Results 11 to 20 of about 1,551,844 (168)

Advances of multiplex ligation-dependent probe amplification technology in molecular diagnostics

open access: yesBioTechniques, 2022
Multiplex ligation-dependent probe amplification (MLPA) is a multiplex copy number analysis tool which is routinely used to detect large mutations in genetic diseases.
Xiaoni Fu   +7 more
doaj   +1 more source

Fish Target Detection in Underwater Blurred Scenes Based on Improved YOLOv5

open access: yesIEEE Access, 2023
In recent years, human beings have paid more and more attention to the exploration of the underwater world. As an important part of underwater resources, fish can be detected by using the fish image data collected by underwater imaging systems, which can
Fei Wu   +5 more
doaj   +1 more source

Ninjurin 2 rs118050317 gene polymorphism and endometrial cancer risk

open access: yesCancer Cell International, 2021
Background Endometrial cancer is one of the most common female reproductive system tumors. Ninjurin2 (NINJ2) is a new adhesion factor. As a vascular susceptibility gene, it is highly expressed in other cancers and promotes the growth of cancer cells.
Yimin Cheng   +6 more
doaj   +1 more source

MEMS GC Column Performance for Analyzing Organics and Biological Molecules for Future Landed Planetary Missions

open access: yesFrontiers in Astronomy and Space Sciences, 2022
We present a novel, innovative approach to gas chromatography-mass spectrometry (GC-MS) based on micro-electro-mechanical systems (MEMS) columns that improve the current, state-of-the-art by dramatically reducing the size, mass, and power resources for ...
Ryan C. Blase   +13 more
doaj   +1 more source

Planetary Mass Spectrometry for Agnostic Life Detection in the Solar System

open access: yesFrontiers in Astronomy and Space Sciences, 2021
For the past fifty years of space exploration, mass spectrometry has provided unique chemical and physical insights on the characteristics of other planetary bodies in the Solar System.
Luoth Chou   +16 more
doaj   +1 more source

Classification of the Biogenicity of Complex Organic Mixtures for the Detection of Extraterrestrial Life

open access: yesLife, 2021
Searching for life in the Universe depends on unambiguously distinguishing biological features from background signals, which could take the form of chemical, morphological, or spectral signatures.
Nicholas Guttenberg   +3 more
doaj   +1 more source

MiR-483-3p regulates oxaliplatin resistance by targeting FAM171B in human colorectal cancer cells

open access: yesArtificial Cells, Nanomedicine, and Biotechnology, 2019
Oxaliplatin resistance limits the efficiency of treatment for colorectal cancer (CRC). Studies have shown that abnormal expression of microRNAs (miRNAs) were associated with tumorigenesis, cancer development and chemoresistance. The purpose of this study
Hui Liang   +8 more
doaj   +1 more source

Venus' Atmospheric Chemistry and Cloud Characteristics Are Compatible with Venusian Life [PDF]

open access: yes, 2023
Venus is Earth's sister planet, with similar mass and density but an uninhabitably hot surface, an atmosphere with a water activity 50-100 times lower than anywhere on Earths' surface, and clouds believed to be made of concentrated sulfuric acid. These features have been taken to imply that the chances of finding life on Venus are vanishingly small ...
arxiv   +1 more source

Large Interferometer For Exoplanets (LIFE). X. Detectability of currently known exoplanets and synergies with future IR/O/UV reflected-starlight imaging missions [PDF]

open access: yesA&A 678, A96 (2023), 2023
The next generation of space-based observatories will characterize the atmospheres of low-mass, temperate exoplanets with the direct-imaging technique. This will be a major step forward in our understanding of exoplanet diversity and the prevalence of potentially habitable conditions beyond the Earth.
arxiv   +1 more source

Detection of Tobacco Bacterial Wilt Caused by Ralstonia solanacearum by Combining Polymerase Chain Reaction with an α-Hemolysin Nanopore

open access: yesNanomaterials, 2023
Tobacco bacterial wilt is a serious disease caused by the soil-borne bacterium Ralstonia solanacearum (R. solanacearum). Herein, a rapid and purification-free α-hemolysin (α-HL) nanopore-sensing strategy based on polymerase chain reaction (PCR) and ...
Ying Wang   +5 more
doaj   +1 more source

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