搜索结果: 1-15 共查到“生物学 the r-process”相关记录24条 . 查询时间(0.046 秒)
Revealing the mysterious biology of a fundamental process: reproduction（图）
细胞分裂 复发性流产 精子移动
2023/7/12
Reproduction is a complex process, requiring a huge variety of molecular and cellular interactions, many aspects of which remain a mystery to science.
Loss of biodiversity in streams threatens vital biological process
river ecosystem phosphorus nitrogen biodiversity
2021/8/5
The fast-moving decline and extinction of many species of detritivores -- organisms that break down and remove dead plant and animal matter -- may have dire consequences, an international team of scie...
Mimicking Biological Process,Hydrogel Signals And Releases Proteins（图）
Mimicking Biological Process Hydrogel Signals Releases Proteins
2017/11/23
An artificial system using a DNA-laced hydrogel can receive a chemical signal and release the appropriate protein, according to Penn State researchers. Further stimulation by the chemical signal conti...
A traffic cop for the cell surface:Illuminating a basic biological process
A traffic cop cell surface basic biological process
2017/3/14
On the surfaces of our trillions of cells is a complex crowd of molecules moving around, talking to each other, occasionally segregating themselves, and triggering basic functions ranging from pain se...
Researchers invent a breakthrough process to produce renewable car tires from trees and grasses
Researchers breakthrough process produce renewable car trees grasses
2017/3/13
A team of researchers, led by the University of Minnesota, has invented a new technology to produce automobile tires from trees and grasses in a process that could shift the tire production industry t...
New Genomic Approaches Reveal the Process of Genome Reduction in Prochlorococcus
comparative genomics genome reduction marine cyanobacteria mutation rate natural selection Prochlorococcus
2014/12/18
Small bacterial genomes are believed to be evolutionarily derived from larger genomes through massive loss of genes and are usually associated with symbiotic or pathogenic lifestyles. It is therefore ...
Drosophila Wnt-1/Wingless undergoes a hydrophobic modification and is targeted to lipid rafts for secretion, a process that requires Porcupine
Glycoprotein organisms form factor cell and developmental biology acyl transferase
2014/12/11
Wnt ligands are a family of highly conserved glycoproteins that act as morphogens to regulate development in many organisms. Drosophila Wnt-1 (Wingless) is involved in directing cell fate decisions an...
Recombinant Goat VEGF164 Increases Hair Growth by Painting Process on the Skin of Shaved Mouse
Goat Vascular Endothelial Growth Factor (VEGF) Recombinant Protein Hair Growth
2016/5/17
To detect goat vascular endothelial growth factor (VEGF)-mediated regrowth of hair, full-length VEGF164 cDNA was cloned from Inner Mongolia cashmere goat (Capra hircus) into the pET-his prokaryotic ex...
Disintegration process in disc crushers
grinding process grinding discs trajectory of grist fragments logarithmic spiral
2014/2/24
Grinding or crushing hard raw materials is usually a primary operation which precedes the follow-up technological
processes in a number of industrial sectors. A great variety of machines using diffe...
Modeling coupled transcription, translation and degradation and miRNA-based regulation of this process
Modeling coupled transcription miRNA-based regulation of this process Molecular Networks
2012/5/2
The translation-transcription process with the description of the most basic "elementary" processes consists in: 1) production of mRNA molecules, 2) initiation of these molecules by circularization wi...
New insight into kinetics behavor of the structural formation process in Agar gelation
kinetics behavor structural formation process Agar gelation
2011/8/17
Abstract: A time-resolved experimental study on the kinetics and relaxation of the structural formation process in gelling Agar-water solutions was carried out using our custom-built torsion resonator...
An anti-symmetric exclusion process for two particles on an infinite 1D lattice
anti-symmetric exclusion process infinite 1D lattice Biological Physics
2011/9/1
Abstract: A system of two biased, mutually exclusive random walkers on an infinite 1D lattice is studied whereby the intrinsic bias of one particle is equal and opposite to that of the other. The prop...
An anti-symmetric exclusion process for two particles on an infinite 1D lattice
anti-symmetric exclusion process two particles infinite 1D lattice
2011/8/16
Abstract: A system of two biased, mutually exclusive random walkers on an infinite 1D lattice is studied whereby the intrinsic bias of one particle is equal and opposite to that of the other. The prop...
Microbial dinitrogen and nitrous oxide production in a small eutrophic reservoir: An in situ approach to quantifying hypolimnetic process rates
Microbial dinitrogen and nitrous oxide production a small eutrophic reservoir An in situ approach to quantifying hypolimnetic process rates
2014/4/8
Nitrogen (N) dynamics within the hypolimnion of a thermally stratified reservoir were examined to test an in situ approach to measuring dinitrogen (N2) and nitrous oxide (N2O) production rates wherein...
The Moran model as a dynamical process on networks and its implications for neutral speciation
dynamical process networks implications
2011/1/5
In genetics the Moran model describes the neutral evolution of a bi-allelic gene in a population of haploid individuals subjected to mutations. We show in this paper that this model can be mapped into...