Living cells have been doing this for billions of years, and researchers have done
it in test tubes for decades.
«Mini-intestine grown
in a test tube for nutritional research: Organoids just a quarter of a millimeter across exhibit functions of the human intestine.»
Not exact matches
Specs
for the
test track's
tube were released
in October, and
in November, 318 teams from 162 universities and 16 countries submitted their final pod designs.
There were no
test tubes or Bunsen burners, but a courtroom turned into a science classroom Wednesday
for a U.S. judge considering lawsuits that accuse big oil companies of lying about the role of fossil fuels
in the Earth's warming environment.
She had apparently got to the point where she honestly did not know that a child is the natural fruit of a union between a man and a woman:
in her understanding «sex» is something done
for pleasure, according to one's desires, whether lesbian or homosexual or whatever, and procreation an entirely different matter connected with options presented at various times, possibly involving
in - vitro fertilization and
test -
tubes.
For example, would you take a pill (or support legislation to put it
in our water supply) that does away with sexual desire and then have all reproduction occur by «
test tubes» or cloning?
Stacking Glasses, $ 12 each These stackable glasses (stacked
in the photo above)-- made of the same hardy glass used to create
test -
tube beakers — are a good fit
for a bar cart.
If
testing is done, a 24 - hour pH probe study -LRB--RRB- is the current «gold standard»
for reflux
testing in babies; this is a procedure where a
tube is placed down baby's throat to measure the acid level at the bottom of the esophagus.
The product is pediatrician
tested & approved, hypoallergenic, packaged
in a BPA - and phthalate - free plastic
tube, safe
for babies and kids, is not
tested on animals and is eco-friendly.
Hughes ran into conflict with the university and his former sponsor, the National Institutes of Health (NIH), over his efforts to diagnose genetic diseases — such as Tay - Sachs disease and cystic fibrosis —
in test -
tube embryos scheduled
for implantation (Science, 24 January, p. 472).
If these
test -
tube results are confirmed
in infected animals and people, the viral proteins could be targets
for anti-Ebola vaccines as well as
for drugs that treat Ebola infections.
The researchers used a number of methods, including fluorescence and electron microscopy,
in collaboration with Dr. Eugenia Klein of the Institute's Microscopy Unit; a unique system
in Prof. Alon's lab
for simulating blood vessels
in a
test tube; and
in vivo imaging with Prof. Sussan Nourshargh of Queen Mary University of London.
Indeed, according to a 2009 study published
in Human Reproduction, the number of ART procedures is on the rise and so - called
test -
tube babies account
for an estimated 250,000 births every year worldwide.
Shea notes that although he and his colleagues have yet to finalize their measurements on how well their nanoparticles bind to various PLA2 molecules, their
test -
tube results suggest that they could have a similar high affinity
for PLA2s as their previous nanoparticles had
for melittin, the bee venom protein that stopped the toxin
in animal studies.
Now, a research group at the University of Tokyo (Professor Takuya Ueda, Professor Yukihide Tomari, Researcher Chunyan Yao and Research Associate Hiroshi M Sasaki,) and at Kyoto University (Researcher Hisashi Tadakuma), has developed a single - molecule imaging assay
for observing target RNA cleavage by RISC
in a
test tube in real time
for the first time, showing how RISC accurately cleaves and releases targets.
«My appreciation
for studying traits not only
in the
test tube, but
in the level of organisms, comes from the experiments I did during my undergraduate years.»
But
for years researchers have tried to put evolution on fast - forward
in the
test tube.
Mead believes ALS is ripe
for AI and machine - learning because of the rapid expansion
in genetic information about the condition and the fact there are good
test -
tube and animal models to evaluate drug candidates.
Then the scientists take turns dropping otherrock pieces into jars and
test tubes headed
for various labs
in theUnited States and Europe.
For this particular research problem they developed a so - called y - maze experiment, a proboscis choice
test in which a y - shaped
tube system is used as an extension of the flower's corolla.
«Dump antibiotics
in a
test tube and you quickly select
for any bacteria that has some resistance.
In tests at SLAC's Facility for Advanced Accelerator Experimental Tests (FACET), a DOE Office of Science User Facility, beams of positrons stayed tightly bundled as they traveled through the plasma
tests at SLAC's Facility
for Advanced Accelerator Experimental
Tests (FACET), a DOE Office of Science User Facility, beams of positrons stayed tightly bundled as they traveled through the plasma
Tests (FACET), a DOE Office of Science User Facility, beams of positrons stayed tightly bundled as they traveled through the plasma
tube.
The research was carried out by experts
in synthetic and theoretical chemistry, materials and electron microscopy and builds on Professor Khlobystov's concept of carbon nano
test tubes (World's tiniest
test tubes, Guinness Book of World Records 2005), where the nanotube acts as a container
for molecules.
Applying a new method that is used mainly
in stem - cell research and regenerative medicine, researchers from the Technical University of Munich have now devised a robust intestinal model
for molecular research into incretin release
in a
test tube (
in vitro).
In test tubes,
for example, zinc triggers beta - amyloid molecules to form insoluble masses.
The invasion of commerce
in biomedical research has meant that lawyers may haggle
for months about conditions before a single
test tube is shipped.
For instance, pharmacologist Andrew Holt and his team at the University of Alberta
in Canada recently discovered that chemicals released from disposable plastic
test tubes interfered with a Parkinson's drug they were
testing by binding to the gamma - aminobutyric acid proteins
in the experiment.
«The approach is really a breakthrough
for science because most research is done
in a
test tube where billions of molecules are present, all behaving independently.
In a 1991 study,
for example, University of Zurich ethologists Hans Kummer and Marina Cords
tested macaques that had something other macaques wanted — a see - through
tube filled with raisins.
After 24 rounds of this
test tube evolution,
in which the scientists successively upped the requirements
for what a RNAP ribozyme had to do to be successful, they wound up with one called 24 - 3 polymerase.
Millions of new chemical compounds have been
tested for their ability to disrupt the growth of M. tuberculosis
in the
test tube, but discouragingly few are currently
in clinical trials.
For one, Brca1 might behave differently when floating free
in a
test tube than
in the cell, where it's only been observed bound to other proteins.
So far, however, «molecular computations» have required lots of old - fashioned, shake - the -
test -
tube lab work
for each step
in the calculation.
Using a strain of malaria that primarily infects rodents, Derbyshire and Jon Clardy of Harvard Medical School
tested 1,358 compounds
for their ability to keep parasites
in the liver
in check, both
in test tubes and
in mice.
CRC2631 is derived from a Salmonella sample that was stored
in a
test tube at room temperature
for more than 50 years.
Convincing evidence
for the role of NGF
in the formation of neural circuits
in the sympathetic nervous system has come from both animal and
test -
tube experiments.
Cross-sectional infection model
for skin infections: Histological section through a skin model grown
in a
test tube, which has been infected with Candida albicans — one of the commonest human fungal pathogens.
In their study Loeken and her group, including Yichao Wu, Marta Viana, and Shoba Thirumangalathu, used mice and cell lines to test their hypothesis that AMPK might be stimulated in the embryo and that stimulation of AMPK was responsible for blocking Pax3 expression and causing neural tube defects in response to high glucos
In their study Loeken and her group, including Yichao Wu, Marta Viana, and Shoba Thirumangalathu, used mice and cell lines to
test their hypothesis that AMPK might be stimulated
in the embryo and that stimulation of AMPK was responsible for blocking Pax3 expression and causing neural tube defects in response to high glucos
in the embryo and that stimulation of AMPK was responsible
for blocking Pax3 expression and causing neural
tube defects
in response to high glucos
in response to high glucose.
Last year, Marson and Schumann successfully used CRISPR to perform precise DNA sequence replacements
in primary human T cells
for the first time by prefabricating the CRISPR machinery
in test tubes, then adding it to the freshly donated immune cells.
In research published in this week's issue of the journal Science, a team from Whitehead Institute for Biomedical Research used common baker's yeast as a living test tube to show how just a small amount of a Parkinson's - related neuronal protein called alpha - synuclein (aSyn) can convince neighboring proteins to abandon their normal shape and form these deadly cluster
In research published
in this week's issue of the journal Science, a team from Whitehead Institute for Biomedical Research used common baker's yeast as a living test tube to show how just a small amount of a Parkinson's - related neuronal protein called alpha - synuclein (aSyn) can convince neighboring proteins to abandon their normal shape and form these deadly cluster
in this week's issue of the journal Science, a team from Whitehead Institute
for Biomedical Research used common baker's yeast as a living
test tube to show how just a small amount of a Parkinson's - related neuronal protein called alpha - synuclein (aSyn) can convince neighboring proteins to abandon their normal shape and form these deadly clusters.
Biochemical reactions that are responsible
for the metabolism of living organisms do not proceed
in a
test tube: most of them take place
in a confined space of a cell, on or even within a biological membrane.
The more scientists learn about how cells work
in a Petri dish or
test tube, the more realistically they can set rules
for virtual tissues.
The water
in five of the ten giant
test tubes was enriched with carbon dioxide until it reached a level of acidity projected
for the year 2100.
It uses a common DNA - copying procedure, called PCR, to screen
for antibodies
in tiny
test -
tubes containing small amounts of blood or saliva.
Curis, a firm
in Cambridge, Massachusetts, has accepted a three - year, $ 5.4 million grant from the SMA Foundation to use its unique technology
for growing motor neurons
in test tubes to identify potential SMA drugs.
This process typically includes assay development, high throughput screening, identification of «hits» that have activity
in a
test tube (or assay), characterization of hits and selection of leads
for further optimization.
The «giant
test tubes», each enclosing 40,000 litres of seawater, were then enriched
in carbon dioxide to levels covering the range from present day values to those projected
for the year 2150.
My go - to herbalist, author and American Herbalist Guild member David Winston of Broadway, New Jersey, says
in his book, Herbal Therapy and Supplements: A Scientific and Traditional Approach, that animal and
test -
tube studies are convincing enough to recommend eating maitake regularly as part of a treatment plan
for high cholesterol, high blood pressure, insulin resistance, and even hepatitis B. (Placebo - controlled studies
in people have yet to be conducted.)
If blood
tests aren't clear, a specialist may want to do a biopsy of the small intestine or an endoscopy, a procedure where a small
tube containing a camera is inserted down your throat to look
for changes
in the small intestine that would suggest celiac disease.
For example, adding citric acid to phytonutrients
in test tube experiments will greatly increased the number of lactobacilli.