A scaffold made of microtubules is crucial for pulling the duplicated halves of the chromosome apart and directing them to each of the new daughter cells.
The left image shows a scanning electron micrograph (SEM) of a basic
scaffold made of many tiny mesoporous silica rods (MSRs) before they are coated with a thin supported lipid bilayer (SLB) with the incorporated T cell - stimulating cues.
Biological
scaffolds made of extracellular matrix, or ECM; the cylinder at far left mimics the shape of the trachea.
Researchers at McGill University have developed a new, low - cost method to build DNA nanotubes block by block — a breakthrough that could help pave the way for
scaffolds made from DNA strands to be used in applications such as optical and electronic devices or smart drug - delivery systems.
The therapeutic strategies are based on stiff porous
scaffolds made of biocompatible materials to be used as molds.
Unlike hydroxyapatite,
the scaffolds made from sea urchin spines could be cut and drilled to a specified shape and size.
Design, fabrication and physical characterization of
scaffolds made from biodegradable synthetic polymers in combination with rp systems based on melt extrusion.
In vitro and in vivo analysis of co-electrospun
scaffolds made of medical grade poly (ε - caprolactone) and porcine collagen.
A new study reports on the success of growing human liver cells on resorbable
scaffolds made from material similar to surgical sutures.
Not exact matches
The broadside announcing this celebration
made a point, however, of saying that, «all this to give thanks to the Lord who kept them from terrible and horrible fall from the
scaffold in nearly a year of most painful labor at the height of almost ten meters.
The advantage of
making an artificial
scaffold is therefore clear.
As a parent, it's important to help
scaffold your child's reasoning and decision -
making — while remembering that dopamine is surging, and they are super sensitive and emotional.
The suggestions from everyone about keeping an ongoing dialogue, deconstructing media messages, and encouraging self - awareness seem reasonable because they appear to be empowering while still
scaffolding decision -
making.
To
make things more convenient, this disk swing does not require hangers and can be mounted to any
scaffolding that will support the swinging weight.
Sampson and others said that Cuomo is simply looking to the low - hanging fruit, and is loath to take on significant reforms — like restructuring a law that
makes construction companies fully liable for worker injuries on
scaffolding, which drives up building costs.
Mayor Bill de Blasio announced Wednesday that his administration had
made progress on its vow to remove a public nuisance from the city's housing projects:
scaffolding.
The judges commented, «The judging panel was impressed by this new innovative» Walkabout» system, which
makes use of an existing material to eliminate the need for
scaffolding; describing it as an amazingly good innovation.»
Last year, during his re-election campaign, Cuomo said paid family leave would have to wait until after the Legislature passed a 10 - point package of bills known as the Women's Equality Act, which he had
made both a centerpiece of his campaign and the
scaffolding for a new political party he created to advance passage of the W.E.A.
A short walk from the headquarters, on the Robert F. Kennedy Bridge, formerly the Triborough Bridge, Mr. Gugliero watched as cars sped through the sensors, noting how small a footprint the
scaffolding for the system needs —
making it a feasible option for tighter roadways like the West Side Highway and the F.D.R. Drive.
Holt again reached out to the new administration following the inauguration, stressing in his statement the importance of using the
scaffolding of science to strengthen decision and policy
making.
The team is now attempting the same procedure using human kidneys, and also pig kidneys, which could be used to
make scaffolds if there were a scarcity of human donors.
To
make the rat kidneys, Ott and his colleagues took kidneys from healthy «donor» rats and used a chemical solution to wash away the native cells, leaving behind the organ's
scaffold.
Most instead grow in communities, leveraging the strength of numbers to form a biofilm with tissue - like properties similar to a
scaffold that serves to fortify the community,
making it up to 1,000 times more resistant to most antibiotics.
In this research, Yousaf and his team
made a
scaffold free beating tissue out of three cell types found in the heart — contractile cardiac muscle cells, connective tissue cells and vascular cells.
The data also reveal that dark energy, the repulsive force that causes the universe to expand faster,
makes up 68.3 percent of the cosmos; dark matter, the invisible
scaffolding that keeps galaxies and other structures together,
makes up 26.8 percent.
It
makes a good
scaffold for skin grafts or engineered tissue.
The material —
made from nanosized whiskers of cellulose — is also lighter than conventional paper and could provide sturdy
scaffolds for growing replacement tissues and organs.
The researchers also looked at whether the molecules with
scaffolding helped
make existing antibiotics work better.
The team wanted to
make the smaller, more flexible molecules better and efficient antimicrobials by attaching them to the carbon nanodot
scaffolding, so they built two different molecules: CND - PAM1 and CND - PAM2.
The injection is
made up of a mixture of VentriGelTM, a hydrogel derived from
scaffolding protein that is extracted naturally from the heart.
«Our study shows that carbon nanodots can serve as a molecular
scaffold for building antimicrobial materials; it's exciting because carbon nanodots are relatively easy and cheap to
make, they're non-toxic and soluble in water.»
An «NV -» center can be created within a diamond's
scaffold - like structure by replacing a missing carbon atom with a nitrogen atom (N) that has trapped an electron
making the center negatively charged.
The research team, led by Professor Martin Warren at Kent's School of Biosciences, working with professors Dek Woolfson and Paul Verkade at Bristol, found they could
make nano - tubes that generated a
scaffold inside bacteria.
However, when we discovered the thermoreversibility, and that this property is eliminated by photocrosslinking, we realized that this combination
made CMA an ideal bioink for 3D printing of
scaffolds,» said Kathryn Drzewiecki, a former graduate student in the laboratory and now an AIMBE fellow at the FDA.
With as many as a thousand tubes fitting into each cell, the tubular
scaffold can be used to increase the bacteria's efficiency to
make commodities and provide the foundation for a new era of cellular protein engineering.
Instead of trying to
make it unbreakable, our
scaffold is
made of loosely stacked particles that can readily restack.»
«This is the first study that demonstrates that
scaffold architecture
makes a difference in follicle survival,» Shah said.
The standard for DNA origami has long been limited to a
scaffold strand that is
made up of 7,249 bases, creating structures that measure roughly 70 nanometers (nm) by 90 nm, though the shapes may vary.
The
scaffold is
made from a polymer sheet and zapped with a laser to form a honeycomb structure of individual pores, each shaped like a concertina roughly 500 micrometres long.
On - demand replacement body parts inched closer to reality with the announcement from San Diego biotech company Organovo that its organ «printer» had created the first artificial blood vessel
made entirely from human cells, with no synthetic
scaffolding.
The tracheae were
made of a polymer
scaffold that was seeded with the patients» own stem cells.
So if we want to
make an artery or bones or even an entire kidney or a heart, we need to learn to assemble and grow them on a biodegradable
scaffold, which the body can later absorb.
The biocompatibility of the alginate is promising for additional future applications, including in
making scaffolds for artificial tissue and organs, the researchers say.
The nanofibers» structural resemblance to proteins like collagen and elastin found in connective tissue
make silk an ideal
scaffolding material for vascular grafts and bone / cartilage engineering.
The nanoparticles with the negative biomolecules on their surface promoted stem cell proliferation but suppressed «matrix mineralization»: the process that leads to the deposition of minerals into the bone's
scaffolding, which
makes bones strong.
And if a
scaffold is to be used to regenerate small bones, such as many of those found in the face, for example, doctors worry that it would take too much time and money to
make them from CaP.
To
make matters worse, the immune system occasionally sees these
scaffolds as foreign and attacks them, preventing any bone growth at all.
One of the features that
makes higher organisms unique is their cytoskeleton — a
scaffolding of proteins that controls cell shape.
«The
scaffold is simpler to
make than others and it offers more benefits.»
Traditional hydrogels
made up of either synthetic polymers or natural biomolecules often serve as passive
scaffolds for molecular or cellular species, which render these materials unable to fully recapitulate the dynamic signaling involved in biological processes, such as cell / tissue development.