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2016-135 – The advent of next-generation sequencing has opened the door to widespread identification of somatic mutations in tumor genomes. These somatic mutations can be utilized to identify “true clonal mutations”, or those that are responsible for driving tumor growth in an individual, and therefore could be useful in the identification of therapeutic targets. The primary issue in the identification... Read More
2014-026 – A peak velocity estimator algorithm for flow phantom spectra. This peak velocity estimator has been adapted for use with Doppler velocity spectra from string phantoms.
2013-186 – The PET imaging agent F-18 sodium hexafluorophosphate (Na[18F]PF6) for hNIS expression in tumors.
2010-312 – The invention relates to the treatment of meningiomas using a composition including a cytotoxic agent and a compound selected from phenylbenzothiazole derivatives, stilbene derivatives, and biphenylalkyne derivatives.
Combining Single Domain Antibody Fragments and Mass Spectrometry as a Diagnostic Test for Patients with Plasma Cell Dyscrasias
2015-146 – Mass spectra of proteins isolated using single domain antibody fragments (SDAF) with affinity for immunoglobulins are used to identify, quantitate, and establish heavy and light chain pairings of M-proteins using MALDI-TOF mass spectrometry. The invention utilizes the unique molecular mass and structure of single domain antibody fragments and the unique molecular mass distributions of heavy... Read More
2015-151 – Several novel naturally processed and HLA presented influenza A/H5N1-derived peptides from a class I HLA-A0201 molecules have been identified. A mass spectrometry approach was used to identify five influenza peptides from a B-cell line (homozygous for HLA-A0201) after infection with influenza A/H5N1 virus. The immunologic relevance and specificity of these identified influenza-derived... Read More
2015-065 – Mass accuracy is used to measure free light chains in serum, urine, CSF and body fluid. The mass accuracy allows for direct quantitation of each kappa and lambda light chain. This technique is useful in the diagnosis and prognosis of multiple myeloma, MGUS, B-CLL, Waldenstroms macrogloblinemia, AL amyliodosis, non-secretory myeloma and for distinguishing an auto-immune response from a... Read More
2015-064 – High mass accuracy is used to measure Igs in CSF and serum. The mass accuracy allows for direct quantitation of each kappa and lambda light chain and can be used as a surrogate marker for active clonal B-cells. This method increases the accuracy of clone matching between serum and CSFand utilizes top-down mass spectrometry which allow for fragmentation patterns to be used for absolute... Read More
2013-206 – This invention has benefit over other methods since it directly quantitates the mAb without the need for interaction with the antigen. By monitoring tryptic peptides from the unique variable regions of the therapeutic mAb and comparing them to the constant regions of a non-human antibody added as an internal standard, the mAb can be measured. This method is superior to other methods using... Read More
2012-285 – A method to identify if an M-spike contains either a kappa or lambda light chain has been discovered through the use of liquid chromatography tandem mass spectrometry (LC-MS/MS).
2012-139 – In normal healty individuals, the plasma cells produce numerous immunoglobulins each with its own unique protein sequence and hence a unique mass. When examined together, the distribution of the masses forms a Gaussian distribution. Patients whom have plasma cells that overproduce immunoglobulins (M-proteins) are at risk for developing serious diseases such as multiple myeloma. Currently,... Read More
2012-062 – Broad patent claims have issued claiming methods for treating renal cell carcinoma by using SCD1 inhibitors and are available for licensing.
2013-180 – Snail is a protein that, when it is active induces an invasive phenotype in cancer cells. Inactivation of Snail can occur by phosphorylation of its amino acid residue serine 11 (see attached publication). We have generated a phosphosite specific antibody that targets the protein Snail, when it is phosphorylated at serine 11. This antibody can be utilized as a research tool, but also allows to... Read More
"FACS-TB" a Novel Laboratory Method and Biomarker for Detection and Stratification of Latent Tuberculosis Infection
2013-109 – Accurate detection of the latent form of tuberculosis (TB) infection remains a major clinical and public health problem worldwide, which in the United States, disproportionally affects minorities, foreign-born individuals and patients with weak immune defenses (e.g. patients with HIV infection andlor on immunosuppressive medications). We designed and validated a new method that detects... Read More
2013-100 – Background: This invention creates a digital dash board which is integrated into a monitor within any invasive laboratory. The digital dash board displays real-time information on the patient during the procedure. The dash board also can be used to assess the risk of the patient and safety assessment prior to the procedure.
2013-081 – Magnetic resonance imaging (MRI) is widely used to diagnostically investigate the human body. However, unlike other medical imaging modalities (e.g., X-ray CT), MRI data is not explicitly quantitative - pixel values do not directly represent physiological information. There is strong clinical interest in transforming MRI into a quantitative modality, and to measure quantities such as flow,... Read More
2012-253 – Frontotemporal lobar degeneration (FTLD) and amyotrophic lateral sclerosis (ALS) are devastating neurodegenerative diseases. FTLD results from the degeneration of the frontal and temporal lobes of the brain, and encompasses a group of disorders distinguished by abnormalities in behavior, language and personalityl. ALS is characterized by the degeneration of motor neurons, resulting in muscle... Read More
2012-224 – Increase in bladder stiffness could be associated with various pathophysiologic conditions. We introduce Ultrasound Bladder Vibrometry (UBV), a novel method for rapid and noninvasive measurement of bladder wall viscoelasticity. UBV uses acoustic radiation force to excite mechanical waves in the bladder wall and track the motion using ultrasound pulse-echo techniques. Fourier domain analysis... Read More
2012-221 – Ultrasound radiation force is used to create propagating waves in soft tissue or other soft materials. The wave propagation is measured using pulse-echo ultrasound methods. We use a two-dimensional Fourier transform method to obtain the Fourier-space (k-space) with the coordinates of frequency (f) and wave number (k). The wave velocity © at each frequency is calculated by finding the... Read More
2012-210 – Many clinical MRI applications (e.g., cardiac, angiography) are inherently high-dimensional in the sense that, in addition to spatial position, data has additional dimensions of time and receiver channels. Contemporary methods for dynamic or multi-channel MRI reconstruction require forms of training or calibration, which can prolong scan duration and lead to error propagation. Previously,... Read More
2012-207 – This application will measure the ultraviolet protection of an individual’s skin, thereby providing feedback about the need, or lack thereof, for additional sunscreen application. It will also provide an automated, estimated reminder to re-apply sunscreen based upon the most recent measurement of ultraviolet protection.
2012-188 – This invention is about using ultrasound for assessment of infant bone, and especially for evaluation of immature infants, who are at risk for osteopenia or other infant bone diseases. This method uses a ultrasound to generate a vibration in the bone and by analyzing the signal resulting from this vibration bone quality is evaluated.
A Time Dependent Device for Segmental Whole Gut for Lumina & Mucosal Microbial Swab Sampling by Anatomic Location
2012-169 – Swabs from the middle portions of the gastrointestinal tract are currently very difficult to obtain due to the limitations of current techniques such as endoscopy. Understanding the biology of these regions can potentially have a large impact on the overall health of both people and animals through the effect of the GI tract on other parts of the body. Mayo Clinic investigators have... Read More
2012-141 – Carpal tunnel syndrome (CTS) is a common problem with an estimated lifetime risk of 10%, a prevalence of about 3%, and a large economic burden of more than $1 billion annually for direct medical costs. It has been commonly recognized that carpal tunnel pressure (CTP) increases in CTS patients. However, measurement of CTP is invasive and not reliable due to technical difficulties. Although CTP... Read More
2012-134 – Shear wave produced by a focused ultrasound beam is used to evaluate tissue visco-elasticity, which are sensitive biomarkers of pathology. Shear waves thus produced are weak and attenuate quickly when propagating away from the push origin. We have proposed a method called CUSE where multiple unfocused push beams spaced out like a comb are used for shear wave production. Every pixel under... Read More
2012-129 – A method to quantify tissue viscoelastic properties in a model-independent way by estimating the complex shear modulus from creep-recovery response and shear wave propagation speed by ultrasound acoustic radiation force. This method uses a formula that converts creep-recovery response in time to frequency domain complex modulus. The shear wave speed is used to calibrate the complex modulus... Read More
2012-112 – We have identified abnormalities in the B cell compartment in the circulation of patients with ALS. This abnormality could be used to develop a test to measure the prognosis of patients with ALS or to diagnose patients with different forms of the disease. Additionally, the involvement of B cells in the pathology of ALS will lead treatments that may ameliorate the disease or its symptoms.
2012-110 – Currently, cancerous pigmented lesions, i.e. malignant melanoma, are diagnosed based on morphological features such as cell size and the overall architecture of the lesion under a microscope. Risk of metastasis is primarily assessed by the depth of invasion of morphologically atypical cells into the skin (so-called Breslow depth), which can be misleading and often triggers unnecessary... Read More
2012-083 – Coronary CT angiography (cCTA) is used to noninvasively look at the arteries that supply the heart muscle with blood, and diagnose (or rule out) blocked arteries, which are the main cause of heart attacks. cCTA is performed with either prospective or retrospective ECG gating. Irrespective of which variant is used, images are reconstructed with projection data corresponding to a partial scan... Read More
2012-073 – Erectile dysfunction (ED) is estimated to affect 20-30% of men between the ages of 40-80 years. In cases of medication-resistant ED, surgical treatment, and especially penile prosthesis implantation is the standard of care. Complications of surgery can include neurovascular and urethral injury, and other tissue damage that can contribute to sub-optimal outcomes. A Mayo Clinic investigator... Read More
2012-057 – Shear wave is used to evaluate tissue visco-elasticity, which are sensitive biomarkers of pathology. In order to obtain a 2D ultrasound elastography, an ultrafast imager with a FRAME rate of several kHz is required to capture the fast moving shear waves. This is not feasible with traditional ultrasound imagers with a frame rate of less than 100 Hz where 2D images are formed LINE BY LINE. ... Read More
A Novel Method to Identify Antigens Which Act Co-Operatively To Treat Established Tumors Using Viral-Expressed cDNA Libraries
2012-049 – We describe a novel technology to define new repertoires of tumor antigen(s) which work alone or in combination to generate anti tumor immune responses. Definition of arrays of antigens which co-operate in vivo to cure established tumors will inform future strategies for novel clinical vaccines through the use of vesicular stomatis virus with cDNA libraries constructed with selected, relevant... Read More
2012-010 – A cognitive assessment test that uses a video game to gage performance with real time feedback in a variety of environments: The test will engage the user and give insight to several cognitive metrics that are integrated with physiological metrics under varying conditions of stress, both mental and physical. The ultimate goal is to create a versatile game that assesses the totality of human... Read More
Nuclear Reprogramming Through Oxygen-Independent Metabotype Purges Dysfunctional Mitochondrial Heteroplasmy
2012-007 – Mitochondrial disease is inherited through maternal transmission of mutated mitochondrial DNA (mtDNA) with disease phenotypes determined by the unpredictable mixture of mutant and wild-type mtDNA. Mitochondrial heteroplasmy is dependent upon stochastic segregation of mtDNA into discrete units during early embryogenesis as mtDNA replication is shut off during blastomere expansion. Since... Read More
2011-274 – The invention uses ultrasound to measure the nonlinear mechanical properties of an object including those of biological tissues. This information can be used to detect abnormalities in tissues.
2011-271 – We identified a novel translocation of TP63 gene which encodes p63 protein. The translocation leads to overexpression of a dominant negative TP63 isoform. Dominant negative TP63 isoforms lead to inactivation of p53, the most important tumor suppressor known. The translocation can be useful for diagnosis and subclassification of certain peripheral T cell lymphomas, B-cell lymphomas... Read More
2011-249 – TB-ELISPOT is an optimized Interferon-gamma release assay (IGRA) that accurately detects latent tuberculosis infection (LTBI). This novel TB-ELISPOT method incorporate research-grade technology to enhance antigen-specific activation of T-cells by utilizing co-stimulatory antibodies and best antigen stimulation conditions (48 hrs) in a multiparametric platform that compare specific M.... Read More
2011-245 – Immune responses directed toward many cancers are characterized by targeted cell-killing activities mediated by cytotoxic T cells (a.k.a. Thl responses). However, certain tumors such as bladder cancer, instead appear to elicit immune responses that are traditionally linked with allergies (a.k.a. Th2 responses). These immune responses also include the tissue recruitment of rare white blood... Read More
Individualized CT Scan Protocols for Scanning with Either Lower Radiation Dose or Lower IV Contrast Dose
2011-229 – We developed a technique for creating individualized CT protocols that allow patients to be scanned with either lower radiation dose or lower intravenous contrast dose whilst maintaining iodine contrast-to-noise ratio and diagnostic image quality.
2011-224 – A method to quantify tissue mechanical properties in a model-independent way by estimating complex elastic modulus from time-dependant creep response induced by acoustic radiation force. This method uses a formula that converts time-domain creep compliance to frequency domain complex modulus. Then Shearwave Dispersion Ultrasound Vibrometry (SDUV) is used to calibrate the complex modulus so... Read More
2011-210 – Multiple short-duration ultrasound push pulses are used to deform tissue. The duration and PRF (Pulse Repetition Frequency) of these push pulses are compatible with current ultrasound scanners because these pulses are comparable to Doppler pulses. The collective effect from many push pulses generates shear waves of high amplitude for elasticity imaging. Two shear waves are produced: one at... Read More
2011-184 – Methods and Materials for Assessing Responsiveness PARP Inhibitors and Platinating Agents Methods and materials have been developed for assessing responsiveness to PARP inhibitors and platinating agents by using levels of non-homogous end-joining (NHEI) pathway members to determine if cancer cells that are homologous recombination (hr) - deficient are likely to be susceptible or resistant... Read More
2011-178 – Radiation dose from CT scanning is an increasing health concern, but lowering radiation dose alone generally produces a noisier image and may degrade diagnostic performance. Non-local means (NLM) denoising has become widely accepted as a very effective denoising tool in the image processing community, and has yielded very promising results in lung and abdominal CT. However, NLM requires an... Read More
2011-176 – Calcitonin gene related peptide (CGRP) and Substance P (SP) were elevated in the nasal secretions of patients with postnasal drip who also have chronic cough compared to levels from nasal secretions from patients without cough. A point-of-care test which can assay the level of CGRP and SP may be helpful in predicting whether or not chronic cough is due to postnasal drip.
2011-153 – Time-resolved imaging scans are commonly performed for applications such as perfusion or image guided procedures. In computed tomography (CT) for example, the need of multiple consecutive scans leads to deliver higher radiation doses when compared to conventional CT scanning. Likewise, in magnetic resonance imaging (MRI), the penalty is usually longer acquisition times and/or limited spatial... Read More
A Novel Simple Scoring System to Predict the Risk of Prosthetic Joint Infection, the Mayo PJI Risk Score
2011-141 – A list of risk factors have been identified for patients undergoing prosthetic joint infections that has been statistically weighted to develop a novel scoring system that has a strong prognostic ability for determining the risk of patients developing postsurgical prosthetic joint infection. The scores could be used potentially as guides for prophylactic infection control and patient... Read More
2011-140 – Mechanical properties of tissue can be measured by detecting tissue motion with pulse-echo ultrasound (“detection ultrasound”) in response to a “push ultrasound” with long duration (up to a few milliseconds). The detection ultrasound consists of 1 or a few ultrasound cycles, and is assumed to cause no or negligible motion in tissue. It is disclosed here that the detection ultrasound, if... Read More
2011-130 – The calibration data for an accelerated contrast-enhanced MRA acquisition are acquired in the short time after contrast injection and before contrast arrival. This eliminates the separate acquisition for calibration data.
Mutations in the KCND3-Encoded Kv4.3 Potassium Ion Channel and Use in Diagnostic Methodologies for the Detection of Sudden Death-Predisposing Cardiac Channelopathies
2011-122 – The present invention details mutations in the KCND3-encoded Kv4.3 potassium ion channel that are associated with sudden death predisposing genetic conditions such as Brugada syndrome (BrS) and long QT syndrome (LQTS) and the mechanism by which at risk individuals can be screend for potentially life threatening mutation isn this gene. This invention is based on the that mutations within the... Read More
2011-119 – With the increasing public health concerns regarding the cancer risks associated with the radiation exposure from CT exams, optimizing CT protocols to achieve adequate diagnostic capability with the lowest acceptable radiation dose has become an important task. We developed a noise insertion tool to simulate images at reduced dose levels from “standard dose” existing exams. This noise... Read More