Results 11 to 20 of about 1,000 (198)

Repair of plasmid and genomic DNA in arad7Δ mutant of yeast [PDF]

open access: yesNucleic Acids Research, 1995
Repair of UV-induced cyclobutane pyrimidine dimers (CPDs) was examined in a yeast plasmid of known chromatin structure and in genomic DNA in a radiation-sensitive deletion mutant of yeast, rad7 delta, and its isogenic wild-type strain. A whole plasmid repair assay revealed that only approximately 50% of the CPDs in plasmid DNA are repaired after 6 h in
Mueller, J P, Smerdon, M J
openaire   +4 more sources

The yeast DNA repair proteins RAD1 and RAD7 share similar putative functional domains [PDF]

open access: yesFEBS Letters, 1991
Sequence information on eukaryotic DNA repair proteins provided so far only few clues concerning possible functional domains. Since the DNA repair process involves a strict sequential complex formation of several proteins [(1988) FASEB J. 2, 2696–2701], we searched for special protein‐protein interacting domains, which consist of tandemly repeated ...
Schneider, Rainer, Schweiger, Manfred
openaire   +3 more sources

Studying the Radon and Uranium Concentrations in Different Types of Tobacco Available in the Local Markets in the Kirkuk Governorate [PDF]

open access: yesKirkuk Journal of Science, 2020
The current research aims to measure radon gas concentrations in different types of tobacco. 20 types of cigarettes tobacco and two types of molasses were collected for eight different companies the most prevalent in smoking which are found in local ...
Zainab Ali, Ahmed Ibrahim
doaj   +2 more sources

Characterization of Commercially Available Active-Type Radon–Thoron Monitors at Different Sampling Flow Rates

open access: yesAtmosphere, 2021
Recently, some commercially available active-type radon–thoron monitors were developed; however, their performance has not been characterized. This article presents the characteristics of three commercially available active-type radon–thoron monitors ...
Yuki Tamakuma   +10 more
doaj   +2 more sources

Correction of the radon exhalation rate using the Kalman filtering to reduce measurement errors

open access: yesNuclear Engineering and Technology
The RAD7 detector is widely used for measuring the radon exhalation rate from the surfaces of media such as soil, rocks, and building materials. However, during the measurement process, the accuracy of the results is prone to interference due to the ...
Haoyu You   +5 more
doaj   +2 more sources

Arabidopsis RAD16 Homologues Are Involved in UV Tolerance and Growth. [PDF]

open access: yesGenes (Basel), 2023
In plants, prolonged exposure to ultraviolet (UV) radiation causes harmful DNA lesions. Nucleotide excision repair (NER) is an important DNA repair mechanism that operates via two pathways: transcription coupled repair (TC-NER) and global genomic repair (
Alrayes L, Stout J, Schroeder D.
europepmc   +2 more sources

PENENTUAN KONSENTRASI RADIONUKLIDA (226Ra, 210Pb, 210Po dan 40K) PADA TEMBAKAU ROKOK YANG BEREDAR DI KOTA PADANG MENGGUNAKAN SPEKTROMETER GAMMA DAN RAD7 [PDF]

open access: yes, 2021
Telah dilakukan pengukuran konsentrasi radionuklida ((_^226)Ra, (_^210)Pb, (_^210)Po dan (_^40)K) pada tembakau rokok yang beredar di Kota Padang menggunakan spektrometer gamma dan RAD7.
Siyami, Rizka Mutik
core   +3 more sources

The method for recalibration of thoron concentration reading of RAD7 and obtaining the thoron exhalation rate from soil surface [PDF]

open access: yesNuclear Technology and Radiation Protection, 2013
Thoron exhalation rate can be obtained through the combination of the “accumulation chamber” technique and RAD7. Thoron’s rapid decay causes the intake path and the air flow rate to become important factors in calibration.
Tan Yanliang, Xiao Detao
doaj   +1 more source

Annual effective dose from radon-222 concentration levels in underground water in Bungoma south sub - county, Kenya

open access: yesITEGAM-JETIA, 2021
This research measured the concentration levels of radon in groundwater and determined the ingestion and inhalation dose. The study used RAD7 detector with RAD7-H2O accessory from Durridge Company to determine the radon levels.
George Wangila Butiki   +3 more
doaj   +1 more source

Characteristics of Indoor and Soil Gas Radon, and Discussion on High Radon Potential in Urumqi, Xinjiang, NW China

open access: yesAtmosphere, 2023
Urumqi City, located in the northwest of China, is a city with a high indoor radon concentration in a nationwide indoor radon survey in China. This study focuses on the assessment of the indoor radon level and its distribution in this city.
Nanping Wang   +4 more
doaj   +1 more source

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