterium tuberculosis Beijing Genotype and Its Ancient and Modern Sublineages by IS6110-Based Inverse PCR by Mokrousov, Igor, Jiao, Wei Wei, Valcheva, Violeta, Vyazovaya, Anna, Otten, Tatiana, Ly, Ho Minh, Lan, Nguyen Ngoc, Limeschenko, Elena, Markova, Nadya, Vyshnevskiy, Boris, Shen, A. Dong, Narvskaya, Olga

“…The Mycobacterium tuberculosis Beijing genotype strains appear to be hypervirulent and associated with multidrug-resistant tuberculosis. Therefore, the…”
Get full text