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18-0089 – HIV continues to be a serious global public health issue and is one of the leading causes of death worldwide. While there is no cure for HIV, antiretroviral therapy remains effective at controlling the virus and preventing transmission to other people. Antiretroviral drugs are used in the prevention and treatment of HIV and are often used in combination to combat against resistance to any one... Read More
20-0049 – CAR T cell therapies have achieved siginficant success against hematological malignancies, but have shown limited efficacy in solid tumors. This is generally attributed to the immunosuppresive tumor microenvironment (TME). UNC investigators have demonstrated that CAR T cell persitance and traficking can be significantly improved by the administration of a STING agonist in combination with the... Read More
19-0125 – Mosquito-borne Dengue Virus (DENV) is a major global public health concern with ~400 million new cases of DENV infections annually. There are four serotypes of DENV and exposure to one serotype does not guarantee immunity from infection by the other three serotypes. This is a significant problem as previous DENV infection puts individuals at an increased risk of developing hemorrhagic fever... Read More
17-0116 – Mosquito-borne Dengue Virus (DENV) is a major global public health concern with ~400 million new cases of DENV infections annually. There are four serotypes of DENV and exposure to one serotype does not guarantee immunity from infection by the other three serotypes. This is a significant problem as previous DENV infection puts individuals at an increased risk of developing hemorrhagic fever... Read More
14-0002 – Mosquito-borne Dengue Virus (DENV) is a major global public health concern with ~400 million new cases of DENV infections annually. There are four serotypes of DENV and exposure to one serotype does not guarantee immunity from infection by the other three serotypes. This is a significant problem as previous DENV infection puts individuals at an increased risk of developing hemorrhagic fever... Read More
14-0150 – Mosquito-borne Dengue Virus (DENV) is a major global public health concern with ~400 million new cases of DENV infections annually. There are four serotypes of DENV and exposure to one serotype does not guarantee immunity from infection by the other three serotypes. This is a significant problem as previous DENV infection puts individuals at an increased risk of developing hemorrhagic fever... Read More
12-0090 – Mosquito-borne Dengue Virus (DENV) is a major global public health concern with ~400 million new cases of DENV infections annually. There are four serotypes of DENV and exposure to one serotype does not guarantee immunity from infection by the other three serotypes. This is a significant problem as previous DENV infection puts individuals at an increased risk of developing hemorrhagic fever... Read More
20-0152 – Background Urine is produced continuously by the kidneys and then travels to the bladder where it is stored until the complex process of voiding occurs. The first step that occurs during normal voiding is a coordination between the muscles and nerves of the bladder and the central nervous system, to sense a full bladder, and then signal the simultaneous relaxation and contraction of specific... Read More
19-0083 – Background Vulvodynia is a chronic pain disorder characterized by vulva burning and soreness in the absence of a skin condition, infection, or external factors. Vestibulodynia is specifically pain felt on touch at the opening of the vagina, otherwise symptoms are absent. Pain is commonly described with insertion of a tampon or vaginal penetration, such as with sexual intercourse. It is... Read More
17-0085 – Background Neurodegenerative diseases such as multiple sclerosis, Parkinson’s disease, and Alzheimer’s disease are associated with motor impairment. This loss of motor control produces gait and postural disorders and often results in falls and loss of ambulation. Unfortunately, these indications are also commonly observed in elderly people. Pharmacological treatments remain the most common... Read More
19-0094 – Tumors are mixtures of different compartments. While global gene expression analysis profiles the average expression of all compartments in a sample, identifying the specific contribution of each compartment remains a challenge. With the increasing recognition of the importance of non-neoplastic components, the ability to breakdown the gene expression contribution of each is critical.... Read More
19-0107 – CD19-specific CAR-T cells encoding either CD28 or 4-1BB costimulatory endodomains promote antitumor activity in patients with B cell malignancies. Enhancing the kinetics of antitumor activity of 4-1BB, while preserving their longevity, may be critical in controlling rapidly progressive solid tumors. CD28 costimulation is generally associated with a very rapid tumor clearance as compared with... Read More
19-0145 – The development of inducible and selective engineering processes supporting T cell expansion and survival remain critical in adoptive T cell therapies in solid tumors. IL23 is a heterodimeric cytokine that consists of p19 and p40 subunits, both expressed by activated macrophages and dendritic cells. Activation-induced expression of the p19 subunit in T cells couples the release and activity... Read More
18-0087 – Glioblastoma (GBM) is a lethal primary brain cancer, surgery, radiotherapy, and chemotherapy have little impact on survival. CSPG4 is an attractive target for immunotherapy in GBM, it is highly expressed in GBM with limited intratumoral heterogeneity little expression in the normal brain parenchyma. CSPG4 is expressed in considerable amounts not only in GBM but also other tumors including... Read More
20-0009 – Current approaches to Dengue Virus (DENV) vaccine design all make use of live attenuated viruses. This appraoch suffers from difficulties in desinging a vaccine formulation that can eleicit a balanced immune response against all four serotypes of DENV. Subunit vaccines, composed only of the immungenic E protein found on the surface of the DENV viral capsid, present an alternative appraoch to... Read More
20-0102 – Background Biofilms are aggregates of microorganisms embedded in a self-produced extracellular matrix and can attach to each other or to surfaces, including a patient’s skin or soft tissue, or an implanted medical device, such as a catheter. Microorganisms that make up biofilms can include bacteria, fungi, and protists. Biofilms are prevalent in many infections and are resistant to... Read More
19-0045 – Convection enhanced delivery (CED) is a method for delivering therapeutics across the blood-brain barrier to the brain and central nervous system. CED can be used to treat various disease, including brain tumors, Parkinson’s disease, and Alzheimer’s disease, and is generally characterized as a minimally invasive technique. While CED has shown some promise in clinical applications, the current... Read More
16-0078 – Background Positron-emission tomography (PET) is a medical imaging technique that utilizes radiolabeled tracers to aid in disease diagnosis for oncology, neurology, cardiology, and infectious diseases. PET imaging allows for detailed characterization of physiological processes, such as metabolism and blood flow. Most often PET is utilized by oncologists for cancer diagnosis and identification... Read More
18-0024 – Periodontal disease results in a loss of gingival tissue, periodontal ligament, and is a major contributor to tooth loss in adults. It is estimated that nearly 50% of the adult population in the United States is affected by periodontal disease. Experimental animal models for periodontal disease are essential for understanding the origin and evolution of the pathology in humans and are... Read More
20-0104 – Current ultrasound-based systems are not able to differentiate between malignant or benign breast lesions, which is an important aspect of early breast cancer screening. Early screening and identification of malignant tissue is important for patients to benefit from successful treatments. Researchers in the Department of Biomedical Engineering at UNC Chapel Hill have developed an ultrasound... Read More
20-0010 – Diagnosis of a disease using non-invasive biomarkers is a much safer alternative compared to surgical methods. Non-invasive biomarkers also accelerate the diagnosis, treatment, and monitoring of patients. Researchers in the Department of Biomedical Engineering have developed a method, termed Quantitative Viscoelastic Response (QVisR) ultrasound, to quantitatively assess underlying tissue... Read More
20-0015 – Palpation is a simple strategy for diagnosis that has remained a powerful tool in the modern age. In applications such as cardiac massaging, identification of cysts, or self-examination in the breast and testes, the viscoelastic nature of human tissue has long been exploited as a method to identify signs for formalized medical examinations. However, traditional palpation is limited to... Read More
20-0038 – In the United States, there are approximately 110,000 people in need of a kidney transplant, 13 of which die every day before finding a donor match. Successful transplantation, particularly of kidneys, is contingent on the compatibility of donor antigens and the recipient’s antibodies. Current methods for determining compatibility via a crossmatch is quite cumbersome and dependent on the... Read More
19-0114 – This device provides vibration designed to stimulate skeletal muscle and sensory neurons during rehabilitation of orthopaedic injuries and disease (initially demonstrated in quadriceps and knees). The device is patient-portable, has a large contact area, provides localized effect, and is variably adjustable. UNC has also recently demonstrated that this device improves gait biomechanics... Read More
18-0097 – The Water Institute at UNC has developed novel chemical disinfectant formulations to enhance inactivation of protozoan cysts and other chlorine-resistant pathogens with particular emphasis on improving water safety in emergencies and low and middle income settings. Based on the results of this work to date, UNC has developed at least three paths to rapidly achieving significant reduction in... Read More
20-0042 – Background Abdominal aortic aneurysm (AAA), occurs when there is an enlarged portion of the abdominal aorta, and accounts for approximately 10,000 deaths per year in the United States. Current treatments include surgical intervention or minimally invasive laparoscopic repair. However, the AAA can rupture, and the patient will not survive surgery or sometimes even reach the hospital. There are... Read More
20-0070 – Background Pulmonary hypertension is a progressive and severe condition with severe, and often fatal, consequences. Despite remarkable therapeutic advancements over the last thirty years, mortality rates remain as high as 40%. Current therapies largely target the major regulatory pathways involved in vascular tone. These therapies are associated with considerable limitations such as, a short... Read More
20-0133 – Angiotensin converting enzyme 2 (ACE2) is the cellular entry receptor for many SARS-like coronaviruses. SARS-CoV and SARS-CoV-2 bind and enter human cells via the ACE2 receptor. This mouse line expresses human ACE2 under the control of HFH4, a lung ciliated epithelial promoter. HFH4-hACE2-expressing mice are sensitized to infection by SARS-like coronaviruses when compared with wild-type... Read More
19-0061 – Background Quantification of tissue properties, such as the T1 and T2 relaxation times, in the human body through quantitative magnetic resonance imaging, is desired for clinical applications and research areas. Compared to qualitative imaging techniques, quantitative imaging can provide more accurate and unbiased information of a patient and make it easier to objectively compare different... Read More
17-0036 – Background Currently, a wide array of magnetic resonance imaging (MRI) protocols are pre-defined for different diseases. For example, in neurological diseases, there are protocols for epilepsy, stroke, multiple sclerosis, etc. Under each disease category, the protocols are further divided into pediatric or adult patients, and each protocol consists of a collection of MRI sequences aiming to... Read More
19-0138 – The red blood cell-mediated light-responsive platform is a novel drug delivery system that uses red blood cells to deliver thrombolytics with controlled release triggered by a specific wavelength of light. Thrombolytics, such as tPA and urokinase, have been used for the pharmacological removal of a thrombus for three decades. However, significant challenges have prevented the anticipated... Read More
20-0002 – FOLFOX is a combination of chemotherapy drugs, consisting of folinic acid (FnA), f-fluorouracil (5-Fu) and oxaplatin (OxP). The new generation of FOLFOX is comprised of targeted nano-formulation of Folox (FnA and OxP) and free 5-Fu, allowing for enhanced drug pharmacokinetics and therapeutic effect for the treatment of colorectal cancer and metastasis. FOLFOX has been used to treat... Read More
20-0006 – Synthetic adhesin in probiotic delivery is a modular platform for the conjugation of targeting ligands to the surface of live therapeutic bacteria, allowing for more specific and enhanced attachment to live mammalian cells. It is known that the efficacy of therapeutic bacteria is dependent on the ability of the bacteria to interact with and adhere to specific host niches. However, current... Read More
20-0063 – BisCCL2/5i is a novel single domain antibody that binds and neutralizes both murine CCL2 and CCL5. The dual blockade of CCL2 and CCL5 signaling with BisCCL2/5i leads to metabolic reprogramming of tumor-associated macrophages, providing enhanced therapeutic effect to treat liver malignancies when in combination with immune checkpoint blockade (ICB) therapy. It has been known that... Read More
19-0065 – Quercetin (Q) and alantolactone (A) are two traditional Chinese medicines that have shown a wide spectrum of medical benefits, such as anti-inflammatory and anti-tumor activities. A micelle-based nano-formulation was used to encapsulate these two drugs in a unique ratio (Q:A = 1:4) and to achieve drug delivery to colorectal cancer site, providing optimal drug pharmacokinetics and synergistic... Read More
19-0073 – The multiple antigen-targeting T-cell immunotherapy is a new T-cell therapy mediated by the expression of a novel antibody mimics that is able to simultaneously recognize two epitopes of the same antigens or two distinct antigens on the tumor cells, allowing for significant improvement on tumor cell capture and killing. Despite the remarkable clinical activity of adoptive therapy with... Read More
09-0134 – A novel nanoparticle (NP) formulation that shows enhanced delivery of siRNA to its target cells has been developed. siRNA shows promise as a therapeutic; however, its delivery to its target tissue or cell is often a challenge. We have developed lipid calcium phosphate (LCP) NPs that efficiently deliver siRNAs to their targets. We have demonstrated the ability of these LCP NPs to deliver... Read More
18-0018 – This technology is a method of using alterarions in DNA copy number to predict the phenotype of a breast cancer tumor. This is a significantly different approach to identifying tumor phenotype because it relies only on DNA-based data. This method is able to predict the estrogen receptor status, progesterone receptor status, and HER2 status of breast cancer tumors. Additionally, this method... Read More
19-0121 – A novel poly(2-oxazoline) based polymer functionalized with the condensed form of N, N-dimethylbiguanide (cBOx) has been developed. cBOx was synthesized via the condensation of N, N-dimethylbiguanide with the methyl ester side chain in poly (2-methoxycarboxyethyl-2-oxazoline) of the diblock copolymer composed of poly(2-methyl-2-oxazoline) and poly (2-methoxycarboxyethyl-2-oxazoline). The new... Read More
19-0070 – Puerarin is one of several known isoflavones and it has been identified to effectively downregulate ROS production. The targeted nano-formulation delivers puerarin to tumor associated fibroblasts (TAFs) to deactivate tumor stromal microenvironment, allowing for facilitated chemotherapy and immunotherapy effect. It has been found that tumor stromal microenvironment serves as a physical... Read More
20-0031 – To determine the mechanism underlying the 3-M syndrome, we knocked out Ccdc8 in the C57BL/6J mouse strain by standard homologous recombination methods. Ccdc8 conditional and conventional mice were generated by gene targeting in ES cells from C57BL/6 background strain microinjected into albino-C57BL/6 blastocysts. Successful Ccdc8 knockout was confirmed by Southern, PCR and DNA sequence.... Read More
18-0020 – We have generated a novel GEM (Genetically Engineered Murine) Model of luminal bladder cancer, called UPPL, by knocking out Pten and Trp53 in Upk3a expressing cells (Upk3a-CreERT2). Once bladder tumors formed, cell lines were generated that can be passaged in vitro as well as form tumors in immunocompetent B6 mice Related Publications:
20-0019 – The Electrocochleogram (ECochG) is an electrophysiologic signal acquired from the cochlea in response to sound or electrical stimulaton. This recorded signal is a mixture of potentials generated by hair cells and nerve activity. Although many companies make products which can acquire the ECochG signal, the interpretation of that signal is largely qualitative. Our investigators have developed... Read More
19-0178 – Researchers at UNC have recently developed a cell penetrating, synthetic peptide for the treatment of heamtological cancer, sickle cell anemia and ß-thalassemia. This peptide exerts its therapeutic effect by disrupting the MBD2:NuRD complex in human cells. Recent studies have indicated that disrupting MBD2:NuRD complex formation can inhibit DNA methylation, making this complex a target for... Read More
18-0101 – A biologically targeted, photo-crosslinkable nanopatch (pCNP) that prevents postsurgical adhesion has been developed. Peritoneal adhesion occurs in a majority of patients following abdominal surgery and can result in significant side effects and complications. Current strategies to minimize adhesions involve the use of nontargeted anatomical barriers that are either inefficient in protecting... Read More
10-0118 – Small molecules that can bind dopamine receptor D2 have been developed for the treatment of central nervous system (CNS) disorders. The compounds developed have both agonist and antagonist activity and were proven effective in in vitro and in vivo models. Significantly, in hyperlocomotion mouse models, these compounds showed efficacy and potency without inducing catalepsy. These compounds can... Read More
19-0148 – Colonoscopy reduces the rate of colorectal cancers following colonoscopy (interval cancers) by 50-60%. However, colonoscopy fails to find at least 20% of polyps, especially “flat” polyps. Polyps are missed because not all of the colon surface is effectively surveyed by current visualization systems or the polyps were seen but not effectively recognized by the current imaging technology. This... Read More
18-0003 – Clinical assessment tools can provide a simple and efficient method for identifying problems in the musculoskeletal system that may result in athletic injury. Sports medicine clinicians can often use the results of such assessment tools to develop effective intervention programs for injury prevention and rehabilitation. This innovation provides an objective and autonomous system to classify... Read More
18-0109 – A novel chimeric antigen receptor (CAR) that increases CAR-T cell function has been engineered. Typically, a CAR is comprised of a targeting ligand capable of binding to a specific antigen, and at least one co-stimulatory signal domain (CSSD), such as 4-1BB or CD28, that enhances T cell effector functions. We have developed a new CSSD derived from the herpes virus mediator (HVEM) protein,... Read More
16-0001 – Small molecule inhibitors of mutant Isocitrate dehydrogenase 1 (IDH1) have been developed for the treatment of cancer. Normal IDH1 converts isocitrate into ketoglutarate. A mutated form of IDH1 is found in several cancers including glioma, cholangiocarcinoma, and acute myeloid leukemia. Expression of mutated IDH1 leadd to elevated levels of R-2-hydroxyglutarate (2HG). 2HG has been linked to... Read More