The aim of this collaboration is to identify innovative drug candidates and biomarkers for immunotherapy of various types of cancer, starting
from patient tumor derived material.
Establishing a repository of laboratory models derived
from patient tumor samples that will enable researchers to more thoroughly investigate drug resistance
For this study, researchers relied on mice with group 3 medulloblastoma grown
from patient tumors.
Palanichamy, Chakravarti and their colleagues conducted this study using 13 primary GBM cell lines derived
from patient tumors, four commercially available GBM cell lines and normal human astrocyte cells.
Not exact matches
The vaccine in turn will attack targets that arise
from genetic mutations in the
patient's
tumor.
The indication now covers
patients with bone metastases
from solid
tumors and those with multiple myeloma.
The original pharmaceutical company was in the process of developing Annamycin, a drug that selectively kills highly resistant
tumors, especially
patients suffering
from AML (Acute Myeloid Leukemia).
The targeted radiotherapy shrank
tumors for 71 % of
patients who had already failed standard chemotherapy, but these results came
from a small trial that started with 30
patients and then added another 20 after positive data started rolling in.
The Korle Bu Teaching Hospital has announced the closure of three surgical clinics
from February 6, 2016, a move that is set to worsen the plight of brain and spinal
tumor patients seeking remedy.
For example, TCGA, with genomic data on 33
tumor types taken
from samples
from 11,000
patients, is finishing 2018 by publishing a series of papers and holding a symposium.
Unlike conventional chemotherapies and radiation that indiscriminately eradicate fast - growing tissues and ravage people's bodies with side effects, new therapies specifically target
tumors using tailored cells
from individual
patients.
Users simply collect a blood sample
from a
patient, feed it into the device, and retrieve any purified
tumor cells a few hours later.
A
patients»
tumors from cholangiocarcinoma, a rare liver cancer that typically fails chemotherapy, shrunk significantly after treatment with FGFR inhibitors, which were prescribed based on results of next generation sequencing.
Among the advances that have already been made are linear accelerators that generate higher - energy radiation beams, and more versatile
patient tables that enable radiation doses to be delivered to the
tumor from a variety of angles and directions.
In a retrospective analysis of clinical trial data, they found that melanoma
patients with highly aneuploid
tumors were less likely to benefit
from immune checkpoint blockade therapy than
patients whose
tumors showed fewer chromosomal disruptions.
Matching unique genetic information
from cancer
patients»
tumors with treatment options — an emerging area of precision medicine efforts — often fails to identify all
patients who may respond to certain therapies.
This study analyzed preserved
tumor samples
from 43 prostate cancer
patients who later received radiation therapy after rising PSA levels were detected following a radical prostatectomy.
«The ability to address any solid
tumors that can be surgically removed greatly increases the number of
patients who might benefit
from such potent immune - stimulating agents, which can be toxic when administered throughout the body.
Working
from more than a dozen X-ray images to piece together a full image of the
tumor and organs of the body, Goitein had to make thousands of calculations for each
patient to figure out the angle, strength and penetration of the beam.
The scientists also tested the therapy on
tumors taken
from two
patients who had not responded to conventional therapy for their glioblastoma, a deadly form of brain cancer.
So far, researchers with the Allen Institute for Brain Science in Seattle have described the intricate shapes and electrical properties of about 100 nerve cells, or neurons, taken
from the brains of 36
patients as they underwent surgery for conditions such as brain
tumors or epilepsy.
To uncover how this resistance occurs, Guo and Lu teamed with Xu, Herlyn and colleagues examined both cell lines and
tumor biopsies
from melanoma
patients before and after either BRAF inhibitor therapy or BRAF / MEK inhibitor combination therapy.
They are working together to mesh her identification of compounds that target
tumors with runaway Ras activity and
tumor data (analyzed by machine learning) to find
patients who could benefit
from these potential cancer drugs.
«Although radiosurgery has been shown to be an effective post-surgical treatment for metastatic brain
tumors, previous studies did not compare
patient outcomes
from a single hospital over the same period of time,» said N. Scott Litofsky, M.D., chief of the Division of Neurological Surgery at the MU School of Medicine and senior author of the study.
However,
from their experience in treating
patients with brain
tumors, Dr. Hawasli and coauthors raise concerns about this recommendation.
HBI member V. Wee Yong, PhD and research associate Susobhan Sarkar, PhD, and their team including researchers
from the Department of Clinical Neurosciences and the university's Southern Alberta Cancer Research Institute, looked at human brain
tumor samples and discovered that specialized immune cells in brain
tumor patients are compromised.
Researchers
from the University of Southampton have discovered a potential way of stopping one of the most aggressive types of brain
tumor from spreading, which could lead the way to better
patient survival.
The Michigan Oncology Sequencing Program (MI - ONCOSEQ) facilitates integrative sequencing analysis of
tumors from patients with advanced cancers.
While there have been improvements in the current standard treatments,
patients with glioblastoma (GBM), the most common and aggressive form of brain
tumor, still suffer
from a median survival rate of only 14.6 months and 5 - year overall survival rates of less than 10 %.
In blood samples
from 1005
patients with eight types of
tumors that had evidently not yet metastasized, the test detected between 33 % and 98 % of cases, depending on the
tumor type (see graph, above).
Pancreatic
tumors taken
from human
patients also carried the enzyme - producing bacteria.
But all the steps for producing fish avatars,
from implanting the
tumors to analyzing the results, would take just 2 weeks to 3 weeks, so they could be useful for choosing a
patient's initial treatment, she says.
«We found that fat cells
from obese or morbidly obese
patients secreted a high amount of inflammatory proteins, which contributed to
tumor progression,» DeCicco - Skinner said.
The team looked at
tumor samples taken
from 314
patients diagnosed with DCIS.
Dr. Jochen Maurer and his research group were able to cultivate several cancer stem cell lines
from triple receptor - negative breast cancer that are excellent representations of the original
tumors they isolated
from the
patients.
Researchers have isolated exosomes
from tumors and
from blood of
patients with breast cancer, and
from blood of mice with human
tumors grown after breast implantation in mice, called ortoxenogratfs.
The researchers isolated bacteria
from the
tumors of pancreatic cancer
patients and tested how they affect the sensitivity of pancreatic cancer cells to gemcitabine, a chemotherapy drug.
In the next phase of the study, researchers will genetically sequence
tumor cells
from at least 500
patients and follow the course of their disease.
Shown here is a cluster of circulating
tumor cells (red)
from a
patient with breast cancer.
The personalized vaccine is made
from patients» own immune cells, which are exposed in the laboratory to the contents of the
patients»
tumor cells, and then injected into the
patients to initiate a wider immune response.
31: The percentage of genetic mutations shared by all the
tumor samples taken
from a
patient with kidney cancer.
Researchers at the University of Cincinnati (UC) College of Medicine have shown that a new targeted treatment could benefit
patients with certain pancreatic
tumors by preventing spread of the cancer and protecting their heart
from damage — a direct result of the
tumor.
«This gives us novel and exciting new therapeutic options to pursue based on results
from drug screenings of primary
tumor samples
from patients.»
When researchers screened a library of more than 200 drugs and related compounds for activity against embryonal subtype
tumor cells
from three
patients, the most promising results involved drugs that increased oxidative stress in
tumor cells.
To that end, in collaboration with the University of Zurich and MD Anderson Cancer Center, the researchers tested melanoma
tumor samples
from human
patients undergoing treatment with the same targeted therapies.
The investigators looked at 4,278
tumor samples
from a tissue repository of
patients with GI tract cancers.
Until recently, Ain was renowned for a highly prized repository of 18 immortal cancer cell lines, which he developed by harvesting tissue
from his
patients»
tumors after removal, carefully culturing them to everlasting life in vials.
Spearheaded by first author Christopher McNair, PhD, a graduate student in the laboratory of Dr. Knudsen, the study undertook an extensive analysis of
tumor samples and cell - free DNA samples
from patients with advanced, lethal - stage prostate cancer.
They found out that TiY is capable of distinguishing TICs
from non-TICs in various human lung cancer cell lines and
patient - derived lung
tumors.
Indeed, all of the
tumors from patients who carried this particular T - to - A mutation also had additional mutations that inactivate the APC gene.