Not exact matches
Eighty percent of the
bacteria were no longer able to
invade human
cells, Mitchell says.
The bacteriophages
invaded the
cells of the
bacteria and destroyed them.
Projects of interest include creating drugs that fight HIV,
bacteria that seek and
invade tumor
cells, and biological sources of renewable energy.
Many disease - causing
bacteria use virulence factors to
invade and destroy
cells, and they often use quorum sensing to activate these virulence factors when their population reaches a critical threshold to mount a devastating attack.
Mutualistic
bacteria start out by
invading animal
cells just like malevolent disease - causing
bacteria do.
Geneticist Gaetan Burgio at the Australian National University in Canberra says the technology could be used to understand exactly what happens to a
cell when a virus or
bacterium invades.
The UC team first reported how to use CRISPR in pieces of circular DNA called plasmids that can
invade bacteria, but the Broad won a race to apply the method to human
cells, which represents a potential billion - dollar marketplace for medicines.
Given the millions of
cells all simultaneously producing proteins to combat an infection, it's very long odds against any given
invading bacterium ever gaining a foothold.
When the body encounters an infection, a molecular signaling system ramps up the body's infection - fighting system to produce more white blood
cells to attack
invading bacteria.
As more reports appear of a grim «post-antibiotic era» ushered in by the rise of drug - resistant
bacteria, a new strategy for fighting infection is emerging that targets a patient's
cells rather than those of the
invading pathogens.
The analysis also supports the provocative idea that members of Latrodectus got their neurotoxins when a
bacterium invaded their ancestor's
cells and left behind some of its DNA.
Now, researchers can begin to investigate further how toxins,
bacteria and viruses
invade cells through these raft domains.
This new finding enables researchers to investigate how toxins,
bacteria and viruses
invade cells.
The innate system — via stem
cells in the bone marrow — mobilizes macrophages, which are a type of white blood
cell that swallows and kills
invading bacteria like Mycobacterium tuberculosis (Mtb) that causes TB.
When confronted with
invading bacteria,
cells within the multicellular slug stage of the social amoeba (Dictyostelium discoideum) immediately seek to kill them, casting extracellular traps made of DNA nets studded with antimicrobial granules.
«The current model of disease is that when Mtb
bacteria are inhaled, they reach the end of the lung — the alveolus — and then are ingested by a macrophage, a type of white blood
cell that swallows and kills
invading bacteria,» Dr. Shiloh said.
So, for example, at the University of California in San Francisco they are trying to engineer E. coli so that it can detect cancer
cells, it can
invade tumors, and then once it's inside they can release toxins; and so they are putting in all sorts of genes from other
bacteria to assemble this, you know, this sort of synthetic E. coli that could become basically a cancer torpedo.
Studies have found a high - fat diet destroys gut microbiota, reduces the production of epithelial
cells lining the intestine and causes gut
bacteria to
invade intestinal epithelial
cells.
In contrast, when
cells of the insect pathogen Photorhabdus are introduced, the hemocytes become frozen and are unable to engulf the
invading bacteria.
As part of the body's normal, healthy immune response to infection, the barrier formed by blood vessel
cells temporarily loosens, allowing white blood
cells to exit the bloodstream and attack the
invading bacteria or virus, Rehman said.
The fact that the hemocytes can be seen in their normal positions within the embryo reveals that these
cells do not have to actively migrate toward the
invading bacteria but rather are able to recognize and bind the
bacteria as they are washed over them in the extra-cellular space.
A large number of different
cells with various functions ensure that
invading microorganisms such as viruses or
bacteria can quickly be rendered innocuous and the entire organism stays healthy.
When a new
bacterium or virus
invades the body, the immune system mounts an attack by sending in white blood
cells called T -
cells that are tailored to the molecular structure of that invader.
With the award - winning work, Sebastian Zeißig's group demonstrated that
bacteria within the normal gut microbiota can
invade the intestinal tissue and activate an enzyme in stem
cells that facilitates stem
cell growth and cancer development.
MHC molecules recognize and present foreign proteins, such as those from
invading bacteria, to immune system T
cells to trigger their action.
Scientists taking a close look at how a dangerous food - borne
bacterium invades the gut have identified a new culprit, a molecule that normally helps hold the intestinal lining and other sheets of epithelial
cells together.
PULLMAN, Wash. — A study has found that a cellular syringe - like device used to
invade intestinal
cells also acts as a traffic cop — directing
bacteria where to go and thereby enabling them to efficiently carry out infection.
It grabs proteins from
invading pathogens, displays these signature proteins to immune
cells, and «trains» the
cells to recognize and pursue hostile
bacteria or viruses that have those proteins.
In the next few minutes to days, these troops will blast apart the body's damaged
cells and kill any
invading bacteria.
Normally, two types of immune
cells, called T
cells and B
cells, protect the body from
invading viruses,
bacteria and fungi.
Normally, T -
cells protect us from infection by patrolling the body, seeking out specific protein signatures that indicate
invading bacteria, viruses or cancer
cells, and then rallying more T -
cells together to attack the threat.
Molecular surgical tools, guided by molecular computers and injected into the blood stream could find and destroy cancer
cells or
invading bacteria, unclog arteries, or provide oxygen when the circulation is impaired.
Rather than fight the infection after it
invades, particular changes to
cell membrane receptors can completely prevent plague
bacteria from infecting
cells.
Weak immune system Aerobic workouts are a natural cold - fighter, coaxing immune
cells out of body tissues and into the bloodstream, where they attack
invading viruses and
bacteria, explains David Nieman, DrPH, a professor at Appalachian State University, whose research shows that five days of cardio a week reduced sick days by 43 percent.
APS (also known as astragalus polysaccharide) has been shown to activate the immune system by enhancing the transformation of T lymphocytes (a sub-type of white blood
cells, crucial in the regulation of immune responses), as well as the activation of B lymphocytes (which produce antibodies that are used to attack
invading bacteria, viruses, and toxins) and dendritic
cells, which trigger immune reactions to toxins.
The immune system includes
cells, tissues, and organs that protect the body against
bacteria, parasites, fungi, and viruses that can could
invade the body and cause serious illness.
Garlic increases the immune activity of Killer
Cells (cells that seek out and kill invading bacteria and cancer ce
Cells (
cells that seek out and kill invading bacteria and cancer ce
cells that seek out and kill
invading bacteria and cancer
cellscells).
Vitamin C found in oranges and other citrus fruits can boost the level of natural antibodies in your bird's system, making it harder to
bacteria... MORE and viruses to
invade your feathered friend's
cells.
These oral prescription antibiotics are used if the
bacteria your pet has in their ears are
invading the
cells rather than living outside the
cells: quinolones, azithromycin, and clindamycin.
After transmission, Anaplasma phagocytophilum
bacteria invade white blood
cells called neutrophils.
Lymphocytes are important to the dog's immune system as they are a type of white blood
cell that can produce antibodies that attack foreign matter, such as
invading bacteria, viruses, and toxins associated with kennel cough virus (27).