Results 1 to 10 of about 170,134 (186)

Hematopoietic stem cell discovery: unveiling the historical and future perspective of colony-forming units assay [PDF]

PeerJ
Stem cells are special cells with the distinctive capability to self-renew, forming a new pool of undifferentiated stem cells. They are also able to differentiate into lineage-specific cell types that are specialized and matured.
Nur Afizah Yusoff, Zariyantey Abd Hamid, Siti Balkis Budin, Izatus Shima Taib   +3 more
doaj   +5 more sources

The Unique Impact of the Atomic Bomb on Modern Hematology [PDF]

Turkish Journal of Hematology
On August 6, 1945, the United States dropped the first atomic bomb ('Little Boy') on Hiroshima, and on August 9, 1945, it dropped the second atomic bomb ('Fat Man') on Nagasaki. Two Canadian scientists, Ernest A. McCulloch and James E.
Emin Kansu
doaj   +2 more sources

Nonthermal radiofrequency radiation promotes hematopoietic stem and progenitor cells function by regulating Ca2+ efflux [PDF]

Stem Cell Research & Therapy
Background Hematopoietic stem and progenitor cells (HSPCs) are crucial for blood production and regeneration. While their function is known to be regulated by diverse physical cues, the impact of pervasive radiofrequency electromagnetic fields (RF-EMF ...
Zhichun Lv, Ke Zhao, Jingjing Li, Siyu Li, Xiongwei Zhao, Anyu Xu, Yunqiang Wu, Huiying Gao, Jingfei Li, Huiying Sun, Yang Xue, Shilei Li, Shensi Xiang, Xiaoming Yang, Changyan Li   +14 more
doaj   +2 more sources

Protocol to quantify bacterial burden in time-kill assays using colony-forming units and most probable number readouts for Mycobacterium tuberculosis

STAR Protocols
Summary: Here, we present a protocol to perform a time-kill assay (TKA) to quantify bacterial burden at multiple time points using colony-forming units and most probable number readouts simultaneously.
Marie Sylvianne Rabodoarivelo, Eik Hoffmann, Cyril Gaudin, Diana Angélica Aguilar-Ayala, Jordana Galizia, Lindsay Sonnenkalb, Michael Dal Molin, Laura Cioetto-Mazzabò, Giulia Degiacomi, Deborah Recchia, Jan Rybniker, Riccardo Manganelli, Maria Rosalia Pasca, Santiago Ramón-García, Ainhoa Lucía   +14 more
doaj   +4 more sources

Antimicrobial Effectiveness of Different Root Canal Irrigants on Viablility of Root Canal Flora [PDF]

Journal of Clinical and Diagnostic Research, 2023
Introduction: Cleaning and shaping of sophisticated root canal system plays an important role in the success of endodontic treatment. In addition to root canal instrumentation, irrigation also becomes a crucial aspect in the effective disinfection of ...
Rohit Sharma, John Johnson Panadan, Madhurima Sharma, Syeda Afeefa Tanweer   +3 more
doaj   +1 more source

Efficacy of chlorhexidine/herbal formulation for microbial reduction in aerosol generated following ultrasonic scaling - A double-blinded randomized controlled trial

Journal of Indian Society of Periodontology, 2023
Background: Ultrasonic scaling is a potential source of aerosol contamination in dental clinics. The two primary sources of microbial load in aerosols are from the oral cavity and dental unit water line.
Lekha Ashokkumar, Vamsi Lavu, Kennedy Kumar Palraj, Suresh Ranga Rao, Subbusamy Kanakasabapathy Balaji   +4 more
doaj   +1 more source

A duplex droplet digital PCR assay for Salmonella and Shigella and its application in diarrheal and non-diarrheal samples

International Journal of Infectious Diseases, 2022
Objectives: To evaluate a duplex droplet digital polymerase chain reaction (ddPCR) assay targeting Salmonella fimY and Shigella ipaH genes. Methods: The linear range, precision, analytical sensitivity, and analytical specificity of the ddPCR assay were ...
Jingyun Zhang, Yuanming Huang, Panpan Xue, Zhifei Zhan, Zheng Huang, Jie Li, Baowei Diao, Biao Kan   +7 more
doaj   +1 more source

Micro-Colony Forming Unit Assay for Efficacy Evaluation of Vaccines against Tuberculosis

Journal of Visualized Experiments, 2023
Tuberculosis (TB), the leading cause of death worldwide by an infectious agent, killed 1.6 million people in 2022, only being surpassed by COVID-19 during the 2019-2021 pandemic. The disease is caused by the bacterium Mycobacterium tuberculosis (M.tb).
Pires, David, Bettencourt, Paulo J. G.
openaire   +3 more sources

Turntable Paper-Based Device to Detect Escherichia coli

Micromachines, 2021
Escherichia coli has been known to cause a variety of infectious diseases. The conventional enzyme-linked immunosorbent assay (ELISA) is a well-known method widely used to diagnose a variety of infectious diseases.
Yung-Chih Wang, Yao-Hung Tsai, Ching-Fen Shen, Ming-Yao He, Yi-Chen Fu, Chen-Yu Sang, Yi-Tzu Lee, Chao-Min Cheng   +7 more
doaj   +1 more source

Biofilm Detection by a Fiber-Tip Ball Resonator Optical Fiber Sensor

Biosensors, 2022
Bacterial biofilms are one of the most important challenges that modern medicine faces due to the difficulties of diagnosis, antibiotic resistance, and protective mechanisms against aggressive environments.
Aida Rakhimbekova, Baizak Kudaibergenov, Damir Moldabay, Albina Zharylgap, Obinna M. Ajunwa, Enrico Marsili, Daniele Tosi   +6 more
doaj   +1 more source