Claudia Lopez

Research Assistant Professor

  • 3303 SW Bond Avenue, CH13B, Portland OR 97239

  • 606 Citations
  • 14 h-Index
19982019
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Research Output 1998 2019

  • 606 Citations
  • 14 h-Index
  • 27 Article
  • 1 Comment/debate
  • 1 Review article
1998
25 Citations (Scopus)

Osmotic strength blocks sporulation at stage II by impeding activation of early sigma factors in Bacillus subtilis

Ruzal, S. M., Lopez, C., Rivas, E. & Sánchez-Rivas, C., 1998, In : Current Microbiology. 36, 2, p. 75-79 5 p.

Research output: Contribution to journalArticle

Sigma Factor
Bacillus subtilis
Electrons
Gene Expression
Membranes
56 Citations (Scopus)

Variations of the envelope composition of Bacillus subtilis during growth in hyperosmotic medium

Lopez, C., Heras, H., Ruzal, S. M., Sánchez-Rivas, C. & Rivas, E. A., 1998, In : Current Microbiology. 36, 1, p. 55-61 7 p.

Research output: Contribution to journalArticle

Bacillus subtilis
Fatty Acids
Growth
Fosfomycin
Polymyxin B
2000
48 Citations (Scopus)

Biochemical and biophysical studies of Bacillus subtilis envelopes under hyperosmotic stress

Lopez, C., Heras, H., Garda, H., Ruzal, S., Sánchez-Rivas, C. & Rivas, E., Apr 10 2000, In : International Journal of Food Microbiology. 55, 1-3, p. 137-142 6 p.

Research output: Contribution to journalArticle

Bacillus subtilis
Fatty Acids
fatty acid composition
osmotolerance
Phosphatidylglycerols
2002
14 Citations (Scopus)
Fluorescence Polarization
Osmotic Pressure
Bacilli
Bacillus subtilis
Anisotropy
2004
50 Citations (Scopus)

Osmotic response in Lactobacillus casei ATCC 393: Biochemical and biophysical characteristics of membrane

Machado, M. C., Lopez, C., Heras, H. & Rivas, E. A., Feb 1 2004, In : Archives of Biochemistry and Biophysics. 422, 1, p. 61-70 10 p.

Research output: Contribution to journalArticle

Lactobacillus casei
Fatty Acids
Membranes
Lipids
Saturated fatty acids
2005
39 Citations (Scopus)
Siderophores
Vibrio
Plasmids
Chromosomes
Essential Genes
2006
38 Citations (Scopus)

Genetic and transcriptional analysis of the siderophore malleobactin biosynthesis and transport genes in the human pathogen Burkholderia pseudomallei K96243

Alice, A. F., Lopez, C., Lowe, C. A., Ledesma, M. A. & Crosa, J. H., Feb 2006, In : Journal of Bacteriology. 188, 4, p. 1551-1566 16 p.

Research output: Contribution to journalArticle

Burkholderia pseudomallei
Siderophores
Iron
Open Reading Frames
Genes
73 Citations (Scopus)

Role of anionic phospholipids in the adaptation of Bacillus subtilis to high salinity

Lopez, C., Alice, A. F., Heras, H., Rivas, E. A. & Sánchez-Rivas, C., Mar 2006, In : Microbiology. 152, 3, p. 605-616 12 p.

Research output: Contribution to journalArticle

Cardiolipins
Salinity
Bacillus subtilis
Phospholipids
Phosphatidylglycerols
2007
19 Citations (Scopus)

Characterization of ferric-anguibactin transport in Vibrio anguillarum

Lopez, C. & Crosa, J. H., Jun 2007, In : BioMetals. 20, 3-4, p. 393-403 11 p.

Research output: Contribution to journalArticle

Vibrio anguillarum
Vibrio
Fish
Siderophores
plasmids
13 Citations (Scopus)

Identification of amino acid residues required for ferric-anguibactin transport in the outer-membrane receptor FatA of Vibrio anguillarum

Lopez, C., Alice, A. F., Chakraborty, R. & Crosa, J. H., Feb 2007, In : Microbiology. 153, 2, p. 570-584 15 p.

Research output: Contribution to journalArticle

Vibrio
Amino Acids
Membranes
Plasmids
Glycine
2008
33 Citations (Scopus)
Siderophores
siderophore
Vibrio anguillarum
Vibrio
siderophores
2009
37 Citations (Scopus)

Characterization of the In Vitro HIV-1 Capsid Assembly Pathway

Barklis, E., Alfadhli, A., McQuaw, C., Yalamuri, S., Still, A., Barklis, R. L., Kukull, B. & Lopez, C., Mar 27 2009, In : Journal of Molecular Biology. 387, 2, p. 376-389 14 p.

Research output: Contribution to journalArticle

Capsid
HIV-1
Capsid Proteins
Antiviral Agents
Virus Uncoating
9 Citations (Scopus)

Molecular characterization of the TonB2 protein from the fish pathogen Vibrio anguillarum

Lopez, C., Peacock, R. S., Crosa, J. H. & Vogel, H. J., Feb 15 2009, In : Biochemical Journal. 418, 1, p. 49-59 11 p.

Research output: Contribution to journalArticle

Fish Proteins
Vibrio
Pathogens
Escherichia coli
Amino Acids
2010
10 Citations (Scopus)
Vibrio anguillarum
Vibrio
siderophores
transport proteins
Protein C
2011
14 Citations (Scopus)

Determinants of the HIV-1 core assembly pathway

Lopez, C., Eccles, J. D., Still, A., Sloan, R. E., Barklis, R. L., Tsagli, S. M. & Barklis, E., Aug 15 2011, In : Virology. 417, 1, p. 137-146 10 p.

Research output: Contribution to journalArticle

Capsid
HIV-1
Cyclophilins
Capsid Proteins
Proteins
27 Citations (Scopus)

Second-site compensatory mutations of HIV-1 capsid mutations

Noviello, C. M., Lopez, C., Kukull, B., McNett, H., Still, A., Eccles, J., Sloan, R. & Barklis, E., May 2011, In : Journal of Virology. 85, 10, p. 4730-4738 9 p.

Research output: Contribution to journalArticle

capsid
Capsid
Human immunodeficiency virus 1
HIV-1
mutation
2013
14 Citations (Scopus)

Analysis of small molecule ligands targeting the HIV-1 matrix protein-RNA binding site

Alfadhli, A., McNett, H., Eccles, J., Tsagli, S., Noviello, C., Sloan, R., Lopez, C., Peyton, D. H. & Barklis, E., Jan 4 2013, In : Journal of Biological Chemistry. 288, 1, p. 666-676 11 p.

Research output: Contribution to journalArticle

RNA
HIV-1
Binding Sites
Ligands
Proteins
7 Citations (Scopus)

Second site reversion of a mutation near the amino terminus of the HIV-1 capsid protein

Lopez, C., Tsagli, S. M., Sloan, R., Eccles, J. & Barklis, E., Dec 2013, In : Virology. 447, 1-2, p. 95-103 9 p.

Research output: Contribution to journalArticle

Isoleucine
Capsid Proteins
Morphogenesis
Tyrosine
HIV-1
2014
3 Citations (Scopus)

3D imaging of the early embryonic chicken heart with focused ion beam scanning electron microscopy

Rennie, M. Y., Gahan, C. G., Lopez, C., Thornburg, K. & Rugonyi, S., 2014, In : Microscopy and Microanalysis. 20, 4, p. 1111-1119 9 p.

Research output: Contribution to journalArticle

chickens
Focused ion beams
ion beams
Imaging techniques
Scanning electron microscopy
5 Citations (Scopus)

RRE-dependent HIV-1 Env RNA effects on Gag protein expression, assembly and release

Lopez, C., Sloan, R., Cylinder, I., Kozak, S. L., Kabat, D. & Barklis, E., 2014, In : Virology. 462-463, 1, p. 126-134 9 p.

Research output: Contribution to journalArticle

env Genes
gag Gene Products
HIV-1
RNA
Messenger RNA
2017
6 Citations (Scopus)

A fully integrated, three-dimensional fluorescence to electron microscopy correlative workflow

Lopez, C., Bouchet-Marquis, C., Arthur, C. P., McQuiston, J., Heiss, G., Thibault, G., Pullan, L., Kwon, S. & Gray, J., 2017, (Accepted/In press) In : Methods in Cell Biology.

Research output: Contribution to journalArticle

Workflow
Electron Microscopy
Fluorescence
Light
Cellular Structures
7 Citations (Scopus)

Best practices for managing large CryoEM facilities

Alewijnse, B., Ashton, A. W., Chambers, M. G., Chen, S., Cheng, A., Ebrahim, M., Eng, E. T., Hagen, W. J. H., Koster, A. J., Lopez, C., Lukoyanova, N., Ortega, J., Renault, L., Reyntjens, S., Rice, W. J., Scapin, G., Schrijver, R., Siebert, A., Stagg, S. M., Grum-Tokars, V. & 6 others, Wright, E. R., Wu, S., Yu, Z., Zhou, Z. H., Carragher, B. & Potter, C. S., Sep 1 2017, In : Journal of Structural Biology. 199, 3, p. 225-236 12 p.

Research output: Contribution to journalReview article

Practice Guidelines
Education
Workflow
Microscopy
22 Citations (Scopus)

Deep nuclear invaginations are linked to cytoskeletal filaments - integrated bioimaging of epithelial cells in 3D culture

Jorgens, D., Inman, J. L., Wojcik, M., Robertson, C., Palsdottir, H., Tsai, W. T., Huang, H., Bruni-Cardoso, A., Lopez, C., Bissell, M. J., Xu, K. & Auer, M., 2017, In : Journal of Cell Science. 130, 1, p. 177-189 13 p.

Research output: Contribution to journalArticle

Cytoskeleton
Hemidesmosomes
Desmosomes
Epithelial Cells
Intermediate Filaments
14 Citations (Scopus)
Hemodynamics
Endocardium
Confocal Microscopy
Electron Scanning Microscopy
Proteomics
4 Citations (Scopus)
Myofibrils
Myocardium
Hemodynamics
Proteomics
Renin-Angiotensin System
9 Citations (Scopus)

Quantitating morphological changes in biological samples during scanning electron microscopy sample preparation with correlative super-resolution microscopy

Zhang, Y., Huang, T., Jorgens, D., Nickerson, A., Lin, L. J., Pelz, J., Gray, J., Lopez, C. & Nan, X., May 1 2017, In : PLoS One. 12, 5, e0176839.

Research output: Contribution to journalArticle

Electron Scanning Microscopy
Electron microscopy
Microscopy
microscopy
Drying
2018
6 Citations (Scopus)

VIPER is a genetically encoded peptide tag for fluorescence and electron microscopy

Doh, J. K., White, J. D., Zane, H. K., Chang, Y. H., Lopez, C., Enns, C. & Beatty, K., Dec 18 2018, In : Proceedings of the National Academy of Sciences of the United States of America. 115, 51, p. 12961-12966 6 p.

Research output: Contribution to journalArticle

Fluorescence Microscopy
Electron Microscopy
Peptides
Proteins
Technology
2019

Erratum: Correction: FGF2-FGFR1 signaling regulates release of leukemia-protective exosomes from bone marrow stromal cells (eLife (2019) 8 PII: e47174)

Javidi-Sharifi, N., Martinez, J., English, I., Joshi, S. K., Scopim-Ribeiro, R., Viola, S. K., Edwards, D. K., Agarwal, A., Lopez, C., Jorgens, D., Tyner, J., Druker, B. & Traer, E., Mar 29 2019, In : eLife. 8

Research output: Contribution to journalComment/debate

Open Access
Exosomes
Fibroblast Growth Factor 2
Mesenchymal Stromal Cells
Medicine
Bone
4 Citations (Scopus)

FGF2-FGFR1 signaling regulates release of Leukemia-Protective exosomes from bone marrow stromal cells

Javidi-Sharifi, N., Martinez, J., English, I., Joshi, S. K., Scopim-Ribiero, R., Edwards, D. K., Agarwal, A., Lopez, C., Jorgens, D., Tyner, J., Druker, B. & Traer, E., Feb 5 2019, In : eLife. 8

Research output: Contribution to journalArticle

Open Access
Exosomes
Fibroblast Growth Factor 2
Mesenchymal Stromal Cells
Protein-Tyrosine Kinases
Bone