Search Results - "Johnson, Ryan D"

Multimodal Imaging of Photoreceptor Structure in Choroideremia by Sun, Lynn W, Johnson, Ryan D, Williams, Vesper, Summerfelt, Phyllis, Dubra, Alfredo, Weinberg, David V, Stepien, Kimberly E, Fishman, Gerald A, Carroll, Joseph

“…Choroideremia is a progressive X-linked recessive dystrophy, characterized by degeneration of the retinal pigment epithelium (RPE), choroid, choriocapillaris,…”
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Acquisition of Immune Privilege in GBM Tumors: Role of Prostaglandins and Bile Salts by Sharpe, Martyn A, Baskin, David S, Johnson, Ryan D, Baskin, Alexandra M

“…Based on the postulate that glioblastoma (GBM) tumors generate anti-inflammatory prostaglandins and bile salts to gain immune privilege, we analyzed 712 tumors…”
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Assessing Photoreceptor Structure in Retinitis Pigmentosa and Usher Syndrome by Sun, Lynn W, Johnson, Ryan D, Langlo, Christopher S, Cooper, Robert F, Razeen, Moataz M, Russillo, Madia C, Dubra, Alfredo, Connor, Jr, Thomas B, Han, Dennis P, Pennesi, Mark E, Kay, Christine N, Weinberg, David V, Stepien, Kimberly E, Carroll, Joseph

“…The purpose of this study was to examine cone photoreceptor structure in retinitis pigmentosa (RP) and Usher syndrome using confocal and nonconfocal…”
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PHOTORECEPTOR INNER SEGMENT MORPHOLOGY IN BEST VITELLIFORM MACULAR DYSTROPHY by Scoles, Drew, Sulai, Yusufu N, Cooper, Robert F, Higgins, Brian P, Johnson, Ryan D, Carroll, Joseph, Dubra, Alfredo, Stepien, Kimberly E

“…To characterize outer retina structure in best vitelliform macular dystrophy (BVMD) and to determine the effect of macular lesions on overlying and adjacent…”
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The Fas apoptotic pathway in cutaneous T-cell lymphomas: Frequent expression of phenotypes associated with resistance to apoptosis by Stutz, Nathalie, MD, Johnson, Ryan D., BS, Wood, Gary S., MD

“…Background Low proliferation rates, sparse apoptotic cells, and resistance to chemotherapeutic agents suggest that defective apoptotic mechanisms may be…”
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Analysis of mitochondria isolated from single cells by Johnson, Ryan D, Navratil, Marian, Poe, Bobby G, Xiong, Guohua, Olson, Karen J, Ahmadzadeh, Hossein, Andreyev, Dmitry, Duffy, Ciarán F, Arriaga, Edgar A

“…Bulk studies are not suitable to describe and study cell-to-cell variation, which is of high importance in biological processes such as embryogenesis, tissue…”
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Use of the Optum Labs Data Warehouse to assess test ordering patterns for diagnosis of Helicobacter pylori infection in the United States by Theel, Elitza S, Johnson, Ryan D, Plumhoff, Elizabeth, Hanson, Curtis A

“…We surveyed national Helicobacter pylori diagnostic testing practices and diagnoses using commercial and Medicare medical claims data from Optum Labs…”
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Endothelial cell‐specific redox gene modulation inhibits angiogenesis but promotes B16F0 tumor growth in mice by Yura, Yoshimitsu, Chong, Brian S. H., Johnson, Ryan D., Watanabe, Yosuke, Tsukahara, Yuko, Ferran, Beatriz, Murdoch, Colin E., Behring, Jessica B., McComb, Mark E., Costello, Catherine E., Janssen‐Heininger, Yvonne M. W., Cohen, Richard A., Bachschmid, Markus M., Matsui, Reiko

“…Glutaredoxin‐1 (Glrx) is a small cytosolic enzyme that removes S‐glutathionylation, glutathione adducts of protein cysteine residues, thus modulating redox…”
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Impact of an electronic decision support rule on ESR/CRP co-ordering rates in a community health system and projected impact in the tertiary care setting and a commercially insured population by Juskewitch, Justin E., Norgan, Andrew P., Johnson, Ryan D., Trivedi, Vipul A., Hanson, Curtis A., Block, Darci R.

“…Erythrocyte sedimentation rate (ESR) and C-reactive protein (CRP) are common laboratory assays used as markers of inflammation. ESR suffers from higher false…”
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Diagnostic Testing Approaches for Activated Protein C Resistance and Factor V Leiden: A Comparison of Institutional and National Provider Practices by Perez Botero, Juliana, Majerus, Julie A, Strege, Ann K, Johnson, Ryan D, Chen, Dong, Pruthi, Rajiv K

“…To analyze the economic impact of testing for activated protein C resistance (APC-R) due to factor V Leiden (FVL) mutation with APC-R with reflexive FVL…”
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Diagnostic Testing Approaches for Activated Protein C Resistance and Factor V Leiden by Perez Botero, Juliana, Majerus, Julie A., Strege, Ann K., Johnson, Ryan D., Chen, Dong, Pruthi, Rajiv K.

“…Abstract Objectives: To analyze the economic impact of testing for activated protein C resistance (APC-R) due to factor V Leiden (FVL) mutation with APC-R with…”
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Dual-fuel Engines — An Elegant Alternative for Tier 4f Compliance by Johnson, Ryan D., Callahan, Timothy J., Branyon, David P., Meyers, David P.

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Direct Sampling from Muscle Cross Sections for Electrophoretic Analysis of Individual Mitochondria by Ahmadzadeh, Hossein, Johnson, Ryan D, Thompson, LaDora, Arriaga, Edgar A

“…Muscle is a highly heterogeneous tissue. Practical approaches to sample selectively small regions of muscle cross sections would help to effectively utilize…”
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Synthesis and thermophysical property determination of NaCl-PuCl3 salts by Karlsson, Toni Y., Middlemas, Scott C., Nguyen, Manh-Thuong, Woods, Michael E., Tolman, Kevin R., Glezakou, Vassiliki-Alexandra, Herrmann, Steven D., Schorne-Pinto, Juliano, Johnson, Ryan D., Reddish, Shawn E., Warmann, Stephen A., Paviet, Patricia D.

“…•A non-traditional, synthesis path using NH4Cl to chlorinate Pu-metal, resulting in a PuCl3 salt was demonstrated.•The resulting PuCl3-NaCl salt was shown to…”
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Initial Characterization of Embryonic Development in North American Burbot by Egan, Joshua P., Johnson, Ryan D., Anders, Paul J., Cain, Kenneth D.

“…Declining wild populations and increasing commercial interest are encouraging development of aquaculture methods for the North American Burbot Lota lota…”
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Ophthalmic Exposure to Crotalid Venom by Johnson, Ryan, MD

“…Abstract Crotalid venom exposure to the eye is uncommon. A 40-year-old woman sustained an accidental mucus membrane exposure of rattlesnake venom to her face…”
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The spectrum of lymphoblastic, nodal and extranodal T-cell lymphomas: characteristic features and diagnostic dilemmas by Savage, Natasha M., MD, Johnson, Ryan C., MD, Natkunam, Yasodha, MD, PhD

“…Summary T-cell lymphomas represent a heterogeneous group of neoplasms that encompass considerable clinical, morphologic, and immunophenotypic variation. The…”
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Response to Drs. Chu, White, and Weinstein by Johnson, Ryan P., MD

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The Differential Diagnosis of Eosinophilia in Neoplastic Hematopathology by Johnson, Ryan C., MD, George, Tracy I., MD

“…Abstract Eosinophilia in the peripheral blood is classified as primary (clonal) hematologic neoplasms or secondary (nonclonal) disorders, associated with…”
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