He directs ongoing
microscopic studies of H. naledi's teeth that may provide clues to what this novel species ate.
His research career has ranged widely, from the macroscopic study of alloys to
the microscopic study of thin films such as those used in silicon chips.
Until recently,
the microscopic study of these complex proteins has been restricted due to limitations of «force microscopes» that are available to researchers and the one - dimensional results these microscopes reveal.
This week, in a presentation at the annual meeting of the Society for Neuroscience and in a paper in Brain Structure and Function, scientists present the first
microscopic study of neurons in the cerebral cortex of the African elephant.
Live fluorescence and transmission - through - dye
microscopic study of actinomycin D - induced apoptosis and apoptotic volume decrease.
7) Dach, J Kurtzman Neil, A scanning electron
microscopic study of the glycerol model of acute renal failure.»
Microscopic study of the tissues demonstrates the formation of tubular structures called rosettes.
Jupiter FL About Blog Dr. Kenneth Beer, MD PA is board certified in both dermatology and dermatopathology,
the microscopic study of the skin.
Not exact matches
In a related
study, rats were fed large amounts
of Tabasco ® Sauce and suffered «no gross or
microscopic pathological changes or any significan biochemical changes in the animals.»
In this Perspective, Wolf and Ertl discuss results by Kliewer et al. (page 1399) and Petek et al. (page 1402), which illustrate the fundamental insights into the
microscopic characteristics
of electron dynamics at surfaces that can be obtained by state -
of - the - art high spatial and temporal resolution
studies.
Doug Natelson, 37, is the Benjamin Franklin
of the
microscopic world: He
studies electronic properties at the atomic scale, where the overlap
of classical and quantum physics gains importance.
He
studied remains
of two organisms — a
microscopic algae and the waxy coating
of mangrove leaves — for clues to the amount
of past rainfall.
A
study by Isabel Schmidt, for instance, an ecologist at the University
of Brasília, examined what time
of year different species release their nearly
microscopic seeds in order to identify which species are most impacted by harvesting.
A few
microscopic techniques can focus light deep into the intact brains
of dead animals to
study its structure without damaging the axons, but much
of this light is scattered away by the fatty lipid membranes that surround individual cells, making the technique less than perfect.
Specifically, after the analysis involving
microscopic techniques and virtual models developed by the UA researcher, carious lesions caused by carbohydrates, present in plants, were found in the dental remains discovered at the La Brea Tar Pits site in Los Angeles, California, described by Alejandro Romero as «one
of the most paradigmatic sites to
study fossil mammals from the Pleistocene in North America.»
An improvement in
microscopic dye analysis is allowing scholars to
study the origins and histories
of ancient, colorful art
Biological oceanographer Kendra Daly
of the University
of South Florida heard a talk by Delaney and excitedly told him that his concept would finally allow researchers to
study the ephemeral changes that were so difficult to capture from a ship: a storm churning up the waters below, for instance, or the springtime bloom
of microscopic marine plants.
But Volvox is more than just a
microscopic curiosity; it's a model for the
study of how multicellular organisms evolved.
But Jacob Taylor, a physicist at the National Institute
of Standards and Technology in Gaithersburg, Maryland, says it provides experimental data for «a quiet revolution» in statistical physics, the
study of how heat flows both in
microscopic systems and on the scale
of everyday life.
Today is the birthday
of Victor Hensen, a German physiologist born in 1835, who made his mark
studying a teeming array
of itinerant
microscopic marine organisms.
The
study focused on three
of the most common
microscopic algae in the Chesapeake Bay that can produce toxic or nuisance conditions when they become very abundant.
Attendees at the astrobiology meeting in Arizona showcased an assortment
of high - tech devices for next - generation exploration, ranging from microfluidic «life analyzers» and integrated nucleic acid extractors for
studying «Martian metagenomics» to exquisitely sensitive, miniaturized organic chemistry labs for spotting tantalizing carbon compounds and minerals at
microscopic scales.
For example, he is using data from AFLOWlib to
study why some alloys can form metallic glass — a peculiar form
of metal with a disordered
microscopic structure that gives it special electric and magnetic properties.
AFM achieves this level
of detail by using a
microscopic stylus — similar to a needle on a record player — that barely makes contact with the surface
of the material being
studied.
Their research, which also shows how chemical reactions can be
studied on a
microscopic scale using tools
of physics, is reported in the journal Science.
Jun - Yuan Chen
of the Nanjing Institute
of Geology and Paleontology and his colleagues collected and
studied samples
of Vernanimalcula guizhouena, a
microscopic animal that probably moved along the seafloor sucking in bacteria for food.
The
microscopic study revealed the fossils contain the preserved internal organs
of the ostracods, including their sexual organs.
ACE - M - 1 testing will take advantage
of the microgravity environment
of station to
study how
microscopic particles spread out and clump together in gels and creams.
Wang and his colleagues are
studying the
microscopic origins
of charge transfer in MX2 heterostructures and the variation in charge transfer rates between different MX2 materials.
Microscopic anatomy is the
study of minute anatomical structures assisted with microscopes, which includes histology (the
study of the organization
of tissues), and cytology (the
study of cells).
One beneficiary
of this young researcher exchange program was Matthew Julius, who
studies the evolution
of diatoms, a group
of microscopic algae, now at St. Cloud State University in Minnesota.
Anatomy should not be confused with anatomical pathology (also called morbid anatomy or histopathology), which is the
study of the gross and
microscopic appearances
of diseased organs.
The data generated from new and innovative methods, including chemical analyses and the
study of microscopic bone fragments, suggest that dinosaur bones were introduced to the deposit after death.
All the shells are perforated with a single hole, and the team's
microscopic studies — as well as experiments with shells
of the same species collected near the site — have suggested that they were punctured with a finely tipped bone point.
The
study of microscopic anatomy (or histology) can be aided by practical experience examining histological preparations (or slides) under a microscope; and in addition, medical students generally also learn gross anatomy with practical experience
of dissection and inspection
of cadavers (dead human bodies).
«It combines knowledge from the field
of microfluidics, which uses fluids at a
microscopic scale to miniaturize biological experiments, with the cellular, biological and molecular
studies we conduct in laboratories.»
More important, the technique leaves the underlying tissue unharmed, prefiguring a day when doctors might build miniature sensors directly onto the skin
of their patients, or biologists might use
microscopic tweezers to capture and
study individual cells.
In such a makeshift cosmos, the fine details
of the
microscopic world and the farthest stars might only be filled in by the programmers on the rare occasions that people
study them with scientific equipment.
A close - up on a Demodex folliculorum face mite, the focus
of a new
study that uses genetic testing to reveal the
microscopic animal's evolutionary link to our own ever - evolving human story.
By joining forces with Professor Wim Versées at the VIB research center for structural biology, the scientists were able to figure out the three - dimensional structure
of Skywalker, making it possible to
study the protein in
microscopic detail.
A landmark new
study, led by scientists at Bowdoin and the California Academy
of Sciences, explores the fascinating, little - known natural history
of the face mite species Demodex folliculorum, using genetic testing to link the
microscopic animal's evolution to our own ever - evolving human story.
That's exactly what a group
of chemical engineers and biochemists attempted in a new
study, embedding single - walled carbon nanotubes —
microscopic tubes thinner than a human hair that can also absorb sunlight and convert it to electron flow — in living chloroplasts.
Tiny
microscopic animals called zooplankton are ingesting plastic particles at an alarming rate, according to a new
study by Dr. Peter Ross, head
of the Ocean Pollution Research Program at Vancouver Aquarium Marine Science Centre.
«In this
study, we were able to observe the existence
of microscopic disease and low numbers
of bacteria, which would be difficult to «see» in humans but could possibly be the cause
of the variable and nonspecific symptoms that are characteristic
of post-treatment Lyme disease syndrome.
«Scientists sequence genomes
of microscopic worms beneficial to agriculture:
Study identifies gene families in five nematodes that are likely to be involved in parasitism.»
Help University
of Oklahoma scientists
study microscopic life in search
of new drug compounds
«If we go back 10 years and ask what is the most important parameter [to developing a therapeutic particle], people would immediately think
of the particle's size and then its surface chemistry,» says University
of California, Santa Barbara, chemical engineering professor Samir Mitragotri, who develops
microscopic particles
of different shapes and tests their ability to deliver drugs, but was not associated with DeSimone's
study.
Opposing theories — one drawing mostly on experimental evidence, the other on results
of modeling
studies — have been proposed to explain shear thickening in suspensions
of microscopic particles, also called colloids.
Lars Berglund, a professor at Wallenberg Wood Science Center at KTH, says that while optically transparent wood has been developed for
microscopic samples in the
study of wood anatomy, the KTH project introduces a way to use the material on a large scale.
«Diphenylalanine is one
of the first self - assembling organic materials that can be used to make
microscopic tubes, rods, ribbons, spheres and more,» said Andrei Kholkin, corresponding author on the
study.