Unlabelled: Detection of microbial contamination in pharmaceutical raw materials and finished products is a critical factor to guarantee their safety, stability, and potency. Rapid microbiological methods-such as polymerase chain reaction-have been widely applied to clinical and food quality control analysis. However, polymerase chain reaction applications to pharmaceutical quality control have been rather slow and sporadic. Successful implementation of these methods in pharmaceutical companies in developing countries requires important considerations to provide sensitive and robust assays that will comply with good manufacturing practices.
Lay Abstract: In recent years several publications have encouraged the application of molecular techniques in the microbiological assessment of pharmaceuticals. One of these techniques is polymerase chain reaction (PCR). The successful application of PCR in the pharmaceutical industry in developing countries is governed by considerable factors and requirements. These factors include the setting up of a PCR laboratory and the choice of appropriate equipment and reagents. In addition, the presence of well-trained analysts and establishment of quality control and quality assurance programs are important requirements. The pharmaceutical firms should take into account these factors to allow better chances for regulatory acceptance and wide application of this technique.
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http://dx.doi.org/10.5731/pdajpst.2014.00979 | DOI Listing |
Surg Infect (Larchmt)
March 2025
Division of Trauma and Acute Care Surgery, Department of Surgery, Atrium Health Wake Forest Baptist Hospital, Winston-Salem, North Carolina, USA.
Ventilator-associated pneumonia (VAP) is a frequent complication in injured patients. Multiplex polymerase chain reaction (PCR) facilitates rapid identification of many respiratory pathogens prior to formal culture results. Our objective was to evaluate the effect of multiplex PCR implementation in a trauma intensive care unit (TICU) on antibiotic utilization and de-escalation.
View Article and Find Full Text PDFCirc Res
March 2025
Department of Cardiology, Shanghai Institute of Cardiovascular Diseases, Zhongshan Hospital, Fudan University, China. (Y.E.L., S.L., Litao Wang, Y.D., L. Wu, H.C., T.Z., J.L., S.X., L.L., J.G., J.R., Y.Z.).
Background: Aortic aneurysm/dissection (AAD) is a life-threatening disease lacking effective pharmacological treatment. Protein ubiquitination plays a pivotal role in cardiovascular diseases. However, the possible contribution of the E3 ubiquitin ligase March2 (membrane-associated RING finger protein 2) to the cause of AAD remains elusive.
View Article and Find Full Text PDFBiosaf Health
December 2024
Zhongshan School of Medicine, Sun Yat-sen University, Guangzhou 510080, China.
The increase in emerging and reemerging infectious diseases has underscored the need for the prompt monitoring of intact infectious viruses and the quick assessment of their infectivity. However, molecular techniques cannot distinguish between intact infectious and noninfectious viruses. Here, two distinct methodologies have been developed for the expeditious and dependable quantification of intact infectious H1N1 virus, and several experiments have been conducted to substantiate their efficacy.
View Article and Find Full Text PDFFront Cell Infect Microbiol
March 2025
Department of Clinical Laboratory, Guangzhou Institute of Respiratory Health, State Key Laboratory of Respiratory Disease, National Center for Respiratory Medicine, National Clinical Research Center for Respiratory Disease, Guangzhou Laboratory, The First Affiliated Hospital, Guangzhou Medical University, Guangzhou, China.
Objective: Bloodstream infections(BSIs) caused by carbapenem-resistant (CRAB) have a high mortality rate due to the high levels of drug resistance. There is an urgent need to establish a sensitive and accurate detection method to rapidly detect CRAB in BSIs.
Methods: A new method was developed based on fluorescence quantitative PCR (qPCR) targeting the specific region of 16sRNA and OXA-23 gene from CRAB.
Biosaf Health
October 2024
Institute of Infectious Diseases, Guangzhou Eighth People's Hospital, Guangzhou Medical University, Guangzhou 510440, China.
Chikungunya virus (CHIKV) infection, responsible for chikungunya fever and occasionally severe symptoms, has emerged as an increasing global health concern following several large-scale outbreaks from Africa, Asia, Europe, and America. Over the past two decades, South and Southeast Asia regions have gradually become hot spots for outbreaks involving multiple CHIKV lineages. In China, most CHIKV infections are imported, making it crucial to trace the origins and transmission routes for effective prevention and control.
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