Sentences with phrase «take cell samples»

Sometimes they'll use a swab to take cell samples from your penis, cervix, urethra, anus, or throat.

Sometimes the test is done by gently rubbing your genitals with a cotton swab, to take cell samples from your penis or vagina.

Not exact matches

Rather than obtaining meat from animals raised on environmentally destructive factory farms and slaughtered in filthy slaughterhouses, clean meat is produced by taking a small sample of animal cells and replicating them in a culture outside of the animal.

Rather than obtaining meat from animals raised on environmentally destructive factory farms and slaughtered in filthy slaughterhouses, clean meat is produced by taking a small sample of animal cells and replicating them in a culture outside of the animal.

As early as the first trimester, doctors can take a sample of placental tissue (chorionic villus sampling, or CVS) to detect whether a baby has the genes that would lead to sickle cell anemia or sickle cell trait.

To determine how the cells switch from one type to another, they took three human uterine carcinosarcoma samples and sequenced the genomes of cells in two parts of each tumor: the carcinoma and sarcoma components.

Deep in one of the facility's 10 liquid nitrogen freezers, which hold samples for the university's researchers so they don't have to maintain their own cell banks, was a sample that had been taken many years before from a child who died from an undiagnosed illness.

«A personalised immunotherapy was prepared for each patient by taking a sample of their blood and extracting a particular type of immune cell called dendritic cells.

[Chinedu Nwokoro et al., «Inhaled black carbon in the lower airways of London cyclists»] Researchers at the London School of Medicine collected sputum samples from healthy non-smokers who walk or bike to see how much black carbon was in airway macrophages — a type of white blood cell that takes in foreign material.

As other researchers asked for samples, the cells replicated, grew, and proliferated so wildly that they often took over and wiped out cell lines of any kind with which they happened to come in contact.

For research purposes, cell samples had been taken from her cervix.

Barbara Hinney and her colleagues from the Institute for Parasitology at the University of Veterinary Medicine, Vienna, screened 298 faecal samples taken from cats across Austria for single - cell intestinal parasites, so called enteric protozoa.

This is normally used to detect fetal abnormalities such as Down's syndrome, and involves inserting a needle into a pregnant woman's belly to take a sample of amniotic fluid containing cells from her fetus.

Then the researchers, led by then - post-doc, now Oregon State University faculty member Matthew Robinson and colleagues, took biopsies from the volunteers» thigh muscles and compared the molecular makeup of their muscle cells to samples from sedentary volunteers.

They took cells from those tissue samples and successfully grew them on a three - dimensional scaffold to produce new vocal cords.

In their investigation, Greaves and colleagues discovered incipient cancer cells in routine blood samples taken from the child at birth, strongly suggesting that the transmission happened in utero.

More realistic would have been to compare samples of cells taken from the airways of people who use either e-cigarettes or real cigarettes, says Britton.

But with this technique, we can just take a small sample of non-muscle tissue, like skin or blood, revert the obtained cells to a pluripotent state, and eventually grow an endless amount of functioning muscle fibers to test.»

They treated a variety of healthy tissues and 23 samples of cancer cells taken from leukemia patients with AG1295, a drug known to selectively block the kinase.

Fluid samples taken from the students after infection were found to be full of a protein called interleukin - 6, or il - 6, which is known to inflame respiratory tract cells; samples taken before the infection were free of the protein, says Elias.

It allows doctors to collect cells from all along the gullet, whereas standard biopsies take individual point samples.

«If I examine cells which exhibit even a slightly abnormal morphology, I immediately consult the physician of record and take more samples.

In September 2015, the team took a 4 - square - centimeter patch of unblistered skin from the boy's groin and grew skin stem cells in the lab from that sample.

Cheng, an assistant professor of medicine in hematology / oncology at Feinberg, provided the cell lines and NanoFlare targets the researchers used to model blood samples taken from breast cancer patients.

The research team used blood samples taken daily throughout the patient's hospitalization and recovery to measure the rise and decline of virus replication inside white blood cells and serum and to track the timing, intensity and duration of expression of numerous immune system genes.

Another option is to take a skin sample, culture cells called fibroblasts and freeze them.

To more closely mimic outside the body what goes on within, scientists take small samples of a patient's cells — cancerous and benign — and remodel them in the lab.

CEPH's idea was to develop a reference panel of large families, taking blood samples from each of their members to build up a cell bank for genetic typing.

To make the vaccine, researchers took a sample of a patient's tumors, which in this trial were made up of B cells (white blood cells that help the body battle disease and infection).

Traditionally, SPIM microscopes rotate the sample so that they can clearly see all the dimensions, but this severely limits the imaging speed and can increase the damage done to the cells from light exposure because of the many extra images taken at multiple angles.

Imaging techniques that rely on light — such as taking pictures of cells tagged with a «reporter gene» that codes for green fluorescent protein — only work in tissue samples removed from the body.

Collaborating with Ian Paul, a pediatrician at the Penn State Milton S. Hershey Medical Center, they took samples of blood and of cells inside the cheek from 39 healthy mother - child pairs.

The scientists say their gadget provides a quicker diagnosis that today's typical method, in which a cell sample is taken and cultured in the lab to look for the presence of the Candida albicans fungus.

«Now we can take easy to obtain blood samples, and make the main cell types of neurological systems — the central nervous system and the peripheral nervous system — in a dish that is specialized for each patient,» said Bhatia.

She and colleagues examined DNA from individual brain cells taken from three donated human brains and tested bulk samples from the hippocampus (an area important for learning and memory) and the frontal cortex (where most thinking and decision making is thought to happen).

Their analysis showed that the diversity of T - cell receptors decreased among samples of T - cells taken closer to the tumor, compared with farther away.

To treat hereditary blood diseases, doctors could take a sample of bone marrow cells from a patient, correct the faulty gene, and then grow healthy cells in the bioreactor and transplant them back into the patient.

To confirm that the missing mutations were important for generating an immune response, the researchers cultured a subset of the neoantigen protein fragments containing the tumor mutations with immune cells taken from three patients» blood samples.

«A sample of my skin cells was taken and sprayed onto a special cell friendly surface,» explains Professor Ryan.

He and a colleague took samples of both visceral and subcutaneous fat from the mice and, using gene chips, identified the genes in the fat cells as well as in precursor fat cells.

Taking samples from the back, belly, and side of the fossil skin, the team found different numbers of the three pigment cells at each location.

They took a sample of each patient's T cells and added the new gene to the cells, using the same procedure and new gene in each case, while keeping the T cells from each patient separate.

As the Joslin team reports in the journal Nature Medicine, the work began with taking samples of both brown and white precursor cells from four human subjects and genetically modifying these cells to «immortalize» them for long life in a Petri dish.

The chip would allow the filtering of cancer cells from a blood sample, which would be an easier way to harvest cancer cells, rather than the current method of taking them from tumor sites in the body.

The researchers took healthy tissue and tumor samples from mice, and trained the nanoparticle - GFP sensors to recognize the bad cells, and for the GFP to fluoresce in the presence of metastatic tissues.

To make the iPSCs, Cedars - Sinai investigators first took small samples of blood and skin cells from an adult.

By taking a small blood sample, doctors can check for particular chemicals in the blood or look at the blood cells under a microscope.

Blood and tumor samples were also taken for immune cell response analyses.

There are many more glial cells in the brain than neurons, and astrocytes are the most abundant of the glia, so if you take a sample of brain tissue, you're fairly sure to get some astrocytes as part of the bargain.

When the skin cell sample is taken from someone with a specific disease, those iPS cells contain a complete set of the genes associated with the illness, and disease models can be developed to facilitate research and drug discovery.