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2004-258 – Mayo Clinic Researchers have developed a new synthetic, biodegradable, injectable polymer, poly (epsilon-caprolactone fumarate) that is also photocrosslinkable. This new material is colorless or light-colored, and is shown to be self-crosslinkable by both redox initiation and photoinitiation. The molecular weight, chain flexibility, crystallinity, degradation rate, and mechanical properties... Read More
2004-244 – Technology Description Measurement of patient vitamin D levels in clinical laboratories is one of the most rapidly growing clinical tests in the United States. This is due in part to recent studies demonstrating the beneficial effects of vitamin D and the surprising percentage of the population that is vitamin D deficient. Assays measuring vitamin D are used to diagnose vitamin D deficiency... Read More
2004-237 – The present invention detects the harmonic motion of vibro-acoustography using pulse echo ultrasound and several signal processing methods. The invention estimates the amplitude and phase of the motion at a desired location within a tissue region with a high sensitivity. The tissue harmonic motion generated by the ultrasound radiation force of vibro-acoustography is presented as oscillatory... Read More
2004-231 – The present invention details a substantial implementation improvement for a broad class of Direct Digital Synthesizers (DDSs). A DDS synthesizes a predetermined waveform via digital (i.e., sampled) methods. Typically, the output waveforms are based on sinusoidal functions. For example, a DDS may generate sine waves of various frequency (under digital control). Chirp waveforms (which are... Read More
Decrease of Mitral Regurgitation Severity by Cardiac Resynchronization Therapy as a Novel Method for Treatment of Central Sleep Apnea and/or Left Ventricular Dysfunction
2004-205 – Use of cardiac resynchronization therapy (CRT) as a novel method for treatment of central sleep apnea.
2004-200 – Mayo Clinic Researchers have developed a new synthetic, biodegradable, injectable polymer, poly (propylene fumarate-co-caprolactone) [P(PF-co-CL)]. This new material is a block copolymer of poly (propylene fumarate) (PPF) and poly (epsilon caprolactone) (PCL). The molecular weight, mechanical strength, chain flexibility, degradation rate, and crystallinity can be controlled by varying the... Read More
2004-194 – Invention represents ARMA model describing dynamic behavior between QT and RR intervals in ECG signal. Model predicts QT behavior from detected RR changes. Parameters of model seem to be identical for healthy subjects in all age groups and for both genders. Model may be applied for better understanding of QT interval regulation physiology and pathophysiology, individual sudden arrhythmic... Read More
2004-185 – Discovery of the genetic cause of clinical, late-onset (typical) Parkinson’s disease in multiple families with an autosomal pattern of disease inheritance. Six coding mutations have now been identified within eight families, in a novel gene that is comprised of 61 exons (alternately spliced) that encodes a protein of ~280kD. The gene is located on chromosome 12p11.2-q13.1 and is responsible... Read More
2004-163 – Composite of porous scaffold with cartilage growth from autologous periosteum chondrogenesis induced by tissue engineering techniques. Biological resurfacing of large osteochondral defects, or a complete joint may be feasible using a porous metal scaffold/autologous periosteal construct. The use of this construct eliminates the necessity of using normal cartilage surface as a donor site and... Read More
2004-154 – Expression of GALV-fuse gene in tumor cells causes them to fuse with their nontransfected neighbors forming a multicellular syncytia which eventually dies.
In vivo Visualization of Alzheimer's Amyloid Plaques by MRI in Transgenic Mice without a Contrast Agent
2004-139 – One of the cardinal pathologic features of Alzheimer’s disease (AD) is formation of senile or amyloid, plaques. Transgenic mice have been developed that express one or more of the genes responsible for familial AD in humans. Doubly transgenic mice develop “human-like” plaques, providing a mechanism to study amyloid plaque biology in a controlled manner. Imaging of labeled plaques has been... Read More
2004-109 – This invention is a mouse line in which we disrupted the gene for FKBP52, a protein component of steroid receptor complexes. The animals are reproductively compromised. These animals can be helpful in screening for environmental compounds and drugs that might bind FKBP52 and alter FKBP52-dependent processes. Of particular interest will be compounds that may promote defects in sexual... Read More
2004-108 – The invention is a mouse line in which we disrupted the gene for FKBP51, a protein component of steroid receptor complexes. These animals can be helpful in screening for compounds and drugs that bind FKBP51 and alter FKBP51-dependent processes.
2004-085 – Tissue engineering scaffolds are biomimetic “trellis-like” structures which, on implantation and integration, act as tissue/organ surrogates. This disclosure enables the construction of multi-resolution, variably-refineable, globally interconnected, monolithic and maximally porous scaffolds.
2004-084 – Tissue engineering attempts to address the widening gap between the demand and supply of organ and tissue transplants using natural and biomimetic scaffolds. This invention provides a method to enable the repeatable and rapid fabrication of structurally and functionally enhanced and maximally characterized traditional scaffolds.
2004-061 – We have developed a series of polyclonal antibodies specific for SRC-2 and REA steroid receptor coregulators. The affinity purified antibodies have demonstrated a marked specificity of each polyclonal antibody to its specific co-regulator and this has shown to be functional with western blot analysis, co-precipitations, competition with the specific peptide used as an immunogen, and even the... Read More
2004-056 – This disclosure provides a way to improve the Talairach Labeling scheme that allows labelings to be reported at 0.2 mm resolution - providing 2500% increase over the current standard.
2004-055 – This invention performs a robust, fast and fully automatic parameterization of T2 images into an intensity space that all existing approaches optimized to handle T1 images can benefit from.
2004-027 – To accomplish a given computational task, a number of algorithmic and heuristic approaches can be implemented to act upon the given instance of the input data. Depending upon the intrinsic and extrinsic assumptions made regarding the data, algorithm and the task, the end result from each of these approaches could be different. Currently, there does not exist an automatic fast, robust, precise... Read More
Prior Knowledge-Based Rapid Predicted Preview of Multiple Contrast Magnetic Resonance Images Derived from a Single Time Budgeted Acquisition
2004-023 – This invention presents a method for producing multiple MR images with different contrast from a single image acquisition. (MR T2) The methodology is used to enhance the T2 related contrast in an MRI image acquired at, but no restricted to, just-enough-to-highlight-T2, repetition time so as to produce a computed mosaic of the same image at different repetition (TR) and echo (TE) times. This... Read More
2004-022 – Mice expressing human CD46 with human-like tissue specificity and efficiency. For additional information, please see the following: Mrkic et al., (1998). Measles virus spread and pathogenesis in genetically modified mice. Journal of Virology, volume 72, number 9, 7420-7427. Mrkic et al. (2000). Lymphatic dissemination and comparative pathology of recombinant measles viruses in genetically... Read More
2004-020 – The CCAP program accurately and efficiently counts and analyzes cells in microscope images. A user interactively completes the followings steps: 1) Inhomogeneity correction: A digital filter is applied to correct for uneven illumination. 2) Calibration: A line is placed over an object of known size, usually a ruler, to determine the size of the image pixels. 3) Segmentation: The cells... Read More
2004-012 – There are a variety of devices being developed to significantly improve the testing, characterization, and development of differential protocols, equipment, and devices. In essence, these devices provide a way of dealing with differential signals within a laboratory environment.
Discovery and Identification of Naturally Processed and Presented HLA Class II Measles Vaccine Virus Peptides
2004-011 – Two measles vaccine virus-derived peptides, from the nucleoprotein (N peptide) and Phosphoprotein P peptide). Specifically, 1) N-1 peptide: SAGKVSSTLASELG (14 amino acid peptide); 2) P-1 peptide: ASDVETAEGGEIHELLRLQ (19 amino acid peptide)
Projection Angle Order and Correction Algorithm to Compensate In-Plane Rotation and Translation in Radial MRI Scans
2004-008 – The motion correction strategy compensates for rigid-body in-plane rotation and translation of the imaged object by collecting radial MRI data with a novel projection view angle acquisition order followed by a data correction algorithm. A custom MR pulse sequence was created to collect radial projections with a consistent spacing of approximately 45 degrees, which is crucial for the novel... Read More
2003-199 – The invention is an ultra-miniature transceiver technology that allows positioning, data relaying and identification in a very tiny form factor (e.g., “pinhead” size). The transceiver is based on a system-on-a-chip (SOC) design of a radio frequency (RF) transceiver that is combined with a micro-miniature battery and an antenna (or in some cases two antennas). The invention enables... Read More
2003-196 – Transgenic mice were created through DNA microinjection of a construct utilizing mouse EPO derived regulatory sequences in conjunction with the Diptheria Toxin A chain (DT-A) open reading frame and a series of exons/introns derived from the human growth hormone gene to provide the necessary splicing events required for high-level expression. Assessments of circulating leukocytes and other... Read More
2003-185 – The invention describes a new algorithm and hardware architecture to compute the fast Fourier transform (FFT). The new algorithm uses a divide and conquer approach to reduce an N point FFT to a plurality of sqrt(N) point FFTs arranged in a pipeline configuration. A new specialized center element joins identical, conventional pipeline FFT units together and provides the necessary control logic... Read More
2003-150 – A mouse lacking both copies of the IEX-1 gene was generated. These mice have a mean arterial blood pressure that is approximately 30mm of Hg higher than that seen in wild type mice. These mice are useful for assessing compounds for the ability to reduce high blood pressure.
2003-149 – Technology Description Compositions and methods have been developed for detecting plaques and treating CNS disorders. Polyamine modification of amyloid beta peptides or antibodies binding to amyloid beta increases blood-brain barrier (BBB) permeability and incorporation of a contrast agent permits MRI detection of plaque deposits. A novel peptide-based imaging agent has also been developed... Read More
2003-119 – A device to facilitate epicardial placement of permanent pacing leads, ablation catheters, and other therapeutic leads/catheters.
2003-090 – Hydrogel microparticles with entrapped liquid are used as the porogen to reproducibly form interconnected pore networks in a porous scaffold. In one embodiment, a biodegradable unsaturated polymer (for example, PPF or PCF), a crosslinking agent (like a free radical initiator), and a porogen comprising biodegradable hydrogel microparticles (such as OPEF) are mixed together and allowed to form... Read More
2003-048 – Method to Optimize Antigen Expression When Culturing Cells for Cancer Vaccines The culture of cells for use in cancer vaccines or for use in the discovery of tumor antigens occurs in a standard oxygen pressure environment of about 20 kilopascals (kPa). Mayo Clinic researchers have discovered that culturing cancer cells in a low (2 kPa) or high (90kPa) oxygen pressure increases expression... Read More
Synthesis of Poly (caprolactone-fumarate) Polymer as a Novel Biocompatible, Bioresorbable, Injectable, and In-situ Hardening Scaffold for Tissue Engineering Applications
2003-044 – Mayo Clinic researchers have created a biocompatible and bioresorbable PCF material for injectable and in-situ scaffolds by polymerizing a PCF macromer with a salt of fumaric acid that self-crosslinks.
2003-034 – Mayo Clinic clinicians have created a clear, air - inflatable compression dressing that controls swelling and promotes wound healing.
2002-244 – Mayo has discovered a gene, PKHDL1, that shows significant homology to PKHD1 (the gene mutated in autosomal recessive polycystic kidney disease that was discovered at Mayo and for which a patent application is pending). The protein predicted to be encoded by PKHDL1, fibrocystin-L, is a large receptor-like protein that is highly expressed on T lymphocytes. The protein is postulated to be an... Read More
2002-227 – The enzyme utilizes S-adenosylmethionine to methylate aresenite to monomethylarsonate, and can further methylate this product to form dimethylarsinic acid. Known substrates are Aresenite, Methylarsonous acid, Methylarsonous acid. It is known to be expressed in liver, kidney and brain. Arsenic exposure outcomes (death, cancer, neurotoxicity, liver damage, and cardiovascular disease et. al.)... Read More
2002-226 – Our invention is the use biological, pharmacological or saccharide intervention, genetic modification or selection, for antagonist or modulation of Toll-like receptor 4 (TLR4) or other TLRs for the increase and/or maintenance of bone density, osteoporosis, Paget’s disease, or any disease or condition in which bone loss is a factor.
Modulation of Toll-like Receptor 4 Signaling, or Other TLRs for Treatment or Prevention of Obesity and Excess Fat
2002-225 – Our invention is the use biological, pharmacological or saccharide intervention, genetic modification or selection, for antagonist or modulation of Toll-like receptor 4 (TLR4) or other TLRs for the maintenance, or reduction of fat body mass, obesity or any related conditions or diseases where body fat is a contributing factor.
2002-179 – Mayo researchers have developed a method to allow clinical x-ray imaging to reach its full potential. This is achieved by reducing the x-ray dose absorbed by the patient by orders of magnitude and by enhancing the contrast discrimination of the x-ray interaction with different soft-tissue components so that little, if any, contrast agent need be administered. The Time-Of-Flight X-ray... Read More
2002-167 – An RF coil with added coils which transmit only to reduce artifactual signals due to flow or poor magnet shim.
2002-152 – PNMT is the terminal enzyme in catecholamine biosynthesis and catalyses the synthesis of epinephrine from norepinephrine. Norepinephrine and Phenylethanolamine are substrates. The activation is methylation. It is expressed in Chromaffin cells of the Adrenal Medulla, medulla oblongata, hypothalamus, and sensory nuclei of the vagus nerve. Diseases and conditions that may be associated with... Read More
2002-151 – SULT1A3 is involved in the sulfation of Dopamine,other catechol monoamines, serotonin, and Troglitazone. It is expressed in liver, brain, jejunum, kidney and platelets. It may be associated with schizophrenia, affective disorders, renal disease and chemical carcinogenesis. One particular polymorphism, resulting in an amino acid change, was found to be present in 4% of the African American... Read More
2002-136 – Rabbit polyclonal antisera were produced against human and murine Vav-3 proteins using KLH-conjuaged peptides. These antisera recognize an approximately 98 kilodalton protein corresponding to Vav3.
2002-126 – The activity of the gene product is Sulfate conjugation. Several non-synonymous CSNPs have been discovered that affect the enzyme activity.
2002-121 – A monoclonal antibody that interacts with the liver and bone isoenzymes of human alkaline phosphatase.
2002-116 – H4 cell line stably transfected with an APP695wt clone in the pCDNA3 vector.
2002-111 – Systems and methods for disambiguating acronyms and abbreviations in written medical text.
Transmission Matrix De-embedding/Two-Tier Calibration Methods for Vector Network Analyzer (VNA) Measurement
2002-103 – We present a method for performing de-embedding (or equivalently, second-tier calibration) of vector network analyzer (VNA) measurements allowing for very accurate measurement to reference planes beyond those of a first tier calibration. The method has been proven to be useful up to very high frequencies (at least 110 GHz) and eliminates many of the complexities and limitations associated... Read More
Antibiotic Impregnated Peripherally Inserted Central Catheters (PICC's) with Continuous Central Venous Oximetry
2002-074 – A peripherally inserted central catheter includes three lumens that communicate with its proximal end. A large lumen terminates short of the distal end of the catheter and is used for the infusion of fluids into the venous system. A second lumen terminates at the distal end and is suitable for measuring blood pressure in the central venous system and infusion of fluids into the central venous... Read More