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1Pax3:Fkhr interferes with embryonic Pax3 and Pax7 function: implications for alveolar rhabdomyosarcoma cell of origin.Pax3:Fkhr interferes with embryonic Pax3 and Pax7 function: implications for alveolar rhabdomyosarcoma cell of origin.Hansen, Mark S.; Coffin, Cheryl M.; Capecchi, Mario R.To investigate the role of the translocation-associated gene Pax3:Fkhr in alveolar rhabdomyosarcomas, we generated a Cre-mediated conditional knock-in of Pax3:Fkhr into the mouse Pax3 locus. Exploring embryonic tumor cell origins, we replaced a Pax3 allele with Pax3:Fkhr throughout its expression do...Neuroprogenitor; Embryogenesis2004-11-01
2Mouse model for the delta F508 allele of cystic fibrosisMouse model for the delta F508 allele of cystic fibrosisEichwald, Ernst; Capecchi, Mario R.; Thomas, Kirk R.The most common cause of cystic fibrosis is a mutation that deletes phenylalanine 508 in cystic fibrosis transmembrane conductance regulator (CFTR). The delta F508 protein is misprocessed and degraded rather than traveling to the apical membrane. We used a novel strategy to introduce the delta F508 ...Digestive System; Disease Models, Animal; Electrolytes; Mice, Inbred C57BL1995-10
3Alveolar rhabdomyosarcomas in conditional Pax3:Fkhr mice: cooperativity of Ink4a/ARF and Trp53 loss of function.Alveolar rhabdomyosarcomas in conditional Pax3:Fkhr mice: cooperativity of Ink4a/ARF and Trp53 loss of function.Coffin, Cheryl M.; Capecchi, Mario R.Alveolar rhabdomyosarcoma is an aggressive childhood muscle cancer for which outcomes are poor when the disease is advanced. Although well-developed mouse models exist for embryonal and pleomorphic rhabdomyosarcomas, neither a spontaneous nor a transgenic mouse model of alveolar rhabdomyosarcoma has...Cell Differentiation; Forkhead Transcription Factors; Myogenic Regulatory Factors2004-11-01
4Hepatitis C genotyping by denaturing high-performance liquid chromatographyHepatitis C genotyping by denaturing high-performance liquid chromatographyLiew, Michael; Erali, Maria; Page, Sam; Hillyard, David R.; Wittwer, Carl T.Determination of the hepatitis C virus (HCV) genotype for infected patients increasingly has become accepted as the standard of care. Genotype assignment helps in assessing disease prognosis and assists in establishing the appropriate duration of treatment. The great genetic diversity of HCV, with 1...Base Sequence; 5' Untranslated Regions; Genotype; Hepacivirus; Molecular Sequence Data2004-01
5Effects of hemoglobin (Hb) E and HbD traits on measurements of glycated Hb (HbA1c) by 23 methods.Effects of hemoglobin (Hb) E and HbD traits on measurements of glycated Hb (HbA1c) by 23 methods.Owen, William E.; Roberts, William L.Glycohemoglobin (GHB), reported as hemoglobin (Hb) A1c, is a marker of long-term glycemic control in patients with diabetes and is directly related to risk for diabetic complications. HbE and HbDare the second and fourth most common Hb variants worldwide. We investigated the accuracy of HbA1c measur...Glycohemoglobin; GHB; Glycated Hb; Glycemic control2008
6Development and performance evaluation of a tandem mass spectrometry assay for 4 adrenal steroidsDevelopment and performance evaluation of a tandem mass spectrometry assay for 4 adrenal steroidsOwen, William E.; Rockwood, Alan L.; Roberts, William L.; Meikle, A. WayneCongenital adrenal hyperplasia is a group of autosomal recessive disorders caused by a deficiency of 1 of 4 enzymes required for the synthesis of glucocorticoids, mineralocorticoids, and sex hormones. Analysis of 11-deoxycortisol (11DC), 17-hydroxyprogesterone (17OHP), 17-hydroxypregnenolone (17O...Congenital adrenal hyperplasia; Adrenal steroids; Tandem mass spectrometry assay2006
7Development and validation of an automated thawing and mixing workcellDevelopment and validation of an automated thawing and mixing workcellOwen, William E.; Roberts, William L.; Ring, Terry ArthurWorking toward a goal of total laboratory automation, we are automating manual activities in our highest volume laboratory section. Because half of all specimens arriving in this laboratory section are frozen, we began by developing an automated workcell for thawing frozen specimens and mixing the t...Automated workcell; Laboratory automation2007
8Nucleic acid vaccine encoding gD2 protects mice from herpes simplex virus type 2 disease.Nucleic acid vaccine encoding gD2 protects mice from herpes simplex virus type 2 disease.Kriesel, John D.; Spruance, Spotswood L.; Daynes, Raymond A.Nucleic acid vaccinations with plasmids pWW65, containing the sequence for herpes simplex type 2 (HSV-2) gD2, and pRSVnt, lacking the gD sequence, were studied. Groups of mice were immunized with pWW65 alone, pWW65 plus 1,25-dihydroxyvitamin-D3 (D3), or pRSVnt. Clinical disease (vaginitis), serum an...Mice, Inbred BALB C; Plasmids; Viral Vaccines1996
9Diagnostic performance of phospholipid-specific assays for the evaluation of antiphospholipid syndromeDiagnostic performance of phospholipid-specific assays for the evaluation of antiphospholipid syndromeJaskowski, Troy D.The diagnostic performance of commercially available nonstandard antiphospholipid (aPL) assays for the evaluation of antiphospholipid syndrome (APS) is unknown. In 62 patients with APS, 88 with recurrent pregnancy loss, 50 healthy blood donors, and 24 women with one or more successful pregnancies, w...APS; Phospholipid-specific assays; Diagnostic performance2008-06-01
10Screening for antinuclear antibodies by enzyme immunoassayScreening for antinuclear antibodies by enzyme immunoassayJaskowski, Troy D.Indirect fluorescent antibody (IFA) is the most widely used method in clinical laboratories to screen for autoantibodies against a wide variety of nuclear antigens. Recently, a number of antinuclear antibody (ANA) enzyme immunoassay (EIA) screens have become commercially available and claim to be an...Antinuclear antibodies; Enzyme immunoassay1996
11Comparison of four enzyme immunoassays with a western blot assay for the determination of type-specific antibodies to herpes simplex virusComparison of four enzyme immunoassays with a western blot assay for the determination of type-specific antibodies to herpes simplex virusJaskowski, Troy D.Most current enzyme immunoassays (EIAs) differentiate inadequately between types 1 and 2 herpes simplex virus (HSV) antibodies since significant crossreactivity exists. We compared 4 IgG type-specific EIAs using a Western blot assay for resolution of discrepant results. The Diamedix had sensitivit...Enzyme immunoassays; Western blot assay; Type-specific antibodies2001
12Multiplex analysis of heterophil antibodies in patients with indeterminate HIV immunoassay resultsMultiplex analysis of heterophil antibodies in patients with indeterminate HIV immunoassay resultsJaskowski, Troy D.We hypothesized that heterophil antibodies reactive with animal proteins used in blot preparation caused nonspecific staining (NSS) on HIV Western blot (WB) studies, causing indeterminate results. We analyzed samples showing NSS on HIV WB using a multiplexed immunoassay to simultaneously measur...Heterophil antibodies; Heterophil interference; Multiplex analysis; False-positive HIV enzyme-linked immunosorbent assay; ELISA2001
13Do dentists prescribe narcotics excessively?Do dentists prescribe narcotics excessively?Aldous, Jay A.; Engar, Richard C.Dealing with pain is an inevitable sequela to dental treatment. Although several drug regimens primarily involving narcotics have been used in the past, availability of nonsteroidal anti-inflammatory drugs (NSAIDs) has increased recently. A study was conducted to analyze dental prescribing patterns ...Analgesics, Opioid; Anti-Inflammatory Agents; Dentist's Practice Patterns; Pain, Postoperative1996-07-01
14Ultrasonic enhancement of antibiotic action on several species of bacteriaUltrasonic enhancement of antibiotic action on several species of bacteriaHymas, Weston C.The effect of the antibiotics gentamicin, streptomycin, kanamycin, tetracycline, and ampicillin on planktonic cultures of Enterobacter aerogenes, Serratia marcescens, Salmonella derby, Streptococcus mitis, and Staphylococcus epidermidis with and without an application of 70 kHz ultrasound was studi...Enterobacter aerogenes; Serratia marcescens; Salmonella derby; Streptococcus mitis; Staphylococcus epidermidis; Planktonic cultures; Gentamicin; Streptomycin; Kanamycin; Tetracycline; Ampicillin; Ultrasonic enhancement; Bioacoustic effect1998
15Masking selected sequence variation by incorporating mismatches into melting analysis probesMasking selected sequence variation by incorporating mismatches into melting analysis probesMargraf, Rebecca L.; Mao, Rong; Highsmith, W. Edward; Holtegaard, Leonard; Wittwer, Carl T.Hybridization probe melting analysis can be complicated by the presence of sequence variations (benign polymorphisms or other mutations) near the targeted mutation. We investigated the use of 'masking' probes to differentiate alleles with similar probe melting temperatures. Selected sequence variati...probe hybridization; high-resolution melting analysis; masking; RET2005-06-28
16Effects of hemoglobin C and S traits on the results of 14 commercial glycated hemoglobin assaysEffects of hemoglobin C and S traits on the results of 14 commercial glycated hemoglobin assaysOwen, William E.; Roberts, William L.Glycated hemoglobin is widely used in the management of diabetes mellitus. At least 300,000 Americans with diabetes mellitus have the hemoglobin (Hb) C or S trait. The accuracy of HbA1c methods can be adversely affected by the presence of these traits. We evaluated the effects of HbC and HbS traits ...Glycated hemoglobin assays; Hemoglobin C trait; Hemoglobin S trait2008
17Effects of calcium ions on L-type horizontal cells in the isolated turtle retinaEffects of calcium ions on L-type horizontal cells in the isolated turtle retinaNormann, Richard A.; Chandler, John P.A technique by which the retina can be isolated from the turtle eye is described. Scanning electron microscopy revealed morphological variability between preparations and also between regions of the same one. Large areas were often totally free of any pigment epithelial cells, yet contained a high p...Retina; Calcium; Horizontal Cell; Turtle1990
18Evaluation of a PCR probe capture assay for the detection of Toxoplasma gondii: incorporation of uracil N-glycosylase for contamination controlEvaluation of a PCR probe capture assay for the detection of Toxoplasma gondii: incorporation of uracil N-glycosylase for contamination controlJaskowski, Troy D.Toxoplasma gondii is a cyst-forming parasite of clinical relevance in humans primarily because of the neurologic abnormalities it can cause. In some clinical circumstances, it is desirable to detect the pathogen directly. We modified a commercially available Toxoplasma polymerase chain reaction...PCR probe capture assay; Uracil N-glycosylase; UNG2000
19Laboratory driven, lean-to-adaptive prototyping in Parallel for Web software project identification and application development in health science researchLaboratory driven, lean-to-adaptive prototyping in Parallel for Web software project identification and application development in health science researchDwight, Zachary LawrenceClinical research laboratories, bioinformatics core facilities, and health science organizations often rely on heavy planning based software development models to propose, build, and distribute software as a consumable product. Projects in non-agile software life cycles tend to have rigid ?plan-desi...2012
20Specificity characteristics of 7 commercial creatinine measurement procedures by enzymatic and jaffe method principlesSpecificity characteristics of 7 commercial creatinine measurement procedures by enzymatic and jaffe method principlesRoberts, William L.Standardized calibration does not change a creatinine measurement procedure?s susceptibility to potentially interfering substances.2012
21Description and validation of a novel real-time RT-PCR enterovirus assayDescription and validation of a novel real-time RT-PCR enterovirus assayHymas, Weston C.; Hillyard, David R.Enteroviruses are a leading cause of aseptic meningitis in adult and pediatric populations. We describe the development of a real-time RT-PCR assay that amplifies a small target in the 5' nontranslated region upstream of the classical Rotbart enterovirus amplicon. The assay includes an RNA internal ...RT-PCR enterovirus assay; Rotbart enterovirus amplicon; Aseptic meningitis2008
22Polymerase chain reaction detection of Lyme disease: correlation with clinical manifestations and serologic responsesPolymerase chain reaction detection of Lyme disease: correlation with clinical manifestations and serologic responsesJaskowski, Troy D.The Author's have developed a simple, nested polymerase chain reaction (PCR) assay for amplification of an outer surface protein A (OspA) gene fragment of Borrelia burgdorferi using rapid temperature cycling and ethidium bromide detection on agarose gels, and applied it to the diagnosis of Lyme dis...PCR; Rapid cycle amplification1996
23Correlation between detection of herpes simplex virus in oral secretions by PCR and susceptibility to experimental UV radiation-induced herpes labialis.Correlation between detection of herpes simplex virus in oral secretions by PCR and susceptibility to experimental UV radiation-induced herpes labialis.Kriesel, John D.; Baringer, J R; Spruance, Spotswood L.We examined the oral secretions of 25 patients for herpes simplex virus (HSV) at the time of and following experimental UV radiation (UVR). HSV was detected in one or more oral secretion specimens in 5 of 12 (42%) cases by cell culture and in 8 of 12 (67%) cases by PCR. On the day of UVR, HSV was de...Polymerase Chain Reaction; Ultraviolet Rays; Simplexvirus1994
24Cross-reactivity of three recombinant insulin analogs with five commercial insulin immunoassaysCross-reactivity of three recombinant insulin analogs with five commercial insulin immunoassaysOwen, William E.; Roberts, William L.Several new insulin analogs that are prepared with recombinant DNA technology are available for clinical use [for a recent review, see Ref. (1)]. These agents have altered pharmacokinetics compared with regular human insulin. Insulin aspart (Novo-LogTM; Novo Nordisk Pharmaceuticals) is homologous ...Insulin analogs; Insulin immunoassays; Cross-reactivity2004
25Role of the laboratory in diagnosis of influenza during seasonal epidemics and potential pandemicsRole of the laboratory in diagnosis of influenza during seasonal epidemics and potential pandemicsPetti, Cathy A.Laboratory diagnosis of influenza is critical to its treatment and surveillance. With the emergence of novel and highly pathogenic avian influenza viruses, the role of the laboratory has been further extended to include isolation and subtyping of the virus to monitor its appearance and facilitate ap...Antibodies, Viral; Antigens, Viral; RNA, Viral2006
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