She is registred to the National Order of Biologists in the province of Palermo; collaboration in research project from 2012 to 2015 at the Department of Biopathology and Biotechnology, University of Palermo, focusing the study on the identification of molecules capable to modulate intracellular metabolic pathways for the prevention and treatment of infectious, tumor and degenerative disease, in collaboration with Prof. Angela Santoni, University of Rome; collaboration in research project in 2011 at the hospital «Villa Sofia Cervello» of Palermo to study methods can cure the genetic defect that causes thalassemia through genetic engineering; she studies different mechanisms of the differentiation and the activation of human gammadelta T cells as effector cells of the immune
response against cancer and infectious diseases; she investigates about the identification and development of biomarkers of resistance and susceptibility to Mycobacterium tuberculosis infection; Valentina Orlando has published 13 papers in peer reviewed journals and 3 comunications at national and international congress.
In different contexts, viruses appear capable of attacking tumors in a number of different ways — by directly infecting them, by releasing tumor proteins that trigger a broad immune
response against the cancer, and by damaging the blood supply tumors need to survive.
A recently published paper showed that mice with colon cancer can be «vaccinated» with human embryonic stem cells and have a significant immune
response against the cancer (Li et al., 2009).
While much recent research has not been published in this area, there is actually a long history of studies that show: (1) there is a significant number of antigens shared between tumors and embryonic tissues (called «oncofetal antigens») and, consequently, antibodies made against tumors can also recognize embryonic tissues, and vice versa; (2) pregnancy confers some immunity against cancer (accompanied by antibody production against oncofetal antigens), not only against its occurrence but also against its growth; (3) similar to pregnancy, an immune
response against cancer can be generated by vaccinating animals with embryonic tissues.
Dr. Khleif's research interest is in identifying new and improved strategies to enhance specific immune
response against cancer for preventive and therapeutic intent.
Cancer vaccines, engineered to continue to train T cells to mount a strong immune
response against your cancer, also haven't been very effective at mounting a strong fight, says He, and likely one weak point is the lack of strong receptors.
Obesity is associated with increased inflammation, which could improve the effectiveness of checkpoint blockade drugs that unleash an immune
response against cancer.
ONLY half of women diagnosed with ovarian cancer live for five or more further years, but a «vaccine» that provokes an immune
response against cancer might change that.
«We're able to shuttle millions of cells through this device, generating a very potent immune
response against the cancer cells,» Mooney says.
For patients, down the road Dr. Ohashi envisions a new era of combined therapies to simultaneously target and kill these suppressive cells while augmenting the immune
response against cancer.
Her current work continues to focus on characterizing the mechanisms that enable immune
responses against cancer.
Not exact matches
It also boosts the body's immune
response against infections and
cancer cells and plays an important role in thyroid function and fertility.
And using cells from someone other than the
cancer patient being treated might trigger an immune
response against the foreign cells.
On its own, this immune
response had no immediate effect in the fight
against the utilized breast tumors, but in combination with the ADC it proved itself effective in attacking
cancer cells in mice, resulting in the complete cure of the majority of mice receiving the combination therapy.
C. novyi is really a two - pronged weapon
against cancer: It germinates in tumors and releases
cancer - killing enzymes, and it may also trigger an immune
response similar to Coley's Toxin.
Mice raised in a challenging environment had more robust immune
responses and hormonal changes, factors that may help protect
against cancer
«Personalized tumor vaccine shows promise in pilot trial: Vaccine
against patients» own tumors triggers a broad
response, and induced five - year remission in one patient with advanced ovarian
cancer.»
A recent study published in Cell revealed that, while the related parasite Tritrichomonas musculis makes the intestine susceptible to both colitis and colorectal
cancer, it induces an immune
response that protects mice
against Salmonella infection.
«Dendritic cells are essential for prompting the immune
response against malignant cells and for driving the clinical success of
cancer immunotherapy, but their function is often defective in
cancer patients,» said Dmitry I. Gabrilovich, M.D., Ph.D., Christopher M. Davis Professor and program leader of the Immunology, Microenvironment & Metastasis Program at Wistar.
Spontaneous immune
responses were assessed by measuring serum antibodies
against ovarian
cancer - associated antigens, such as NY - ESO - 1, that are not expressed in normal body tissues but are expressed in
cancers.
«We used to think it was too dangerous to use viruses that cause a raging infection,» NIH's David Bodine says, «but we've now realized that this incredible immune
response can be turned very specifically
against cancer.
Building on these successes, gene therapy may soon be used to correct hereditary genetic diseases like cystic fibrosis, hemophilia, and Tay - Sachs and to activate the immune
response against a wide variety of infectious diseases and
cancers.
Checkpoint inhibitors already produce unprecedented rates of long - term remission for a handful of hard - to - treat
cancers, but their potential is even greater: Because such drugs modify the body's
response to
cancer, rather than the
cancer itself, they could theoretically be effective
against almost any kind of malignancy.
«With immunotherapies, there were better outcomes for deeper
responses, but it didn't break down the same way as with targeted treatment
against ALK - positive
cancer,» Doebele says.
Principal Investigator John Morris, MD, clinical co-leader of the Molecular Therapeutics and Diagnosis Program for the CCC, co-leader of the UC
Cancer Institute's Comprehensive Lung
Cancer Program, professor in the division of hematology oncology at the UC College of Medicine and UC Health medical oncologist, says a number of antitumor vaccines have shown promise for causing immune
responses against tumor antigens to improve patient outcomes.
Now, scientists have modified Salmonella bacteria to trigger a particularly powerful immune
response against human
cancer cells implanted in mice, shrinking the tumors and — for the first time — preventing them from metastasizing.
When delivered to cells in a dish, IL - 2 sticks around for a long time, amplifying the
response of natural killer cells
against cancer cells.
Less p53 decreases the DNA damage
response in patients with Li - Fraumeni Syndrome, and Schiffman's team wondered if more p53 could protect
against cancer in elephants by heightening the
response to damage.
Several of the current chemotherapies
against cancer activate MUS81 and may therefore trigger a stronger immune
response.
They used the gene - editing CRISPR / Cas9 technique to sift the genomes of melanoma cells for changes that made tumors resistant to being killed by immune T cells, which are the main actors in the immune system
response against infections and
cancer cells.
In 2008, he joined the group of Caetano Reis e Sousa at the
Cancer Research UK (CRUK) London Research Institute and later joined the Francis Crick Institute, where he was awarded Marie Curie and EMBO long - term postdoctoral fellowships to investigate innate immune receptors and signaling pathways that trigger dendritic cell activation and drive T - cell
responses against viruses or tumors.
He adds, «This study was actually a pilot project for a much larger effort within the Center for Molecular Therapeutics to map
responses against drug combinations across hundreds of
cancer cell lines, not just melanoma, and look for novel combinations that will benefit subsets of patients regardless of the particular type of tumor they have.
Immunity is key to long - term
responses Knowing that the immune system is capable of recognizing distinctive features of
cancer cells and launching a T cell attack
against those tumor antigens, and that checkpoint blockade removes a roadblock to that attack, it's logical that these drugs should work
against many tumor types.
«If you immunize people with an antigen that induces an immune
response against schistosomiasis, there will likely be benefits not only in controlling the immediate infection but also a means to avoid bladder
cancer.»
Other reported effects of PPAM included inhibition of autophagy which is an important survival mechanism that protects
cancer cells
against stress, impairment of the unfolded protein
response (UPR) induced by glucose starvation and decrease of the activity of STAT3 [72, 73].
Affigen's focus is on driving powerful immune
responses against molecules unique to
cancer, while minimizing the risk of damage to healthy tissues.
Jäger E, Stockert E, Zidianakis Z, Chen YT, Karbach J, Jäger D, Arand M, Ritter G, Old LJ, Knuth A. Humoral immune
responses of
cancer patients against «Cancer - Testis» antigen NY - ESO - 1: correlation with clinical e
cancer patients
against «
Cancer - Testis» antigen NY - ESO - 1: correlation with clinical e
Cancer - Testis» antigen NY - ESO - 1: correlation with clinical events.
Immuno - oncology, as the name implies, recruits the immune system into the battle
against cancer, either by boosting its existing but latent anti-tumor
responses or honing its recognition of malignant cells.
Cancer vaccines are designed to stimulate an immune response against tumor - specific or tumor - associated antigens, encouraging the immune system to attack cancer cells bearing these ant
Cancer vaccines are designed to stimulate an immune
response against tumor - specific or tumor - associated antigens, encouraging the immune system to attack
cancer cells bearing these ant
cancer cells bearing these antigens.
Numerous studies have demonstrated activity of these agents
against a wide variety of
cancers, especially
cancer stem cell - like subpopulations, by a host of different mechanisms which comprise inhibition of signaling pathways, of mitochondrial respiration, as well as of cellular stress
responses and others.
This includes utilizing a modified chimpanzee virus as a vaccine carrier to induce an immune
response against HIV, and a new therapeutic vaccine
against human papillomavirus (HPV), a leading cause of cervical
cancer.
«I wanted as much to initiate a
cancer immune
response as I wanted to initiate one
against infection.»
Therapeutic vaccines are designed to elicit an immune
response against tumor - specific or tumor - associated antigens, encouraging the immune system to attack
cancer cells bearing these antigens.
Therapeutic
cancer vaccines are designed to elicit an immune
response against tumor - specific or tumor - associated antigens, encouraging the immune system to attack
cancer cells bearing these antigens.
Dr. Alessandro Sette has devoted more than 30 years of study towards understanding the immune
response, measuring immune activity, and developing disease intervention strategies
against cancer, autoimmunity, allergy, and infectious diseases.
Cancer vaccines are designed to elicit an immune
response against tumor - specific or tumor - associated antigens.
Two clinical trials that used antibodies to block PD - 1 and PD - L1, a related molecule that binds to PD - 1, resulted in significant and long lasting
responses against melanoma skin
cancer, renal cell (kidney)
cancer, and lung
cancer.
They can attack
cancer cells directly, or they can be used to trigger an immune
response against the tumor (so - called
cancer immunotherapy).
«We have created a potentially much less expensive approach to making a therapeutic
cancer vaccine that, while targeting a single tumor antigen, generates an immune
response against multiple antigens.
It is Dr. Chou's hope that, by treating colon
cancer stem cells with DAC and then exposing them to immune cells that have been primed to recognize NY - ESO - 1, he can generate a targeted and durable immune
response against these cells without harming healthy cells.