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Archive for category: E-News

E-News

Siemens Healthineers assists Swiss Post with eHealth solution for EHR

, 26 August 2020/in E-News /by 3wmedia
  • Siemens Healthineers eHealth Solutions1 will network healthcare facilities in Switzerland
  • Electronic patient record enables secure access to patient data

To expand its portfolio in the area of eHealth, Swiss Post will make use of the Siemens Healthineers eHealth Solutions1 in the future. The eHealth solution offered by Swiss Post, which includes the electronic patient record, will provide secure networking between patients and players in the healthcare industry. Working in partnership with Siemens Healthineers will enable Swiss Post to provide new eHealth services for its customers.
Siemens Healthineers has already put a number of major eHealth projects in place in Europe, including a large proportion of the electronic health record in Austria. In this case, eHealth Solutions assists physicians, hospitals, care facilities, and pharmacists with accessing important healthcare data relating to their patients. There are also further projects in Denmark, Spain and Germany.
The electronic patient record makes it possible to consult patient data regardless of time and place. Patients can decide for themselves who in the healthcare continuum can access their medical documents and data, e.g. discharge reports, x-rays, medication summaries, or details of allergies. In Switzerland, electronic patient records are maintained locally rather than centrally. They are made available via regional, organizational groupings of facilities, like hospitals, rest homes, medical practices, pharmacies, or rehabilitation clinics.2 As a leading provider of a complete solution to network players in Switzerland’s healthcare sector, Swiss Post serves as a professional partner to the country’s Cantons (federal states).
Swiss Post’s eHealth solution is tailored to the special characteristics and peculiarities of Switzerland’s healthcare market, which includes seamlessly integrating a range of IT systems.
Siemens Healthineers eHealth Solutions contain components needed to share medical data securely between facilities. Siemens Healthineers not only provides the software but also the expertise to help with cooperative healthcare between practice-based physicians and hospitals, for example. The solution is scalable and ranges from networking different departments within a hospital to networking entire regions and countries. Siemens Healthineers eHealth Solutions can also be used with heterogeneous and changing IT infrastructure.
“Making relevant healthcare data available exactly where it is needed is the basis for a lasting improvement to healthcare,” says Arthur Kaindl, Head of Digital Products, Siemens Healthineers. “All the players involved must first be digitally networked, to enable the patient to be considered comprehensively and thus achieve a better diagnosis and reach better treatment decisions. We’re looking forward to working with Swiss Post on this project.”
Siemens Healthineers eHealth Solutions is a product of ITH Icoserve technology for healthcare GmbH, Innsbruck, Austria, a subsidiary of Siemens Healthineers.
1 eHealth products from Siemens Healthineers are not commercially available in all countries. Please contact your local Siemens Healthineers sales representative for the most current information.
2 Source: https://www.post.ch/en/business/a-z-of-subjects/industry-solutions/industry-solution-healthcare/patient-record

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Second generation drug-eluting stents are safe and effective

, 26 August 2020/in E-News /by 3wmedia

Results of the PERSPECTIVE trial were presented at the Society for Cardiovascular Angiography and Interventions (SCAI) 2018 Scientific Sessions. The PERSPECTIVE study is a prospective, single-centre rigorously performed clinical trial and reports on one-year outcomes of patients undergoing chronic total occlusion (CTO) percutaneous coronary intervention (PCI) treated with Zotarolimus-Eluting Stents (ZES). The ZES included in the study were manufactured by Medtronic and represent a modern, newer generation drug-eluting stent (DES).
CTO is a complete blockage of one or more coronary arteries that has been present for at least three months and occurs in 20 percent of patients with coronary artery disease (UVA Health). CTO PCI has become the preferred treatment option for complex, high-risk patients due to improvements in equipment and novel procedural techniques. There is limited data on procedural and long-term safety and efficacy of CTO revascularization applying modern techniques with newer generation DES.
The PERSPECTIVE trial examined procedural, clinical and health status outcomes using contemporary methods and was reviewed by an independent core laboratory and events committee. Among consecutive patients undergoing attempted CTO PCI, procedural and in-hospital clinical outcomes were examined in addition to major adverse cardiac events (MACE) – death, myocardial infarction and target lesion revascularization. In a pre-specified cohort of prospectively followed patients, quality of life was measured at baseline and one-year. A one-year MACE analysis of patients treated with ZES was compared to a pooled analysis of historical DES trials.
The study included 183 patients with successful CTO recanalization and treatment with ZES. Successful guidewire achievement of at least TIMI 2 flow was observed in 93.4 percent of patients. Compared with performance goals from prior CTO DES trials (1-year MACE, 25.2 percent), treatment with ZES was associated with significantly lower occurrence of adverse events (7.6 percent). One-year rates of myocardial infarction and target lesion revascularization were 3.5 percent and 1.7 percent, respectively. Patients reported significant improvement to quality of life from baseline to one-year (Seattle Angina Questionnaire, 72.3 ± 26.3 versus 96.3 ± 10.2).
“Our study is the most comprehensive review of the safety, efficacy and durability of contemporary stent techniques with ZES for a high-lesion, complex patient population,” said lead author David Kandzari, MD, Piedmont Heart Institute in Atlanta, GA. “Not only were the success rates favorable but we were also able to demonstrate that patients reported an improved quality of life, which should be considered one of the most important outcomes of any procedure.”

Society for Cardiovascular Angiography and Interventionswww.scai.org/Press/detail.aspx?cid=561c82e0-0bfb-4309-a99c-60d4543206cb#.WuRf3tVub5Y
 

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An eNose is able to sniff out bacteria that cause soft-tissue infections

, 26 August 2020/in E-News /by 3wmedia

A recent study conducted at the University of Tampere, Tampere University of Technology, Pirkanmaa Hospital District and Fimlab in Finland has concluded that an electronic nose (eNose) can be used to identify the most common bacteria causing soft-tissue infections.
The eNose can be used to detect the bacteria without the prior preparation of samples, and the system was capable of differentiating methicillin-resistant Staphylococcus aureus (MRSA) from methicillin-sensitive Staphylococcus aureus (MSSA).
Skin and soft-tissue infections are common diseases that need medical treatment. Their diagnosis is usually based on bacterial cultures, but in uncomplicated cases the diagnosis may be made directly based on the clinical presentation of the disease. However, this may lead to empirical antibiotic treatments, i.e. treatments without a specific diagnosis, which may result in longer treatment times, adverse effects and increased costs.
“Our aim was to create a method for the rapid diagnosis of soft tissue infections. If we had such a method, treatment could be started in a timely manner and targeted to the relevant pathogen directly. This would reduce the need for empirical treatments and shorten diagnostic delays,” says doctoral researcher Taavi Saviauk from the faculty of medicine and life sciences at the University of Tampere.
“The portable eNose device we used does not require laboratory conditions or special training, so it is well suited for outpatient use. The results of this study are a significant step towards our goal,” Saviauk continues.
An electronic nose is a device that produces “an olfactory profile” for each molecular compound in the air. The results are analysed by a computer and the system is programmed to differentiate between different compounds.
The research group conducting the study has previously shown how an eNose can be successfully used to differentiate prostate cancer from benign prostatic hyperplasia using a urine sample and distinguish between the various bacteria that cause urinary tract infections.
Infection Controlhttps://tinyurl.com/y8bwvxmf

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PET tracer gauges effectiveness of promising Alzheimer’s treatment

, 26 August 2020/in E-News /by 3wmedia

Belgian researchers report on the first large-scale longitudinal imaging study to evaluate BACE1 inhibition with micro-PET in mouse models of Alzheimer’s disease. PET imaging has been established as an excellent identifier of the amyloid plaque and tau tangles that characterize Alzheimer’s disease. Now it is proving to be an effective way to gauge treatment effectiveness.
The tracer makes it possible to image the effects of chronic administration of an inhibitor for an enzyme, called beta (β)-site amyloid precursor protein-cleaving enzyme 1 (BACE1), which cuts off protein fragments that can lead to amyloid-β development and is more prevalent in brains affected by Alzheimer’s. It does this by binding to BACE1.
The study compared control mice with those genetically-altered to have Alzheimer’s, and tested 18F-florbetapir (18F-AV45) along with two other tracers, 18F-FDG PET and 18F-PBR111. The mice received the BACE inhibitor at 7 weeks, then brain metabolism, neuroinflammation and amyloid-β pathology were measured using a micro-PET (μPET) scanner and each of the tracers. Baseline scans were done at 6-7 weeks and follow-up scans at 4,7 and 12 months. 18F-AV45 uptake was measured at 8 and 13 months of age. After the final scans, microscopic studies were performed.
While all three tracers detected pathological differences between the genetically modified mice and the controls, only 18F-AV45 showed the effects of inhibitor treatment by identifying reduced amyloid-β pathology in the genetically modified mice. This was confirmed in the microscopic studies.
The team of the Molecular Imaging Center Antwerp, Belgium, however warns, “This study clearly showed that accurate quantification of amyloid-beta tracers is critically important and that the non-specific uptake in the brain of subjects might be underestimated for some existing Alzheimer’s tracers that have fast metabolization profiles. The aim of this translational research is advancing results discovered at the bench so that they can be applied to patients at the bedside.”
The statistics on Alzheimer’s are sobering. Approximately 10 percent of people 65 and older have Alzheimer’s dementia, according to the Alzheimer’s Association. More than 5 million Americans are living with the disease, and that number could rise to 16 million by 2050.
Society of Nuclear Medicine and Molecular Imaginghttps://tinyurl.com/yba4u42a

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Holding infants – or not – can leave traces on their genes

, 26 August 2020/in E-News /by 3wmedia

The amount of close and comforting contact between infants and their caregivers can affect children at the molecular level, an effect detectable four years later, according to new research from the University of British Columbia and BC Children’s Hospital Research Institute.
The study showed that children who had been more distressed as infants and had received less physical contact had a molecular profile in their cells that was underdeveloped for their age – pointing to the possibility that they were lagging biologically.
Although the implications for childhood development and adult health have yet to be understood, this finding builds on similar work in rodents. This is the first study to show that in humans the simple act of touching, early in life, has deeply-rooted and potentially lifelong consequences on the epigenome — biochemical changes that affect gene expression.
“In children, we think slower epigenetic aging could reflect less favourable developmental progress,” said Michael Kobor, a Professor in the Department of Medical Genetics who leads the “Healthy Starts” theme at BC Children’s Hospital Research Institute.
The study involved 94 healthy children in British Columbia. Researchers from UBC and BC Children’s Hospital asked parents of 5-week-old babies to keep a diary of their infants’ behaviour (such as sleeping, fussing, crying or feeding) as well as the duration of caregiving that involved bodily contact. When the children were about 4 ½ years old, their DNA was sampled by swabbing the inside of their cheeks.
The team examined a biochemical modification called DNA methylation, in which some parts of the chromosome are tagged with small molecules made of carbon and hydrogen. These molecules act as “dimmer switches” that help to control how active each gene is, and thus affect how cells function.
The extent of methylation, and where on the DNA it specifically happens, can be influenced by external conditions, especially in childhood. These epigenetic patterns also change in predictable ways as we age.
Scientists found consistent methylation differences between high-contact and low-contact children at five specific DNA sites. Two of these sites fall within genes: one plays a role in the immune system, and the other is involved in metabolism. However, the downstream effects of these epigenetic changes on child development and health aren’t known yet.
The children who experienced higher distress and received relatively little contact had an “epigenetic age” that was lower than would be expected, given their actual age. A discrepancy between epigenetic age and chronological age has been linked to poor health in some recent studies.
“We plan to follow up on whether the ‘biological immaturity’ we saw in these children carries broad implications for their health, especially their psychological development,” says lead author Sarah Moore, a postdoctoral fellow. “If further research confirms this initial finding, it will underscore the importance of providing physical contact, especially for distressed infants.”

University of British Columbiahttps://tinyurl.com/y89od57l

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Antibiotics often inappropriately prescribed for hospitalized kids

, 26 August 2020/in E-News /by 3wmedia

Nearly a third of all antibiotics prescribed for hospitalized children globally were intended to prevent potential infections rather than to treat disease, according to the results of a worldwide survey.  A large proportion of these preventive, or prophylactic, prescriptions also were for broad-spectrum antibiotics or combinations of antibiotics, or were for prolonged periods, which can hasten the development of antibiotic-resistant bacteria and drug-resistant infections.
“This pattern and high rate of prophylactic prescribing indicates a clear overuse of antibiotics,” said study author Markus Hufnagel, of the University of Freiburg in Germany. “Hopefully, our study results will help to raise awareness among health professionals about appropriate prescribing of antibiotics in children,” Dr. Hufnagel said.
The study provides a snapshot of antibiotic prescriptions for 6,818 children who were inpatients at 226 paediatric hospitals in 41 countries, including four hospitals in the United States, during one day in 2012. There were 11,899 total prescriptions for antibiotics, and 28.6 percent of these were for prophylactic use, researchers found. Among hospitalized children who received at least one antibiotic prescription, 32.9 percent (2,242 children) were prescribed an antibiotic to prevent a potential infection rather than to treat a current one.
Of the antibiotics prescribed for prophylactic use, 26.6 percent were to prevent potential infections associated with an upcoming surgery, and the vast majority of these antibiotics were given for more than one day. The remaining 73.4 percent of the prophylactic prescriptions were intended to potentially prevent other types of infections. Approximately half (51.8 percent) of all preventive antibiotic prescriptions were for broad-spectrum antibiotics. In 36.7 percent of cases, two or more systemic antibiotics were prescribed at the same time.
These patterns contradict current recommendations for appropriate prophylactic antibiotic use. Guidelines often call for using narrow-spectrum antibiotics for shorter periods, in an effort to limit the development of antibiotic resistance. The study findings suggest clear targets for improving antibiotic prescribing in paediatric patients, according to the authors. These include reducing prolonged, preventive antibiotic use before surgery, limiting the use of broad-spectrum and combinations of antibiotics, and reducing antibiotic use, overall, for prophylactic rather than therapeutic use.
Additional education for clinicians and improved implementation of current guidelines for antibiotic use to prevent surgical infections are needed, Dr. Hufnagel said. More in-depth guidelines that address the use of prophylactic antibiotics for a broader range of medical conditions than current guidelines do are also needed, as well as efforts to communicate these guidelines to health care providers and to analyze how the recommendations are used.
Pediatric Infectious Diseases Societywww.pids.org/news/611-antibiotics-often-inappropriately-prescribed-for-hospitalized-kids-global-study-suggests.html

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Presurgical imaging may predict whether epilepsy surgery will work

, 26 August 2020/in E-News /by 3wmedia

Surgery to remove a part of the brain to give relief to patients with epilepsy doesn’t always result in complete seizure relief, but statisticians at Rice University have developed a method for integrating neuroimaging scans to identify patients at high risk of continued seizures before the surgery takes place.
Rice statistician Marina Vannucci and lead author Sharon Chiang, an M.D./Ph.D. student at Rice and Baylor College of Medicine, worked with colleagues at Baylor, the University of California at Irvine and UCLA to develop a method for integrating functional magnetic resonance imaging (fMRI) and positron emission tomography (PET) scans to find visual biomarkers that distinguish patients with the greatest likelihood of benefit.
Their hope is that with recent alternatives to resective surgery, including responsive neurostimulation, vagus nerve stimulation and thalamic stimulation, patients with temporal lobe epilepsy(TLE) can avoid anterior temporal lobe resection surgery that may not help them, or can undergo other procedures that are more likely to benefit them.
Vannucci and Chiang built their model on data gathered from PET and resting-state fMRI scans for a total of 51 patients by the UCLA Seizure Disorder Center between 2007 and 2012. The centre worked with Rice and Baylor to investigate suspicions that failure to attain seizure freedom after resection of the anterior temporal lobe in some patients with TLE originates in tissue connected through networks to the lobe.
Standard resection of the anterior temporal lobe cures or dramatically reduces seizures for many who undergo the surgery, but approximately 30 to 50 percent of patients continue to experience seizures after surgery.
Vannucci and Chiang previously used statistical techniques to analyse brain activity data from patients with epilepsy and control groups to gain new information about active networks in the brain. “We have been tackling this problem of trying to understand temporal lobe epilepsy from different angles,” said Vannucci, a professor and chair of Rice’s Department of Statistics.
This time, she said, they used the data to demonstrate that the recurrence of seizures after surgery, despite resection of the seizure-onset zone, may be due to either surgical disruption of fibres connected to previously normal brain tissue or incomplete resection of an epileptogenic network.
Their results identified a subgroup of patients with 5.8 times greater odds of experiencing postoperative seizures due to what the researchers suspect are differences in their underlying brain networks.
They suggested the occurrence of postoperative seizures could be due to remaining epilepsy networks after surgery. “This may lead us to better understand the brain networks that produce epilepsy and allow for the design of better treatments for those patients who do not have seizure freedom from the current operation,” said Dr. John Stern, a co-author and professor of clinical neurology, director of the epilepsy clinical programme and co-director of the Seizure Disorder Center at UCLA.
Rice Universityhttps://tinyurl.com/y9jd8q66

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Patients who have had an irregular heart beat can’t ever be considered ‘cured’, say researchers

, 26 August 2020/in E-News /by 3wmedia

A study by researchers at the University of Birmingham has found that people whose heart rhythm returns to normal continue to be at high risk of stroke and should continue to be treated
Patients with an abnormal heart rhythm that can leave them at a higher risk of suffering from stroke still need treatment even after their heart rhythm seems to have returned to normal, say researchers at the University of Birmingham.
Atrial fibrillation is the most common heart rhythm disturbance, affecting around 1.6 million people in the UK. Those with atrial fibrillation may be aware of noticeable heart palpitations, where their heart feels like it’s pounding, fluttering or beating irregularly. Sometimes atrial fibrillation does not cause any symptoms and a person who has it is completely unaware that their heart rate is irregular.
People with atrial fibrillation are much more likely to develop blood clots and suffer from strokes. To avoid strokes it is important for them to take drugs to prevent blood clotting. Sometimes atrial fibrillation seems to go away and the heart goes back to its normal rhythm –the condition may then be deemed to have ‘resolved’. Up until now it has been unclear as to whether the clot-prevention drugs can be safely stopped when the condition is ‘resolved’.
Now a study by researchers at the University of Birmingham has found that people whose heart rhythm returns to normal continue to be at high risk of stroke and should continue to be treated.
Researchers looked at patient records from 640 general practices throughout the UK and compared the frequency of strokes in three groups of people: those with ongoing atrial fibrillation; those whose records said that atrial fibrillation had resolved; and those who never had atrial fibrillation.
Dr Nicola Adderley, of the University of Birmingham’s Institute of Applied Health Research, said: “What we found was that strokes were least common in people who never had atrial fibrillation, and much more common in people whose records said their atrial fibrillation had been resolved.
“Significantly, in recent years we found that strokes were nearly as common in people whose atrial fibrillation had resolved as in those with ongoing atrial fibrillation.
“Therefore, we can conclude that people with resolved atrial fibrillation continue to be at high risk of stroke.”
The researchers also looked at patient treatment. What they found was that, while most people deemed to have atrial fibrillation as an ongoing condition continue to get the clot-prevention drugs they need, the vast majority of those whose atrial fibrillation had ‘resolved’ do not.
Dr Krish Nirantharakumar, of the University of Birmingham’s Institute of Applied Health Research, added: “Our research demonstrates that although people with resolved atrial fibrillation continue to be at high risk of stroke, they are not getting their prevention drugs.
“Worryingly, we found that the problem seems to be becoming more common, with our research showing an increasing number of people are recorded as having atrial fibrillation as resolved and are highly unlikely to be given medication to prevent stroke.”

University of Birminghamwww.birmingham.ac.uk/news/latest/2018/05/irregular-heart-beat-research.aspx

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Shares of Siemens medical equipment unit Healthineers rise in Frankfurt debut

, 26 August 2020/in E-News /by 3wmedia

Friday, 16 March 2018

  • Shares of Healthineers surged more than 6 percent during morning deals, with the listing likely to galvanize the mood among other pending German floatations.
  • The initial public offering (IPO) of Healthineers marked one of Germany’s biggest listings in recent years and one of the largest European IPOs in 2018.
  • "It is a great moment for us, we are happy about the confidence investors have put in us," Bernd Montag, CEO of Siemens Healthineers, told CNBC on Friday.

The medical equipment unit of German engineering firm Siemens began trading on the country’s stock exchange Friday.
Shares of Siemens Healthineers surged more than 6 percent during morning deals, with the listing likely to galvanize the mood among other pending German flotations.
"It is a great moment for us, we are happy about the confidence investors have put in us," Bernd Montag, CEO of Siemens Healthineers, told CNBC Friday.
The initial public offering (IPO) of Healthineers marked one of Germany’s biggest listings in recent years and one of the largest European IPOs in 2018.
Issued at 28 euros apiece, shares of the company opened at 29.10 euros on Friday. However, the IPO was delayed.
When asked whether the delay to Healthineers’ stock market debut had been a source of frustration, Montag replied: "No, we have been on the journey to this day for basically three years … We had very great moments and challenging moments on this journey so half an hour at the home stretch didn’t make a big difference and we are happy that we made it anyway."
The offer price was seen by some investors as a climb-down by Siemens in order to create heightened interest in the issue. Despite previous valuations of closer to 35 billion euros, Healthineers’ equity is valued at 28 billion euros.
Siemens is selling a 15 percent stake in the world’s biggest maker of medical imaging equipment. The move is designed to help the company raise its own funds for future takeovers and investments as well as bolstering its standalone value.
Several major banks acted as global coordinators to help the IPO take place Friday with Goldman Sachs, Deutsche Bank and J.P. Morgan all involved in the listing.
Several large German IPOs are pending, with DWS scheduled for next week. Meanwhile, SpringerNature, HSE24, Takko and Godewind are all expected to follow over the coming weeks. CNBC.com

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Researchers develop a remote-controlled cancer immunotherapy system

, 26 August 2020/in E-News /by 3wmedia

A team of researchers has developed an ultrasound-based system that can non-invasively and remotely control genetic processes in live immune T cells so that they recognize and kill cancer cells.
There is a critical need to non-invasively and remotely manipulate cells at a distance, particularly for translational applications in animals and humans, researchers said.
The team developed an innovative approach to use mechanogenetics—a field of science that focuses on how physical forces and changes in the mechanical properties of cells and tissues influence gene expression—for the remote control of gene and cell activations. Researchers used ultrasound to mechanically perturb T cells, and then converted the mechanical signals into genetic control of cells.
In this study, researchers show how their remote-controlled mechanogenetics system can be used to engineer chimeric antigen receptor (CAR)-expressing T cells that can target and kill cancer cells. The engineered CAR-T cells have mechano-sensors and genetic transducing modules that can be remotely activated by ultrasound via microbubble amplification.
“CAR-T cell therapy is becoming a paradigm-shifting therapeutic approach for cancer treatment,” said bioengineering professor Peter Yingxiao Wang at the University of California San Diego. “However, major challenges remain before CAR-based immunotherapy can become widely adopted. For instance, the non-specific targeting of CAR-T cells against non-malignant tissues can be life-threatening. This work could ultimately lead to an unprecedented precision and efficiency in CAR-T cell immunotherapy against solid tumours, while minimizing off-tumour toxicities.”
The team brings together the laboratories of professors Wang and Shu Chien, both bioengineering professors at the Jacobs School of Engineering and the Institute of Engineering in Medicine at UC San Diego, in collaboration with professors Kirk Shung of the University of Southern California and Michel Sadelain at Memorial Sloan Kettering Cancer Center in New York. Researchers present their findings in the Jan. 15 issue of the Proceedings of the National Academy of Sciences, with UC San Diego Ph.D. candidate Yijia Pan as the first author.
Researchers found that microbubbles conjugated to streptavidin can be coupled to the surface of a cell, where mechanosensitive Piezo1 ion channels are expressed. Upon exposure to ultrasound waves, microbubbles vibrate and mechanically stimulate Piezo1 ion channels to let calcium ions inside the cell. This triggers downstream pathways, including calcineurin activation, NFAT dephoshorylation and translocation into the nucleus. The nucleus-translocated NFAT can bind to upstream response elements of genetic transducing modules to initiate gene expression of chimeric antigen receptor (CAR) for the recognition and killing of target cancer cells.
University of California – San Diegoucsdnews.ucsd.edu/pressrelease/researchers_develop_a_remote_controlled_cancer_immunotherapy_system

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