Image processing algorithms for digital mammography: a pictorial essay

…, MJ Yaffe, SR Aylward, ADA Maidment, RE Johnston… - Radiographics, 2000 - pubs.rsna.org
Digital mammography systems allow manipulation of fine differences in image contrast by
means of image processing algorithms. Different display algorithms have advantages and …

Diffraction enhanced x-ray imaging

D Chapman, W Thomlinson, RE Johnston… - Physics in Medicine …, 1997 - iopscience.iop.org
Diffraction enhanced imaging is a new x-ray radiographic imaging modality using monochromatic
x-rays from a synchrotron which produces images of thick absorbing objects that are …

Social and emotional messages of smiling: an ethological approach.

RE Kraut, RE Johnston - Journal of personality and social …, 1979 - psycnet.apa.org
… Lanes in Ithaca, New York, was both generous and patient about our research efforts. …
Researchers in this ethological tradition have not been concerned with the emotions or feelings …

Contrast limited adaptive histogram equalization image processing to improve the detection of simulated spiculations in dense mammograms

…, BM Hemminger, M DeLuca, RE Johnston… - Journal of Digital …, 1998 - Springer
The purpose of this project was to determine whether Contrast Limited Adaptive Histogram
Equalization (CLAHE) improves detection of simulated spiculations in dense mammograms. …

Replicon-helper systems from attenuated venezuelan equine encephalitis virus: Expression of heterologous genesin vitroand immunization against heterologous …

…, M Parker, GV Ludwig, NL Davis, RE Johnston… - Virology, 1997 - Elsevier
… N was determined by measuring antibody responses to the HA or … 107 IU of HA-VRP induced
dose-dependent, serum antibody re… Thus, in this experiment, the minimum dose required to …

Adaptation of Sindbis virus to BHK cells selects for use of heparan sulfate as an attachment receptor

WB Klimstra, KD Ryman, RE Johnston - Journal of virology, 1998 - Am Soc Microbiol
Attachment of Sindbis virus to the cell surface glycosaminoglycan heparan sulfate (HS) and
the selection of this phenotype by cell culture adaptation were investigated. Virus (TR339) …

Sex, age, race and intervention type in clinical studies of HIV cure: a systematic review

RE Johnston, MM Heitzeg - AIDS research and human retroviruses, 2015 - liebertpub.com
This systematic review was undertaken to determine the extent to which adult subjects
representing sex (female), race (nonwhite), and age (>50 years) categories are included in …

Severe acute respiratory syndrome coronavirus papain-like protease ubiquitin-like domain and catalytic domain regulate antagonism of IRF3 and NF-κB signaling

M Frieman, K Ratia, RE Johnston, AD Mesecar… - Journal of …, 2009 - Am Soc Microbiol
The outcome of a viral infection is regulated in part by the complex coordination of viral and
host interactions that compete for the control and optimization of virus replication. Severe …

Effects of PKR/RNase L-dependent and alternative antiviral pathways on alphavirus replication and pathogenesis

KD Ryman, LJ White, RE Johnston, WB Klimstra - Viral immunology, 2002 - liebertpub.com
RE Johnston, personal communication), similar to previously described XS52 and XS106
immature DC cell lines (79,80). Primary BMDC derived from TD, IFNAR12/2, and 129 Sv/Ev …

[BOOK][B] The power of strategy innovation: a new way of linking creativity and strategic planning to discover great business opportunities

RE Johnston, JD Bate - 2013 - books.google.com
… enough, and suffered economic consequences that led to their recent Chapter 11 filing.
Hewlett-Packard, an aggressive innovative force under CEO Lew Platt in the 1990s, lost its …