526 Result(s)
within
Xun **a
Science, Humanities and Social Sciences, multidisciplinary
Science, multidisciplinary
-
Article
Map** the genome one molecule at a time — optical map**
-
Article
Role of duplicate genes in genetic robustness against null mutations
Deleting a gene in an organism often has little phenotypic effect1,2,3,4,5, owing to two mechanisms of compensation4,5,6,7,8,9,10. The first is the existence of duplicate genes: that is, the loss of function in o...
-
Article
A general strategy for nanocrystal synthesis
New strategies for materials fabrication are of fundamental importance in the advancement of science and technology1,2,3,4,5,6,7,8,9,10,11,12. Organometallic13,14 and other organic solution phase15,16,17 syntheti...
-
Article
Vascular endothelial growth factor B controls endothelial fatty acid uptake
VEGF-B, a vascular endothelial growth factor that is highly expressed in heart, skeletal muscle and brown adipose tissue, has been found to have an unexpected role in targeting lipids to peripheral tissues. VE...
-
Article
Open AccessAscaris suum draft genome
The genome of the common roundworm Ascaris suum, a major parasite in many parts of the world, has now been sequenced. Analyses reveal many genes that encode peptidases linked to the penetration and degradation of...
-
Article
Open AccessUnraveling Metal-insulator Transition Mechanism of VO2Triggered by Tungsten Do**
Understanding the mechanism of W-do** induced reduction of critical temperature (TC) for VO2 metal-insulator transition (MIT) is crucial for both fundamental study and technological application. Here, using syn...
-
Article
Open AccessHydrogen Bond Nanoscale Networks Showing Switchable Transport Performance
Hydrogen bond is a typical noncovalent bond with its strength only one-tenth of a general covalent bond. Because of its easiness to fracture and re-formation, materials based on hydrogen bonds can enable a rev...
-
Article
Open AccessVisualizing the chemistry and structure dynamics in lithium-ion batteries by in-situ neutron diffraction
We report an in-situ neutron diffraction study of a large format pouch battery cell. The succession of Li-Graphite intercalation phases was fully captured under an 1C charge-discharge condition (i.e., charge to f...
-
Article
Open AccessAnalyses of pig genomes provide insight into porcine demography and evolution
For 10,000 years pigs and humans have shared a close and complex relationship. From domestication to modern breeding practices, humans have shaped the genomes of domestic pigs. Here we present the assembly and...
-
Article
Open AccessSize effects in Atomic-Level Epitaxial Redistribution Process of RuO2 over TiO2
Controls over the atomic dispersity and particle shape of noble metal catalysts are the major qualities determining their usability in industrial runs, but they are usually difficult to be simultaneously reali...
-
Article
Open AccessThe genome of Prunus mume
Prunus mume (mei), which was domesticated in China more than 3,000 years ago as ornamental plant and fruit, is one of the first genomes among Prunus subfamilies of Rosaceae been sequenced. Here, we assemble a 280...
-
Article
Open AccessA nanoscale co-precipitation approach for property enhancement of Fe-base alloys
Precipitate size and number density are two key factors for tailoring the mechanical behavior of nanoscale precipitate-hardened alloys. However, during thermal aging, the precipitate size and number density ch...
-
Article
Open AccessSurface-specific interaction by structure-match confined pure high-energy facet of unstable TiO2(B) polymorph
Surface structures and surface interactions are key factors that influence the reactivity and stability of nanomaterials. Combining experimental and theoretical investigations, we illustrate the roles of surfa...
-
Article
Open AccessLong-term strain improvements accumulate mutations in regulatory elements responsible for hyper-production of cellulolytic enzymes
Long-term strain improvements through repeated mutagenesis and screening have generated a hyper-producer of cellulases and hemicellulases from Penicillium decumbens 114 which was isolated 30 years ago. Here, the ...
-
Article
Open AccessNon-critical phase-matching fourth harmonic generation of a 1053-nm laser in an ADP crystal
In current inertial confinement fusion (ICF) facilities, KDP and DKDP crystals are the second harmonic generation (SHG) and third harmonic generation (THG) materials for the Nd:glass laser (1053 nm). Based on ...
-
Article
Open AccessNanowire Membrane-based Nanothermite: towards Processable and Tunable Interfacial Diffusion for Solid State Reactions
Interfacial diffusion is of great importance in determining the performance of solid-state reactions. For nanometer sized particles, some solid-state reactions can be triggered accidently by mechanical stress ...
-
Article
Trap** red blood cells in living animals using optical tweezers
The recent development of non-invasive imaging techniques has enabled the visualization of molecular events underlying cellular processes in live cells. Although microscopic objects can be readily manipulated ...
-
Article
Open AccessPolyoxometalate-based Supramolecular Gel
Self-assemblyings of surfactant-encapsulated Wells-Dawson polyoxometalates (SEPs) nanobuilding blocks in butanone and esters yielded supramolecular gels showing thermo and photo responsive properties. The gels...
-
Article
Open AccessParametric Amplification and Cascaded-Nonlinearity Processes in Common Atomic System
For the first time, we study the parametric amplification process of multi-wave mixing (PA-MWM) signal and cascaded-nonlinearity process (CNP) in sodium vapors both theoretically and experimentally, based on a...
-
Article
Open AccessAnalysis of elite variety tag SNPs reveals an important allele in upland rice
Elite crop varieties usually fix alleles that occur at low frequencies within non-elite gene pools. Dissecting these alleles for desirable agronomic traits can be accomplished by comparing the genomes of elite...
