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Academy of Mathematics and Systems Science, CAS Colloquia & Seminars：Combinatorial statistics: a common theme and a few examples
组合统计 霰弹枪组装 随机图匹配
2023/4/13
In this talk, I will overview the general flavor for the topic of “combinatorial statistics”, and I will describe some recent progress on shotgun assembling problems as well as random graph matching p...
Academy of Mathematics and Systems Science, CAS Colloquia & Seminars：Estimation of Common Factors for Microstructure Noise and Effcient Price in a High-frequency Dual Factor Model
高频双因子模型 微结构 噪声公因数 效率价格 估计
2023/4/17
We develop the Double Principal Component Analysis (DPCA) based on a dual factor structure for high-frequency intraday returns contaminated by microstructure noise. The dual factor structure allows a ...
Scientists discover a new way of sharing genetic information in a common ocean microbe（图）
海洋微生物 共享 遗传信息 原绿球菌 光合生物 基因转移
2023/6/21
From the tropics to the poles, from the sea surface to hundreds of feet below, the world’s oceans are teeming with one of the tiniest of organisms: a type of bacteria called Prochlorococcus, which des...
The dangers of neonicotinoid insecticides likely can't be watered down. That's the conclusion of a new study showing an insecticide made for commercial plant nurseries is harmful to a typical bee even...
The most common organism in the oceans harbors a virus in its DNA（图）
organism oceans harbors virus DNA
2020/6/5
The most common organism in the oceans, and possibly on the entire planet, is a family of single-celled marine bacteria called SAR11. These drifting organisms look like tiny jelly beans and have evolv...
Common feature of cancer cells may also be their Achilles' heel（图）
Common feature cancer cells Achilles' heel
2019/10/22
In a study using yeast cells and data from cancer cell lines, Johns Hopkins University scientists report finding a potential weak spot in cancer cells that have extra sets of chromosomes, the structur...
Estimation of genetic parameters of fatty acids composition in flesh of market size common carp (Cyprinus carpio L.) and their relation to performance traits revealed that selective breeding can indirectly affect flesh quality
genetic correlations genetic improvement growth heritability slaughtering traits, supplemental feeding
2018/11/23
Fish are a rich source of omega-3 polyunsaturated fatty acids (n-3 PUFAs) and thus, they should be an integral part of human diet at least twice a week. As a result, high attention has been devoted to...
Oxidative Stress and Antioxidant Enzyme Defence System in Seminal Plasma of Common Carp (Cyprinus carpio) and Rainbow Trout (Oncorhynchus mykiss) during Spawning Season
reproductive season lipid peroxidation products fish sperm superoxide dismutase glutathione reductase glutathione peroxidase
2018/3/5
Assessment of seminal oxidative stress indicators is emerging as a valuable prognostic tool in assisted reproductive
technology. We investigated levels of oxidative stress caused by reactive oxygen s...
Separated Since the Dinosaurs,Bamboo-Eating Lemurs,Pandas Share Common Gut Microbes（图）
Bamboo-Eating Lemurs Pandas Share Common Gut Microbes
2017/12/19
Bamboo specialization is one of the most extreme examples of convergent herbivory, yet it is unclear how this specific high-fiber diet might selectively shape the composition of the gut microbiome com...
Climate Change Misconceptions Common Among Teachers,Study Finds
Climate Change Misconceptions Common Among Teachers
2017/7/21
Recent studies have shown that misconceptions about climate change and the scientific studies that have addressed climate change are pervasive among the U.S. public. Now, a new study by Benjamin Herma...
Efficacy of Certain Common Ferns against Red Spider Mite Oligonychus coffeae and Tea Mosquito Bug Helopeltis theivora Infesting Tea
botanicals aqueous extracts acaricidal activity insecticidal activity
2018/3/5
In search for botanicals as an alternative remedy to synthetic chemicals in the pest control of tea plantations, ferns
such as Adiantum raddianum, Asplenium aethiopicum, Cyclosorus interruptus, Dicra...
Why Lyme disease is common in the north,rare in the south
Lyme disease common the north rare the south
2017/2/16
The ticks that transmit Lyme disease to people die of dehydration when exposed to a combination of high temperature and lowered humidity, a new USGS-led study has found. In an earlier related study, t...
Lunch eating predicts weight-loss effectiveness in carriers of the common allele at PERILIPIN1: the ONTIME (Obesity, Nutrigenetics, Timing, Mediterranean) study
late eating Perilipin food timing weight loss obesity personalized nutrition
2018/12/14
Background: We propose that eating lunch late impairs the mobilization of fat from adipose tissue, particularly in carriers of PERILIPIN1 (PLIN1) variants.
Lunch eating predicts weight-loss effectiveness in carriers of the common allele at PERILIPIN1: the ONTIME (Obesity, Nutrigenetics, Timing, Mediterranean) study
late eating Perilipin food timing weight loss obesity personalized nutrition
2018/12/18
Background: We propose that eating lunch late impairs the mobilization of fat from adipose tissue, particularly in carriers of PERILIPIN1 (PLIN1) variants.
Rise of the 'Ridiculously Resilient Ridge':California drought patterns becoming more common
Ridiculously Resilient Ridge California drought patterns more common
2016/4/13
Atmospheric patterns associated with droughts in California have occurred more frequently in recent decades, Stanford scientists say.In new research published online this week in Science Advances...