keyword
https://read.qxmd.com/read/38804149/the-comparison-of-the-quality-of-selected-brands-of-antibiotics-in-tanzania-sourced-from-different-geographical-regions
#1
JOURNAL ARTICLE
Yonah Hebron Mwalwisi, Adam Mitangu Fimbo, Ludwig Hoellein, Moses Nandonde, Gerald Sambu, Babuali Ahmed, Abdalla Juma, Siya Augustine, Danstan Hipolite Shewiyo, Eliangiringa Amos Kaale, Ulrike Holzgrabe
OBJECTIVES: The quality of amoxicillin capsules, ceftriaxone for injection, and ciprofloxacin tablets was evaluated to determine whether there is any difference in quality when comparing the country of origin. This was undertaken because it has been claimed that antibiotics manufactured in Europe are of superior quality to those originating from Africa or Asia. METHODS: Samples of amoxicillin capsules, ceftriaxone for injection, and ciprofloxacin tablets were collected from three randomly selected wholesale pharmacies in each city, namely Arusha, Dar es Salaam and Mwanza, Tanzania...
May 28, 2024: Journal of Antimicrobial Chemotherapy
https://read.qxmd.com/read/38766762/a-novel-n-cnds-pani-modified-molecular-imprinted-polymer-for-ultraselective-and-sensitive-detection-of-ciprofloxacin-in-lentic-ecosystems-a-dual-responsive-optical-sensor
#2
JOURNAL ARTICLE
Komal Murugan, Abirami Natarajan
The research study describes the development of a hybrid nanocomposite called nitro-doped carbon nanodots/polyaniline/molecularly imprinted polymer ( N -CNDs/PAni/MIP). This composite is specifically engineered to function as a durable and flexible dual-response sensor to detect and analyze pharmaceutical organic contaminants (POCs). Powder X-Ray diffraction (PXRD), Fourier transform infrared (FT-IR), thermogravimetric analysis (TGA), transmission electron microscopy (TEM), and scanning electron microscopy (SEM) were employed to perform an exhaustive structural and morphological analysis of N -CNDs/PAni/MIP...
May 20, 2024: Analytical Methods: Advancing Methods and Applications
https://read.qxmd.com/read/38723831/synthesis-and-drug-release-kinetics-of-ciprofloxacin-from-polyacrylamide-dextran-carbon-quantum-dots-pam-dex-cqd-hydrogels
#3
JOURNAL ARTICLE
Krishna Manjari Sahu, Anuradha Biswal, Upuluri Manisha, Sarat K Swain
Sustainable release of drug by utilizing β-cyclodextrin (β-CD) based drug inclusion complex (IC) is the prime objective of the present work. Herein, polyacrylamide/dextran containing carbon quantum dots (PAM/Dex/CQD) nanocomposite hydrogels are prepared by in situ polymerization of acrylamide. The incorporation of CQD triggers the change in orientation of the PAM/Dex polymeric chains to result the formation of a stacked surface morphology of the hydrogel. The average particle size of CQD is found to 4...
May 7, 2024: International Journal of Biological Macromolecules
https://read.qxmd.com/read/38723731/dry-powder-inhalation-containing-muco-inert-ciprofloxacin-and-colistin-co-loaded-liposomes-for-pulmonary-p-aeruginosa-biofilm-eradication
#4
JOURNAL ARTICLE
Jian Wang, Yutong Guo, Wenju Lu, Xinyue Liu, Jingfeng Zhang, Jihong Sun, Guihong Chai
Pseudomonas aeruginosa (PA), a predominant pathogen in lung infections, poses significant challenges due to its biofilm formation, which is the primary cause of chronic and recalcitrant pulmonary infections. Bacteria within these biofilms exhibit heightened resistance to antibiotics compared to their planktonic counterparts, and their secreted toxins exacerbate lung infections. Diverging from traditional antibacterial therapy for biofilm eradication, this study introduces a novel dry powder inhalation containing muco-inert ciprofloxacin and colistin co-encapsulated liposomes (Cipro-Col-Lips) prepared using ultrasonic spray freeze drying (USFD) technique...
May 7, 2024: International Journal of Pharmaceutics
https://read.qxmd.com/read/38706465/fabrication-and-application-of-targeted-ciprofloxacin-nanocarriers-for-the-treatment-of-chronic-bacterial-prostatitis
#5
JOURNAL ARTICLE
Sahar I Mohammad, Basmah Nasser Aldosari, Magda M Mehanni, Ahmed O El-Gendy, Walaa G Hozayen, Obaid Afzal, Randa Mohammed Zaki, Ossama M Sayed
Pathogenic bacteria cause chronic bacterial prostatitis (CBP). CPB is characterized by urinary tract infection and persistence of pathogenic bacteria in prostatic secretion. Owing to poor blood supply to the prostate gland and limited drug penetration, CBP treatment is difficult. Transferosomes are ultradeformable vesicles for nanocarrier applications, which have become an important area of nanomedicine. Such carriers are specifically targeted to the pathological area to provide maximum therapeutic efficacy...
June 2024: International journal of pharmaceutics: X
https://read.qxmd.com/read/38652682/injectable-modified-sodium-alginate-microspheres-for-enhanced-operative-efficiency-and-safety-in-endoscopic-submucosal-dissection
#6
JOURNAL ARTICLE
Luzhan Huang, Yongchao Jiang, Pengcheng Zhang, Muhan Li, Bingrong Liu, Keyong Tang
Endoscopic submucosal dissection (ESD) is an effective method for resecting early-stage tumors in the digestive system. To achieve a low injection pressure of the injected fluid and continuous elevation of the mucosa following injection during the ESD technique, we introduced an innovative injectable sodium-alginate-based drug-loaded microsphere (Cipro-ThSA) for ESD surgery, which was generated through an emulsion reaction involving cysteine-modified sodium alginate (ThSA) and ciprofloxacin. Cipro-ThSA microspheres exhibited notable adhesiveness, antioxidant activity, and antimicrobial properties, providing a certain level of postoperative wound protection...
April 23, 2024: Biomacromolecules
https://read.qxmd.com/read/38615146/a-role-for-the-stringent-response-in-ciprofloxacin-resistance-in-pseudomonas-aeruginosa
#7
JOURNAL ARTICLE
Libertad GarcĂ­a-Villada, Natalya P Degtyareva, Ashley M Brooks, Joanna B Goldberg, Paul W Doetsch
Pseudomonas aeruginosa is a major cause of nosocomial infections and the leading cause of chronic lung infections in cystic fibrosis and chronic obstructive pulmonary disease patients. Antibiotic treatment remains challenging because P. aeruginosa is resistant to high concentrations of antibiotics and has a remarkable ability to acquire mutations conferring resistance to multiple groups of antimicrobial agents. Here we report that when P. aeruginosa is plated on ciprofloxacin (cipro) plates, the majority of cipro-resistant (ciproR) colonies observed at and after 48 h of incubation carry mutations in genes related to the Stringent Response (SR)...
April 13, 2024: Scientific Reports
https://read.qxmd.com/read/38389412/mass-spectrometric-methods-for-evaluation-of-voriconazole-avian-pharmacokinetics-and-the-inhibition-of-its-cytochrome-p450-induced-metabolism
#8
JOURNAL ARTICLE
Andreas F Lehner, Sharmie D Johnson, Levent Dirikolu, Margaret Johnson, John P Buchweitz
Invasive fungal aspergillosis is a leading cause of morbidity and mortality in many species including avian species such as common ravens ( Corvus corax ). Methods were developed for mass spectral determination of voriconazole in raven plasma as a means of determining pharmacokinetics of this antifungal agent. Without further development, GC/MS/MS (gas chromatography-tandem quadrupole mass spectrometry) proved to be inferior to LC/MS/MS (liquid chromatography-tandem quadrupole mass spectrometry) for measurement of voriconazole levels in treated raven plasma owing to numerous heat-induced breakdown products despite protection of voriconazole functional groups with trimethylsilyl moieties...
February 22, 2024: Toxicology Mechanisms and Methods
https://read.qxmd.com/read/38371783/carbon-supported-nanocomposite-synthesis-characterization-and-application-as-an-efficient-adsorbent-for-ciprofloxacin-and-amoxicillin
#9
JOURNAL ARTICLE
Maria Sadia, Izaz Ahmad, Shaukat Aziz, Rizwan Khan, Muhammad Zahoor, Riaz Ullah, Essam A Ali
The existence of antibiotics in the environment has recently raised serious concerns about their possible hazards to human health and the water ecosystem. In the current study, an activated carbon-supported nanocomposite, AC-CoFe2 O3 , was synthesized by a coprecipitation method, characterized, and then applied to adsorb different drugs from water. The synthesized composites were characterized by using energy-dispersive X-ray spectroscopy, Fourier transform infrared spectroscopy, Brunauer-Emmett-Teller plots, and scanning electron microscopy...
February 13, 2024: ACS Omega
https://read.qxmd.com/read/38365155/lawsonia-inermis-organically-modified-chitosan-intercalated-bentonite-clay-a-multifunctional-nanotheranostic-system-for-controlled-drug-delivery-sensing-and-cellular-imaging
#10
JOURNAL ARTICLE
P Sirajunnisa, S Sreelakshmi, G S Sailaja
This study presents the development of organo-bentonites (OBs); a cost-effective drug delivery system holding both sensing and imaging capabilities. The OBs were synthesized using quaternary ammonium cations derived from chitosan, Lawsonia inermis, and pyrene/anthracene carboxaldehyde combinations through a three-step process: Mannich reaction, quaternization, and intercalation. Physicochemical characterization confirms the organic modification of bentonite. The OBs: NQPB and NQAB hold substantial ciprofloxacin (Cipro) loading capacities (71...
February 14, 2024: International Journal of Biological Macromolecules
https://read.qxmd.com/read/38101688/providing-a-framework-for-evaluation-disease-registry-and-health-outcomes-software-updating-the-cipros-checklist
#11
JOURNAL ARTICLE
Fatemeh Shafiee, Masoume Sarbaz, Parviz Marouzi, Alireza Banaye Yazdipour, Khalil Kimiafar
BACKGROUND AND AIMS: Properly designed and implemented registry systems play an important role in improving health outcomes and reducing care costs, and can provide a true representation of clinical practice, disease outcomes, safety, and efficacy. Therefore, the aim of this study was to redesign and develop a checklist with items for a patient registry software system (CIPROS) Checklist. METHOD: The study is descriptive-cross-sectional. The extraction of the data elements of the checklist was first done through a comprehensive review of the texts in PubMed, Science Direct and Scopus databases and receiving articles related to the evaluation of registry systems...
December 13, 2023: Journal of Biomedical Informatics
https://read.qxmd.com/read/37917100/can-perioperative-antibiotic-choice-impact-rates-of-infectious-complications-after-percutaneous-nephrolithotomy-a-single-blind-prospective-randomized-trial
#12
RANDOMIZED CONTROLLED TRIAL
Henry Collier Wright, Naveen Kachroo, Rajat Jain, Mohamed Omar, Donald Fedrigon, Dillon Corrigan, Anna Zampini, Smita De, Mark Noble, Wahib Isac, Manoj Monga, Sri Sivalingam
Objective: National guidelines recommend periprocedural antibiotics before percutaneous nephrolithotomy (PCNL), yet it is not clear which is superior. We conducted a randomized trial to compare two guideline-recommended antibiotics: ciprofloxacin (cipro) vs cefazolin, on PCNL outcomes, focusing on the development of systemic inflammatory response syndrome (SIRS) criteria. Methods: Adult patients who were not considered high risk for surgical or infectious complications and undergoing PCNL were randomized to receive either cipro or cefazolin perioperatively...
January 2024: Journal of Endourology
https://read.qxmd.com/read/37802438/biosynthesized-silver-nanoparticles-capped-chondroitin-sulfate-nanogel-targeting-microbial-infections-and-biofilms-for-biomedical-applications
#13
JOURNAL ARTICLE
Reham Yahya, Najwa M Alharbi
Medical devices are essential for patient care, but they can also serve as havens for dangerous microbes and the development of biofilm, which can lead to serious infections and higher death rates. To meet these issues, it is crucial to develop novel and effective antimicrobial coatings for medical devices. In this context, we have developed a new biofunctionalized nanosilver (ICS-Ag), employing itaconyl-chondroitin sulfate nanogel (ICSNG) as a synergistic reducing and stabilizing agent, to effectively eradicate microbial infections and biofilm formation...
October 4, 2023: International Journal of Biological Macromolecules
https://read.qxmd.com/read/37723392/terbium-based-dual-ligand-metal-organic-framework-by-diffusion-method-for-selective-and-sensitive-detection-of-danofloxacin-in-aqueous-medium
#14
JOURNAL ARTICLE
Gurdeep Singh, Deepika Garg, Sanjay Kumar, Rajpal Verma, Ashok Kumar Malik
A water-dispersible Tb(III)-based metal organic framework (TBP) was produced by diffusion technique using benzene-1,3,5-tricarboxylic acid (BTC) and pyridine as easily accessible ligands at low cost. The as-synthesized TBP with a crystalline structure and rod-shaped morphology has exhibited thermal stability up to 465 °C. Elemental analysis confirmed the presence of carbon, oxygen, nitrogen, and terbium in the synthesized MOF. TBP was used as a fluorescent probe for detection of danofloxacin (DANO) in an aqueous medium with significant enhancement of fluorescence intensity as compared to various fluoroquinolone antibiotics (levofloxacin (LEVO), ofloxacin (OFLO), norfloxacin (NOR), and ciprofloxacin (CIPRO)) with a low detection limit of 0...
September 18, 2023: Environmental Science and Pollution Research International
https://read.qxmd.com/read/37688885/ratiometric-fluorescence-sensing-of-hazardous-ciprofloxacin-based-on-aggregation-induced-emission-enhancement-of-thiolate-protected-gold-nanoclusters-induced-by-la-3-ion
#15
JOURNAL ARTICLE
Ashraf M Mahmoud, Mater H Mahnashi, Mohamed M El-Wekil
In this research work, ultrasensitive and reliable ratiometric sensor was designed for assay of ciprofloxacin (CIPRO). The platform consists of thiolate-protected gold nanoclusters (GSH@AuNCs) with high fluorescence quantum yield and long-term stability. In the existence of lanthanum (La3+ ) ion, the GSH@AuNCs emission was sharply raised owing to the formation of La3+ /GSH@AuNCs system accompanied with aggregation-induced emission enhancement (AIEE). Addition of CIPRO, a good La3+ ion coordinator, decreased the fluorescence emission of La3+ /GSH@AuNCs system at 610 nm significantly as a result of disaggregation caused by the removal of La3+ ion from GSH@AuNCs surface...
September 5, 2023: Spectrochimica Acta. Part A, Molecular and Biomolecular Spectroscopy
https://read.qxmd.com/read/37619955/preparation-and-in-vitro-in-vivo-characterization-of-sustained-release-ciprofloxacin-carrageenan-complex
#16
JOURNAL ARTICLE
Samaa Abdullah, Ahmad Bani-Jaber, Nabil A Alhakamy, Yahya F Jamous, Alaa A Al-Masud, Meshal Marzoog Al-Sharafa
The goal of the study was to look into drug-polyelectrolyte complexation between ciprofloxacin (Cipro) and λ-carrageenan (CRG), and to employ the complex as a sustained-release matrix. The maximum binding capacity of the complexation was determined using the dialysis bag method and employed to prepare the complex. In comparison to Cipro, CRG, and their physical mixing, the complex was examined using differential scanning calorimetry, Fourier infrared spectroscopy, powder X-ray diffraction, and scanning electron microscopy...
August 22, 2023: European Journal of Pharmaceutics and Biopharmaceutics
https://read.qxmd.com/read/37601443/comparative-analysis-of-clinical-breakpoints-normalized-resistance-interpretation-and-epidemiological-cut-offs-in-interpreting-antimicrobial-resistance-of-escherichia-coli-isolates-originating-from-poultry-in-different-farm-types-in-tanzania
#17
JOURNAL ARTICLE
Ruth Maganga, Emmanuel Sindiyo, Victor Moses Musyoki, Gabriel Shirima, Blandina T Mmbaga
INTRODUCTION: Existing breakpoint guidelines are not optimal for interpreting antimicrobial resistance (AMR) data from animal studies and low-income countries, and therefore their utility for analysing such data is limited. There is a need to integrate diverse data sets, such as those from low-income populations and animals, to improve data interpretation. GAP STATEMENT: There is very limited research on the relative merits of clinical breakpoints, epidemiological cut-offs (ECOFFs) and normalized resistance interpretation (NRI) breakpoints in interpreting microbiological data, particularly in animal studies and studies from low-income countries...
2023: Access microbiology
https://read.qxmd.com/read/37514062/ciprofloxacin-loaded-polyvinylpyrrolidone-foils-for-the-topical-treatment-of-wound-infections-with-methicillin-resistant-staphylococcus-aureus-mrsa
#18
JOURNAL ARTICLE
Fiorenza Rancan, Jana Jurisch, Sabrina Hadam, Annika Vogt, Ulrike Blume-Peytavi, Ilker S Bayer, Marco Contardi, Christoph Schaudinn
Bacterial infections are a constant challenge in the management of acute and chronic wounds. Chronic wounds, such as diabetic foot ulcers, have increased significantly in the last few years due to the rise of an aging population. A better understanding of the infectious pathophysiological mechanisms is urgently needed along with new options for the treatment of wound infections and wound-healing disorders. New advances in the preparation of biocompatible dressing materials that can be loaded with antimicrobial drugs may improve the topical treatment of infected wounds...
July 3, 2023: Pharmaceutics
https://read.qxmd.com/read/37512634/super-macroporous-pulluan-cryogels-as-controlled-active-delivery-systems-with-controlled-degradability
#19
JOURNAL ARTICLE
Betul Ari, Mehtap Sahiner, Selin Sagbas Suner, Sahin Demirci, Nurettin Sahiner
Here, super-macroporous cryogel from a natural polysaccharide, pullulan was synthesized using a cryo-crosslinking technique with divinyl sulfone (DVS) as a crosslinker. The hydrolytic degradation of the pullulan cryogel in various simulated body fluids (pH 1.0, 7.4, and 9.0 buffer solutions) was evaluated. It was observed that the pullulan cryogel degradation was much faster in the pH 9 buffer solution than the pH 1.0 and 7.4 buffer solutions in the same time period. The weight loss of the pullulan cryogel at pH 9...
June 28, 2023: Micromachines
https://read.qxmd.com/read/37508206/immobilization-of-zno-tio-2-nanocomposite-into-polyimidazolium-amphiphilic-chitosan-film-targeting-improving-its-antimicrobial-and-antibiofilm-applications
#20
JOURNAL ARTICLE
Wesam Abd El-Fattah, Mohammad Y Alfaifi, Jafar Alkabli, Heba A Ramadan, Ali A Shati, Serag Eldin I Elbehairi, Reda F M Elshaarawy, Islam Kamal, Moustafa M Saleh
This study presents a green protocol for the fabrication of a multifunctional smart nanobiocomposite (NBC) (ZnO-PIACSB-TiO2 ) for secure antimicrobial and antibiofilm applications. First, shrimp shells were upgraded to a polyimidazolium amphiphilic chitosan Schiff base (PIACSB) through a series of physicochemical processes. After that, the PIACSB was used as an encapsulating and coating agent to manufacture a hybrid NBC in situ by co-encapsulating ZnONPs and TiO2 NPs. The physicochemical and visual characteristics of the new NBC were investigated by spectral, microscopic, electrical, and thermal methods...
June 27, 2023: Antibiotics
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