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Analytic model research of sound propagation in pipe wall with sound absorption [PDF]

open access: yesMATEC Web of Conferences, 2022
There are a lot of principles for sound transmission in the pipeline for whether sound transmission structure or noise reduction structure. Even in ultrasonic testing, there is a large number of principles for using pipeline sound transmission.
Ren Juan   +3 more
doaj   +1 more source

Potency and safety analysis of hemp delta-9 products: the hemp vs. cannabis demarcation problem

open access: yesJournal of Cannabis Research, 2023
Background Hemp-derived delta-9 tetrahydrocannabinol (∆9 THC) products are freely available for sale across much of the USA, but the federal legislation allowing their sale places only minimal requirements on companies. Products must contain no more than
Lee Johnson   +6 more
doaj   +1 more source

Validation of High-Performance Liquid Chromatography Method for Determination of Vitamin B1 in Powder Milk

open access: yesJurnal Kimia Sains dan Aplikasi, 2020
Vitamin B1 plays an important role in the co-enzymatic reactions for energy-rich compounds called ATP (Adenosine Tri Phosphate). Therefore, it should be added to various food products, for example, milk powder.
Supriyono Supriyono   +2 more
doaj   +1 more source

Highly-sensitive label-free deep profiling of N-glycans released from biomedically-relevant samples

open access: yesNature Communications, 2023
Glycans can serve as disease biomarkers. Here, the authors use label-free capillary electrophoresis-mass spectrometry for N-glycan profiling of minute sample amounts, resolving and characterizing previously undetected highly sialylated glycans and ...
Anne-Lise Marie   +2 more
doaj   +1 more source

Prevalence of Ureaplasma parvum in the area of Prato, Italy

open access: yesMicrobiologia Medica, 2015
In this study, the prevalence of Ureaplasma parvum in the area of Prato (Italy) was investigated. Samples from 1197 consecutive patients were analyzed. Our results showed that the prevalence of U.
Tamara Brunelli   +6 more
doaj   +1 more source

Sensitive photoelectrochemical biosensors based on AuNPs/MXenes electrode coupled with light-harvesting UiO-66-NH2 probes for protein kinase detection

open access: yesBiosensors and Bioelectronics: X, 2022
Sensitive detection of protein kinase activity is critical for the relevant disease diagnosis and drug discovery. Here, a label-free photoelectrochemical (PEC) biosensor was developed for protein kinase activity detection and its inhibitor screening ...
Zhiyong Yan   +9 more
doaj   +1 more source

Fatal Infection in an Alpaca (Vicugna pacos) Caused by Pathogenic Rhodococcus equi

open access: yesAnimals, 2022
Rhodococcus (R.) equi is a pathogen primarily known for infections in equine foals, but is also present in numerous livestock species including New World camelids. Moreover, R. equi is considered an emerging zoonotic pathogen. In this report, we describe
Reinhard Sting   +4 more
doaj   +1 more source

Whole-Transcriptome Analysis on the Leaves of Rosa chinensis Jacq. under Exposure to Polycyclic Aromatic Hydrocarbons

open access: yesToxics, 2023
The leaves of plants can be recommended as a cheap and sustainable environmental protection tool to mitigate PAHs with high toxicity in the ambient environment because they can serve as a reactor to remove ambient PAHs.
Shili Tian   +7 more
doaj   +1 more source

Insights into the cavitation morphology of rubber reinforced with a nano-filler

open access: yesScientific Reports, 2023
Notwithstanding the various uses of rubber, the fracture mechanism of filler-reinforced rubber remains unclear. This study used four-dimensional computed tomography (4D-CT) involving monochromatic synchrotron X-rays to examine the cavitation within ...
Ryo Mashita   +7 more
doaj   +1 more source

pH-Regulated Strategy and Mechanism of Antibody Orientation on Magnetic Beads for Improving Capture Performance of Staphylococcus Species

open access: yesFoods, 2022
Immunomagnetic beads (IMBs) have been widely used to capture and isolate target pathogens from complex food samples. The orientation of the antibody immobilized on the surface of magnetic beads (MBs) is closely related to the effective recognition with ...
Fuying Kang   +6 more
doaj   +1 more source

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