The Influence of Agitation Speed
on the Morphology and Size Particle Synthesis of Zr (HPO4) 2 · H2O from Mexican Sand
Males are classified in age categories based
on the morphology of the frontal shield and trunk.
But the process still takes 30 minutes at its fastest, and an accurate diagnosis depends largely
on the morphology or physical characteristics of the cells, which can be damaged in the freezing process.
Within the meristem, the hair and non ‐ hair cells could be easily identified based
on their morphology.
«Instead of the Spanish slug we found numerous, so - called cryptic species, which are indistinguishable using traditional methods of taxonomy which is based
on morphology.
Almost all of these small neurons were identified to be cerebellar granule cells based
on their morphology and that they were stained by anti-neural cell adhesion molecule L1 (Fig. 1A)[19].
Furthermore, ultra-thin, self - assembled layers on substrates of different surface energies were investigated
on their morphology and ion conductive structure for modeling polymer structure in fuel cell electrodes.
Retinal cell classes were identified based
on their morphology, location within the retina, and using cell class specific markers (Figures 5 and S2, S3, S4, S5, S6).
Example demonstrating how individual cell classes were identified based
on morphology and cell class - specific markers.
Labeled cell classes could also be identified based
on their morphology.
Digital data
on morphology is easily manipulated and analyzed.
Initial studies based
on morphology suggested that the skeleton was not of Native American affinity.
To resolve the matter, Adán Pérez - García, a researcher in the Evolutionary Biology group of the UNED, studied the as - yet - unanalysed fossils of the specimen, reinterpreted some of its features and provided new information
on the morphology of these reptiles.
Until recently, arachnologists trying to unravel how spiders» vast range of adaptations arose built family trees based
on morphology and behavior.
Most examination of archaeobotanical findings has been limited to the comparison of ancient and present - day specimens based
on their morphology.
However, in cooperation with Dr. Ulrich Schliewen (Zoological State Collections, Munich), Reichenbacher and her team have assembled a unique database
on the morphology of present - day cichlids, in which all the lineages found in Lake Tanganyika are represented.
«Think of early human ancestors, where we have only scattered fossil fragments, and the problem of relying
on morphology is obvious.»
«We think based
on the morphology that the Sima people were part of the Neanderthal clade,» Arsuaga said, «although not necessarily direct ancestors to the classic Neanderthals.»
So, we're at a juncture now where it's really hard to tell if there's life only based
on morphology and Raman spectroscopy.»
It can be classified in a variety of ways, based
on the morphology of RBCs, underlying etiologic mechanisms, and discernible clinical spectra, to mention a few.
Regarding phlyogeny v. phylogenetics, if what you meant to say was that phylogeny based
on morphology has been shown to be false or is confounded by unreasonably high error rates in light of phylogenetic techniques, you're patently incorrect as the prior trees based
on morphology have consistently, albeit not perfectly, matched the trees produced by genetic comparisons.
Not exact matches
Essentially, in conceptualizing the human person, Sullivan, like Whitehead, rejects a model of personality which relies upon a «
morphology of stuff» and insists
on one that accentuates the dynamic theme of process.
Testing the Hypothesis
on Neontological and Paleontological Evidence,» Journal of
Morphology 266 (2005): 125 - 66.
What the precise relationship between the novel
morphology and traditional biochemistry might be is a question I have not been able to resolve; Bohm's and Adams» expectations diverge
on this point.
Until now, interpretations have been based
on indirect indices such as the
morphology of fossilized eggshells or the organization of nests.
Now they had a way to link gender with
morphology and, drawing
on parallels with living animals, even with behavior.
The unique
morphology of the cotton aerogels allows for a larger absorption capacity, while the compressible nature enables the material to expand faster to exert pressure
on the wound,» added Assoc Prof Duong.
Based
on analyses of hydrological variations below the 29 - year Balbina dam and the 26 year old Tucurui dam in the Brazilian Amazon and their knowledge of channel
morphology below the proposed Andean dams, the scientists also predicted that much of the floodplain below these impoundments could become permanently dry.
«How does the
morphology depend
on energy?
Long - term neuroinflammation induced by influenza A virus infection and the impact
on hippocampal neuron
morphology and function.
Through the development model, these produce new
morphologies and natural selection decides which ones pass
on to the next generation.
The whole process is reminiscent of trial - and - error learning in which each cell explores — at its own rhythm and independently of cell division — different molecular possibilities (i.e. different genes turned
on or off) before reaching a stable combination of active genes and the corresponding
morphology.
The article, «No known hominin species matches the expected dental
morphology of the last common ancestor of Neanderthals and modern humans,» relies
on fossils of approximately 1,200 molars and premolars from 13 species or types of hominins — humans and human relatives and ancestors.
We show experimentally that the reduction in mortality is produced by persistent and sex - specific maternal effects
on the growth and
morphology of offspring.
«Our work demonstrates one of the most advanced designs to date of a self - contained flapping - winged aerial robot with bat
morphology that is able to perform autonomous flight,» explained Alireza Ramezani, a postdoctoral researcher at the University of Illinois who is the first author of the cover article, «A Biomimetic Robotic Platform to Study Flight Specializations of Bats,» appearing in AAAS Science Robotics
on February 1.
The article also expands
on the phylogenetics,
morphology, and ultrastructure of Osedax deceptionensis, another Osedax species that was discovered by the same research group in 2013 at Deception Island in the South Shetland archipelago (Antarctica).
The ability to automate
morphology assays
on 3D cell cultures is a powerful tool, but some scientists are now pushing the technology even further, with algorithms that can classify structures in living animals and clinical specimens.
The result was surprising as the pattern
morphology did not correlate with insect position
on the evolutionary tree.
«Ice shapes the landslide landscape
on Mars: A new study uses a combination of glacial
morphology and remote sensing measurement to explore the role of ice in shaping Martian landslides.»
Varying the fixation time has little or no effect
on a tissue's
morphology, but it plays havoc at the molecular level.
Professor Nicola Cherry, originally from the University of Manchester but now at the University of Alberta, commented
on a recent companion paper published by the group in the Journal of Occupational and Environmental Medicine: «In addition to cannabis exposure shown in this paper, we also know that men exposed to paint strippers and lead are also at risk of having sperm with poor
morphology.»
«It's important to know which species can adapt their
morphology and behavior» in response to climate change, she says, and collecting data
on such phenomena will help set priorities for conserving species.
«The channel
morphology has a big impact
on flood hazard, making this an area where flood hazard has been underestimated,» Singer noted.
The authors conclude that»... by 4400 years ago, early farmers had already had a substantial homogenizing effect
on allelic diversity at three genes associated with maize
morphology and biochemical properties of the corn cob.»
Six month after this test phase, individual fish brains were measured to investigate the long term consequences of early group size
on brain
morphology, revealing differences in brain architecture.
In a statement put
on the Web this morning, NIH reported that all 64 lines «show characteristics of stem cell
morphology» and have undergone several population doublings, and most of them have demonstrated all the protein markers «known to be associated with human embryonic stem cells.»
Among the things he found fascinating is that they are a group of finches highly specialized for feeding
on the seeds in the cones of different conifer species that have evolved different beak
morphologies despite a clear lack of geographical isolation.
The authors believe theirs is the first study to show that mouse mammary gland tissues are sensitive to a mixture of 23 commonly used UOG chemicals, with dose - specific effects
on tissue
morphology, cell proliferation and induction of intraductal hyperplasias, an overgrowth of cells considered a marker for future breast cancer risk.
«This means that future studies
on sexually deceptive pollination should also look at pollinator behaviour as a driver of floral trait evolution, as the role of flower
morphology may play a much larger role in the pollination of these intriguing orchids than was previously realised.»
«It is the first extinct passerine bird described in the archipelago, and it won't be the last,» states Alcover, co-author of the study published in Zootaxa which focused
on the analysis of beak
morphology in order to determine the new species.