Current Bone Density News and Events

Current Bone Density News and Events, Bone Density News Articles.
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Yale scientists repair injured spinal cord using patients' own stem cells
Intravenous injection of bone marrow derived stem cells (MSCs) in patients with spinal cord injuries led to significant improvement in motor functions, researchers from Yale University and Japan report Feb. 18 in the Journal of Clinical Neurology and Neurosurgery. (2021-02-22)

Periodontal disease increases risk of major cardiovascular events
People with periodontitis are at higher risk of experiencing major cardiovascular events, according to new research from Forsyth Institute and Harvard University scientists and colleagues. (2021-02-21)

Amination strategy improves efficiency of CO2 electrocatalytic reduction
A research team led by Prof. LIU Licheng from the Qingdao Institute of Bioenergy and Bioprocess Technology (QIBEBT) of the Chinese Academy of Sciences (CAS) proposed a two-step amination strategy to regulate the electronic structure of M-N/C catalysts (M=Ni, Fe, Zn) and enhance the intrinsic activity of CO2 electrocatalytic reduction. (2021-02-19)

Certain factors are linked with an elevated risk of bone fractures
A new study published in the Journal of Bone and Mineral Research has identified various factors that may indicate whether a person faces a higher likelihood of experiencing a bone fracture over the next two decades. (2021-02-18)

How lithium-rich cathode materials for high energy EV batteries store charge at hig
High energy storage batteries for EVs need high capacity battery cathodes. New lithium-excess magnesium-rich cathodes are expected to replace existing nickel-rich cathodes but understanding how the magnesium and oxygen accommodate charge storage at high voltages is critical for their successful adaption. Research led by WMG, University of Warwick in collaboration with US researchers employed a range of X-ray studies to determine that the oxygen ions are facilitating the charge storage rather than the magnesium ions. (2021-02-18)

Supercomputer turns back cosmic clock
Astronomers have tested a method for reconstructing the state of the early Universe by applying it to 4000 simulated universes using the ATERUI II supercomputer at the National Astronomical Observatory of Japan (NAOJ). They found that together with new observations the method can set better constraints on inflation, one of the most enigmatic events in the history of the Universe. The method can shorten the observation time required to distinguish between various inflation theories. (2021-02-16)

Radioactive bone cement found to be safer in treating spinal tumors
A radioactive bone cement that's injected into bone to provide support and local irradiation is proving to be a safer alternative to conventional radiation therapy for bone tumors, according to a study led by University of California, Irvine researchers. (2021-02-16)

Avian insights into human ciliopathies
Ciliopathies are genetic disorders caused by defects in the structure and function of cilia, and present a wide range of clinical symptoms, leading to conditions such as micrognathia (an underdeveloped lower jaw that can impair feeding and breathing). Researchers have now discovered that ciliopathic micrognathia in an animal model results from abnormal skeletal differentiation and remodelling. (2021-02-15)

Improved use of databases could save billions of euro in health care costs
Years of suffering and billions of euro in global health care costs, arising from osteoporosis-related bone fractures, could be eliminated using big data to target vulnerable patients, according to researchers at Lero, the Science Foundation Ireland Research Centre for Software. (2021-02-15)

Enormous ancient fish discovered by accident
Fossilised remains of a fish that grew as big as a great white shark and the largest of its type ever found have been discovered by accident. (2021-02-15)

Unlocking the mystery behind skeletal aging
Researchers from the UCLA School of Dentistry have identified the role a critical enzyme plays in skeletal aging and bone loss, putting them one step closer to understanding the complex biological mechanisms that lead to osteoporosis, the bone disease that afflicts some 200 million people worldwide. Findings, published online in the journal Cell Stem Cell, could hold an important key to developing more effective treatments for osteoporosis and improving the lives of an aging population. (2021-02-15)

Aspirin preferred to prevent blood clots in kids after heart surgery
Aspirin should be favoured over warfarin to prevent blood clotting in children who undergo a surgery that replumbs their hearts, according to a new study. (2021-02-14)

Sweet coating for sour bones
Scientists invent a bioactive coating to improve the function of titanium implants in osteoporotic bones. This coating, comprising a chemically-modified glycan, can sequentially turn on and off inflammation on titanium surface upon implantation. This modulation stimulates the body's immune system to promote bone healing in an effective and safe way, without addition of bone-forming genes or drugs, according to the data from a rat osteoporotic model. (2021-02-12)

Stable armchairlike hexazine N6 ring in tungsten hexanitride
We have successfully synthesized WN6 at 126-165 GPa after laser heating up to ?3500 K. The WN6 phase contains novel armchairlike N6 rings. Future efforts in the synthesis and recovery of TMNs will lead to a wealth of knowledge in the novel chemistry and physical properties of the single-bonded hexazine-bearing nitrides. (2021-02-10)

Brazil: Air conditioning equipment days of use will double without climate action
Increasing demand for space cooling in Brazil will increase greenhouse gas emissions by 70-190% due to air conditioners, depending on how much we will mitigate climate change. A study carried out with the contribution of CMCC@Ca'Foscari explains the relationship between climate change, space cooling needs, and electricity demand in different regions of the country. (2021-02-10)

Plant-based diet and bone health: adequate calcium and vitamin D intakes should be ensured
In a study conducted at the University of Helsinki, partial replacement of animal protein with plant protein in the diet altered bone metabolism and decreased calcium and vitamin D intakes. (2021-02-10)

Bone marrow 'map' opens path to organoid-like blood stem cell production
A study led by experts at Cincinnati Children's published Feb. 10, 2021, in Nature provides powerful new insights into how bone marrow tissue works. The study, (2021-02-10)

From trash to treasure: Silicon waste finds new use in Li-ion batteries
Researchers at Osaka University used Si swarf and ultrathin graphite sheets to fabricate Li-ion battery electrodes with high areal capacity and current density at a reduced cost. Increasing generation of Si swarf as industrial waste and potential use of the high-performance batteries in electronic vehicles will allow their work to contribute to reduced greenhouse gas emissions and the achievement of SDGs. (2021-02-09)

A 'skeletal age' calculator to predict bone fracture risk
Garvan researchers have developed a model to predict the biological age of bones that may improve the management of osteoporotic fractures. (2021-02-09)

Researchers use hot nano-chisel to create artificial bones in a Petri dish
In research in the journal Advanced Functional Materials, a team at the NYU Tandon School of Engineering and New York Stem Cell Foundation Research Institute (NYSF) detail a system allowing them to sculpt, in a biocompatible material, the exact structure of the bone tissue, with features smaller than the size of a single protein -- a billion times smaller than a meter. (2021-02-09)

THz spectroscopy tracks electron solvation in photoionized water
''This work provides insights on the fundamental aspects of the charge transport process in water and lays a foundation for further understanding of the physicochemical properties and transient evolution of femtosecond-laser-pulse-excited plasma in water.'' (2021-02-09)

Meet the Smurfs: A bone metabolism family
Researchers from Osaka University and Ehime University have found that protein Smurf2 can regulate a cellular pathway that affects bone metabolism. Smurf2 can mark certain messenger proteins--specifically those that are part of the bone morphogenetic protein signaling pathway--for destruction to prevent the signals from going out of control. The BMP-induced bone in mice without Smurf2 had higher mass and formation rates. These findings improve our understanding of various bone defects. (2021-02-08)

Mathematics developed new classes of stellar dynamics systems solutions
The Vlasov-Poisson equations describe many important physical phenomena such as the distribution of gravitating particles in the interstellar space, high-temperature plasma kinetics, and the Landau damping effect. A joint team of scientists from the Mathematical Institute of RUDN University and the Mathematical Institute of the University of Munich suggested a new method to obtain stationary solutions for a system of Vlasov-Poisson equations in a three-dimensional case. (2021-02-05)

MARLIT, artificial intelligence against marine litter
Floating sea macro-litter is a threat to the conservation of marine ecosystems worldwide. The largest density of floating litter is in the great ocean gyres -systems of circular currents that spin and catch litter- but the polluting waste is abundant in coastal waters and semi closed seas such as the Mediterranean. (2021-02-04)

Study reveals how air pollution may increase the risk of cardiovascular disease
A new study has found a link between high levels of air pollution at an individual's home address and an elevated risk of developing cardiovascular disease. Air pollution exposure appears to heighten the production of inflammatory cells in the bone marrow, triggering inflammation of the arteries. (2021-02-04)

Garlic and selenium increase stress resistance in carps, says a RUDN University biologist
A biologist from RUDN University confirmed that selenium nanoparticles and garlic extract can effectively reduce the negative impact of stress on the health of grass carp in the breeding industry. (2021-02-04)

"Ghost particle" ML model permits full quantum description of the solvated electron
Pinning down the nature of bulk hydrated electrons has proven difficult experimentally because of their short lifetime and high reactivity. Theoretical exploration has been limited by the high level of electronic structure theory needed to achieve predictive accuracy. Now, joint work from teams at the University of Zurich and EPFL has resulted in a highly accurate machine-learning model inexpensive enough to allow for a full quantum statistical and dynamical description. (2021-02-03)

RUDN University mathematicians developed new approach to 5g base stations operation
Mathematicians from RUDN University suggested and tested a new method to assess the productivity of fifth-generation (5G) base stations. The new technology would help get rid of mobile access stations and even out traffic fluctuations. (2021-02-03)

New discovery sheds light on human history of symbols
A recent discovery by archeologists has uncovered evidence of what may be the earliest-known use of symbols. The symbols were found on a bone fragment in the Ramle region in central Israel and are believed to be approximately 120,000 years old. (2021-02-03)

How do electrons close to Earth reach almost the speed of light?
In the Van Allen radiation belts, electrons can reach almost speed of light. Hayley Allison and Yuri Shprits, German Research Centre for Geosciences, have revealed conditions for such strong accelerations. They had demonstrated in 2020: during solar storm plasma waves play a crucial role. However, it remained unclear why ultra-relativistic electron energies are not achieved in all solar storms. In Science Advances they now show: extreme depletions of the background plasma density are crucial. (2021-02-02)

Alternate type of surgery may prevent total knee replacement
An underused type of knee surgery in younger patients, called high tibial osteotomy, shows considerable success in reducing the need for total knee replacement, according to new research in CMAJ (Canadian Medical Association Journal) www.cmaj.ca/lookup/doi/10.1503/cmaj.200934. (2021-02-01)

Socioeconomic, demographic and urban factors influence the spread of COVID-19
Per capita income, population volume and density, the structure of cities, transport infrastructure or whether districts have their own schools are all factors that can affect the spread of COVID-19. This has been confirmed by a study carried out in 73 districts in Barcelona (Spain) by researchers from the Universitat Rovira i Virgili, the results of which have been published in the Journal of Public Health. (2021-01-31)

Osteoporosis, controversial fractures and various bone markers
Aging and lifestyle-related metabolic imbalances cause the accumulation of advanced glycation end products (AGEs). A team of doctors from Shinshu University School of Medicine compared the impacts of AGEs on bone status and prevalent osteoporotic fractures in a cohort of postmenopausal women. They hope to provide an effective intervention for the AGEs accumulation in bone tissue leading to bone health retention in the elderly. (2021-01-28)

Breakthrough for laser-induced breakdown spectroscopy
Researchers under the leadership of Heping Zeng at East China Normal University in Shanghai recently demonstrated a novel technique: plasma-grating-induced breakdown spectroscopy (GIBS). (2021-01-28)

UMass Amherst researchers develop technique to replicate bone-remodeling processes
A multidisciplinary research team at the University of Massachusetts Amherst's Institute for Applied Life Sciences (IALS) have developed a technique to replicate bone tissue complexity and bone-remodeling processes. This breakthrough could help researchers further their study of bone biology and assist in improving development of drugs for osteoporosis. (2021-01-26)

A compound that slows bone loss, and a resource for developing treatments to slow aging
A compound that extends lifespan in a tiny nematode worm slows bone loss in aging mice. That surprising result comes from a longitudinal and functional study of 700 aging mice at the Buck Institute, a project that provides a treasure trove of data for researchers aiming to develop therapeutics to slow aging and age-related diseases. The study is currently online in the Journal of Bone and Mineral Research Plus. (2021-01-26)

Dinosaur embryo find helps crack baby tyrannosaur mystery
They are among the largest predators ever to walk the Earth, but experts have discovered that some baby tyrannosaurs were only the size of a Border Collie dog when they took their first steps. (2021-01-25)

Scientists use a novel ink to 3D print 'bone' with living cells
3D printers may one day become a permanent fixture of the operating theatre after UNSW scientists showed they could print bone-like structures containing living cells. (2021-01-25)

The seven rocky planets of TRAPPIST-1 seem to have very similar compositions
A new international study led by astrophysicist Eric Agol from the University of Washington has measured the densities of the seven planets of the exoplanetary system TRAPPIST-1 with extreme precision, the values obtained indicating very similar compositions for all the planets. This fact makes the system even more remarkable and helps to better understand the nature of these fascinating worlds. This study has just been published in the Planetary Science Journal. (2021-01-22)

Whole body imaging detects myeloma in more patients, treatment initiated earlier
Researchers from King's College London have shown that whole body magnetic resonance imaging (WBMRI) not only detects more myeloma-defining disease than positron emission tomography/computed tomography (PET/CT) with 18F-fluorodeoxyglucose (FDG) but that it also allows critical treatment to be initiated earlier. (2021-01-21)

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