Quantitative Performance Analysis of Respiratory Facemasks Using Atmospheric and Laboratory Generated Aerosols Following with Gamma Sterilization by Amit Kumar, D. N. Sangeetha, Ramani Yuvaraj, M. Menaka, Venkatesan Subramanian, Balasubramanian Venkatraman

“…The FE of cloth and surgical masks ranges from 45.07 ± 6.69% to 63.89 ± 4.44% and 56.58 ± 1.69% to 83.95 ± 1.04% for 1.0 µm laboratory-generated aerosol for two flow rate, control and irradiated conditions. …”
Get full text

Enhancement of knowledge and skills in laboratory techniques for autoantibody evaluation: Utility of a single-day hands-on workshop by Durga Prasanna Misra, Krushna Chandra Pani, Sajjan N Shenoy, Anupam Wakhlu, Parasar Ghosh, Pravin Hissaria, Vikas Agarwal

“…Background: Laboratory tests evaluating autoantibodies form a key part of rheumatology practice, yet this remains the least emphasized part of rheumatology training. …”
Get full text

Lung Ultrasound in Early Diagnosis of Neonatal Ventilator Associated Pneumonia before Any Radiographic or Laboratory Changes by Mohammed Ibrahim, Ahmed Omran, Mostafa Ibrahim, Nouran Bioumy, Sonya El-Sharkawy

“…We report a case of ventilation associated neonatal pneumonia with very early diagnosis using lung ultrasound before any significant radiographic changes in chest X-ray or laboratory findings suggestive of infection.…”
Get full text

Effect of Periodic Exposure to Formaldehyde in the Anatomy Laboratory on some Plasma Protein Levels in Male Wistar Rats by F. O. Ebojele, E. O. Aihie

“… The objective of this paper is to evaluate the effect of periodic exposure to formaldehyde in the anatomy laboratory on some plasma protein levels in male Wistar rats using appropriate standard procedures. …”
Get full text

Laboratory and field assays indicate that a widespread no-see-um, Culicoides furens (Poey) is susceptible to permethrin by Vilma M. Cooper, Eva A. Buckner, Yongxing Jiang, Nathan Burkett-Cadena

“…Permethrin caused 100% mortality in C. furens in field and laboratory assays. We identified a diagnostic dose (10.75 µg) and time (30 min) that resulted in 100% mortality in CDC bottle bioassays. …”
Get full text

Laboratory and Centrifuge Model Tests on Influence of Swelling Rock with Drying-Wetting Cycles on Stability of Canal Slope by Chen Zhang, Zheng-yin Cai, Ying-hao Huang, Hao Chen

“…This study focused on the swelling behavior of swelling rock from canal basement under multiple drying-wetting (D-W) cycles. A series of laboratory tests were conducted on a swelling rock, with the cracking and strength behaviors investigated. …”
Get full text

Dietary Preference of Gammarus pulex and Asellus aquaticus during a Laboratory Breeding Programme for Ecotoxicological Studies by M. C. Bloor

“…Subsequently, the author outlined a feeding methodology for natural alder leaf conditioning that could be used during a laboratory breeding programme.…”
Get full text

Correlation of Clinical Severity and Laboratory Parameters with Various Serotypes in Dengue Virus: A Hospital-Based Study by Pooja Rao, Achappa Basavaprabhu, Suchitra Shenoy, Nikhil Victor Dsouza, Basavaiah Sridevi Hanaganahalli, Vaman Kulkarni

“…The study was undertaken to determine the dengue virus serotypes, clinical, and laboratory markers as predictors in the severity of infection. …”
Get full text

Effects of Neutralization, Decoloration, and Deodorization on Polycyclic Aromatic Hydrocarbons during Laboratory-Scale Oil Refining Process by Yuxiang Ma, Longkai Shi, Yulan Liu, Qiyu Lu

“…The influence of technological operations during oil refining process on polycyclic aromatic hydrocarbons (PAHs) in neutralized, bleached, and deodorized oils was investigated on the basis of laboratory-scale study. Under the best experimental conditions, benzo[a]pyrene decreased by 85.1%, 99.7%, and 40.8% in neutralized, bleached, and deodorized oils, respectively. …”
Get full text

Evaluation of veterinary laboratory proficiency based on results of interlaboratory comparisons organized by FGBI “ARRIAH” in 2018–2019 by A. Yu. Sukharkov, Z. B. Nikonova, O. P. Byadovskaya, A. S. Pershin, M. I. Shulpin, I. A. Chvala

“…Laboratory diagnosis is a crucial component in implementation of the set of anti-epidemic measures aimed at contagious animal disease control. …”
Get full text

A model study of teaching method reform of computer laboratory course integrating internet of things technology. by Xiao Zhou, Ledan Qian, Haider Aziz, Marvin White

Get full text

Laboratory-based x-ray phase contrast microscopy system for targeting in unstained soft-tissue samples by Michela Esposito, Nicole Schieber, Alessandro Olivo, Yannick Schwab, Marco Endrizzi

“…To demonstrate its applicability to soft-tissue specimens, we built a compact system that is easily deployable in a laboratory setting. The imaging system is based on a conventional rotating anode x-ray tube and a state-of-the-art custom-made radiation detector. …”
Get full text

Calibration of Low-cost Sensors for Measurement of Indoor Particulate Matter Concentrations via Laboratory/Field Evaluation by Doheon Kim, Dongmin Shin, Jungho Hwang

“…Laboratory evaluation was conducted with polystyrene latex (PSL) particles in a 1 m3 chamber at 20°C with a relative humidity of 20%. …”
Get full text

Manipulating Ratio Spectra for the Spectrophotometric Analysis of Diclofenac Sodium and Pantoprazole Sodium in Laboratory Mixtures and Tablet Formulation by Nejal M. Bhatt, Vijay D. Chavada, Mallika Sanyal, Pranav S. Shrivastav

“…The developed methods provided simple resolution of this binary combination from laboratory mixtures and pharmaceutical preparations and can be conveniently adopted for routine quality control analysis.…”
Get full text

Assessing thiamethoxam environmental distribution in successively cultivated corn: insights from drainage lysimeter and laboratory studies by Affonso Celso Gonçalves Junior, Elio Conradi Junior, Daniel Schwantes, Angélica de Fatima Bortolato Piccioli, Deonir Secco

“…Simulated precipitation (150 mm h−1) was applied 24 and 48 hours post-application at a recommended dose of 0.25 L ha−1 during the 2020/2021 season. Laboratory analyses assessed TIA sorption and dissipation, using UPLC-DAD for quantification and categorizing soil samples into calcined and uncalcined treatments. …”
Get full text

Effect of laboratory aging on the performance of asphalt mixture containing high RAP content with the rejuvenator-loaded fiber by Yuxuan Sun, Fan Zhang, Augusto Cannone Falchetto, Di Wang

Get full text

Dissolution of Different Reservoir Rocks by Organic Acids in Laboratory Simulations: Implications for the Effect of Alteration on Deep Reservoirs by Jian Chen, Jie Xu, Susu Wang, Zhenyu Sun, Zhong Li, Wanglu Jia, Ping’an Peng

“…Although temperature plays an insignificant role in laboratory simulations, it influences both the generation and destruction processes of organic acids in deep reservoirs on geologic time scales and, thus, warrants further attention. …”
Get full text

Exploratory Field and Laboratory Investigation on the Use of Noncontact Digital Ski Sensor in the South Korea Expressway Network by In Bae Kim, Ki Hoon Moon, Augusto Cannone Falchetto

Get full text

A moisture differential technique for extraction and maintenance of imported fire ant colonies under laboratory conditions by Farhan Mahmood Shah, Ikhlas A. Khan, Abbas Ali

“…In our laboratory, we developed a moisture differential technique to extract fire ant colonies from mound materials. …”
Get full text

Dynamic Indentation Characteristics for Various Spacings and Indentation Depths: A Study Based on Laboratory and Numerical Tests by Jie Liu, Wen Wan, Yu Chen, Jun Wang

“…Laboratory and numerical study tests were conducted to investigate the dynamic indentation characteristics for various spacings and indentation depths. …”
Get full text