Results 101 to 110 of about 1,656 (222)

Growth-coupled selection of 5-aminolevulinic acid synthetase mutants for 5-aminolevulinic acid biosynthesis in Corynebacterium glutamicum

open access: yesFrontiers in Microbiology
Introduction5-Aminolevulinic acid (5-ALA) is a nonprotein amino acid with broad applications in agriculture, medicine, and the food industry. In recent years, substantial efforts have been devoted to enhancing its biosynthesis.
Peng Yang   +11 more
doaj   +1 more source

Quantitation of Flavor Characteristics in Well-Known Green Tea Using Static and Dynamic Sensory Methods [PDF]

open access: yesShipin Kexue
In this study, a trained panel of assessors was utilized to evaluate four well-known types of roasted green tea from the Huangshan and Dabie Mountain ranges by quantitative descriptive analysis (QDA), temporal check-all-that-apply (TCATA), and temporal ...
QIU Tong, TAN Yue, WANG Shuo, ZHAO Lei, LI Junxian, ZHANG Leiyi, ZHANG Ru, XU Qidi, LI Luqing, DAI Qianying
doaj   +1 more source

Tectonic implications of new Late Cretaceous paleomagnetic constraints from Eastern Liaoning Peninsula, NE China.

open access: yes, 2003
International audienceA paleomagnetic study has been carried out in the east of the Tan-Lu fault, in Liaoning Province, NE China, to understand the timing of Tan-Lu fault activity.
Chen, Yan   +3 more
core   +3 more sources

Geodynamics of synconvergent extension and tectonic mode switching: Constraints from the Sevier-Laramide orogen [PDF]

open access: yes, 2012
Many orogenic belts experience alternations in shortening and extension (tectonic mode switches) during continuous plate convergence. The geodynamics of such alternations are not well understood.
Cruz-Uribe, Alicia M.   +3 more
core   +2 more sources

Examining bias in pollen-based quantitative climate reconstructions induced by human impact on vegetation in China [PDF]

open access: yes, 2017
. Human impact is a well-known confounder in pollen-based quantitative climate reconstructions as most terrestrial ecosystems have been artificially affected to varying degrees.
Ding, Wei   +2 more
core   +3 more sources

Low-temperature thermochronometry along the Kunlun and Haiyuan Faults, NE Tibetan Plateau: Evidence for kinematic change during late-stage orogenesis [PDF]

open access: yes, 2013
The Tibetan Plateau is a prime example of a collisional orogen with widespread strike-slip faults whose age and tectonic significance remain controversial.
Clark, Marin K.   +6 more
core   +3 more sources

New Insights Into Phanerozoic Tectonics Of South China: Part 1, Polyphase Deformation In The Jiuling And Lianyunshan Domains Of The Central Jiangnan Orogen [PDF]

open access: yes, 2016
The central Jiangnan Orogen, genetically formed by the Proterozoic Yangtze-Cathaysia collision, presents as a composite structural feature in the Phanerozoic with multiple ductile and brittle fabrics whose geometries, kinematics, and ages are crucial ...
Cui, J   +6 more
core   +1 more source

Evaluation of different restoration models in granite soil erosion areas of Dabie Mountains

open access: yesShuiwen dizhi gongcheng dizhi
The Dabie Mountain region is a key ecological function zone in China and has long suffered from severe soil erosion and ecosystem structural degradation. To mitigate soil erosion and improve ecosystem stability in this region, this study aims to evaluate
Xiaotong DAI   +7 more
doaj   +1 more source

Earthquakes: from chemical alteration to mechanical rupture

open access: yes, 1998
In the standard rebound theory of earthquakes, elastic deformation energy is progressively stored in the crust until a threshold is reached at which it is suddenly released in an earthquake.
Abercrombie   +276 more
core   +1 more source

Investigating the impact of user perception and gamification elements on repurchase decisions in game live broadcasting

open access: yesFrontiers in Psychology
As a branch of online live broadcasting, the development of game live broadcasting is also getting faster and faster. Based on the theory of affordance-psychological outcome-behavioral (A-P-B), this paper introduces three gamification elements of user ...
Guihua Zhang   +4 more
doaj   +1 more source

Home - About - Disclaimer - Privacy