Dr. William Johnson
Add to your Care-Team
Dr. William Johnson
Dr. William Johnson
I specialize in
My answers and insights have
Helped 20 people
Here are kind words from others
This Thanksgiving, I wanted to share my appreciation for all that you do! Thank you, doctor! :)
I was educated and trained at
Medical / Graduate School
University of South Carolina, Columbia
MD - Doctor of Medicine
Dust-mediated loading of trace and major elements to Wasatch Mountain snowpack.
Sci. Total Environ., Aug;432:65-77 (2012)
Nanospecific inhibition of pyoverdine siderophore production in Pseudomonas chlororaphis O6 by CuO nanoparticles.
Chem. Res. Toxicol., May;25(5):1066-74 (2012)
Surface heterogeneity on hemispheres-in-cell model yields all experimentally-observed non-straining colloid retention mechanisms in porous media in the presence of energy barriers.
Langmuir., Dec;27(24):14982-94 (2011)
Applicability of colloid filtration theory in size-distributed, reduced porosity, granular media in the absence of energy barriers.
Environ. Sci. Technol., Dec;45(24):10401-7 (2011)
Solubility and chemistry of materials encountered by beryllium mine and ore extraction workers: relation to risk.
J. Occup. Environ. Med., Oct;53(10):1187-93 (2011)
Gravitational settling effects on unit cell predictions of colloidal retention in porous media in the absence of energy barriers.
Environ. Sci. Technol., Oct;45(19):8306-12 (2011)
Straining credibility: a general comment regarding common arguments used to infer straining as the mechanism of colloid retention in porous media.
Environ. Sci. Technol., May;45(9):3831-2 (2011)
Interaction of silver nanoparticles with an environmentally beneficial bacterium, Pseudomonas chlororaphis.
J. Hazard. Mater., Apr;188(1-3):428-35 (2011)
Dissolution and nanoparticle generation behavior of Be-associated materials in synthetic lung fluid using inductively coupled plasma mass spectroscopy and flow field-flow fractionation.
J Chromatogr A., Jul;1218(27):4149-59 (2011)
Direct observations of colloid retention in granular media in the presence of energy barriers, and implications for inferred mechanisms from indirect observations.
Water Res., Feb;44(4):1158-69 (2010)
Hemispheres-in-cell geometry to predict colloid deposition in porous media.
Environ. Sci. Technol., Nov;43(22):8573-9 (2009)
Colloid retention in porous media of various porosities: predictions by the hemispheres-in-cell model.
Langmuir., Feb;26(3):1680-7 (2010)
Selenium and trace element mobility affected by periodic displacement of stratification in the Great Salt Lake, Utah.
Sci. Total Environ., Sep;407(19):5263-73 (2009)
Antimicrobial activities of commercial nanoparticles against an environmental soil microbe, Pseudomonas putida KT2440.
J Biol Eng., 3:9 (2009)
Volatile selenium flux from the Great Salt Lake, Utah.
Environ. Sci. Technol., Jan;43(1):53-9 (2009)
Selenium mass balance in the Great Salt Lake, Utah.
Sci. Total Environ., Mar;407(7):2333-41 (2009)
Funneling of flow into grain-to-grain contacts drives colloid-colloid aggregation in the presence of an energy barrier.
Environ. Sci. Technol., Apr;42(8):2826-32 (2008)
Colloid population heterogeneity drives hyperexponential deviation from classic filtration theory.
Environ. Sci. Technol., Jan;41(2):493-9 (2007)
Observed and simulated fluid drag effects on colloid deposition in the presence of an energy barrier in an impinging jet system.
Environ. Sci. Technol., Aug;40(16):5015-21 (2006)
Role of grain-to-grain contacts on profiles of retained colloids in porous media in the presence of an energy barrier to deposition.
Environ. Sci. Technol., Jun;40(12):3769-74 (2006)
Pore-scale observation of microsphere deposition at grain-to-grain contacts over assemblage-scale porous media domains using X-ray microtomography.
Environ. Sci. Technol., Jun;40(12):3762-8 (2006)
Change of collision efficiency with distance in bacterial transport experiments.
Ground Water., 44(3):415-29 (2006 May-Jun)
Comment on Pang et al. (2005) Filtration and transport of Bacillus subtilis spores and the F-RNA phage MS2 in a coarse alluvial gravel aquifer: implications in the estimation of setback distances.
J. Contam. Hydrol., Jun;86(1-2):160-1; discussion 162 (2006)
Isoelectric point of fluorite by direct force measurements using atomic force microscopy.
Langmuir., Feb;22(4):1403-5 (2006)
Role of hydrodynamic drag on microsphere deposition and re-entrainment in porous media under unfavorable conditions.
Environ. Sci. Technol., Jun;39(11):4012-20 (2005)
Spatial variation in deposition rate coefficients of an adhesion-deficient bacterial strain in quartz sand.
Environ. Sci. Technol., May;39(10):3679-87 (2005)
Detachment-influenced transport of an adhesion-deficient bacterial strain within water-reactive porous media.
Environ. Sci. Technol., Apr;39(8):2500-8 (2005)
Avian cholera in waterfowl: the role of lesser snow and ross's geese as disease carriers in the Playa Lakes Region.
J. Wildl. Dis., Jan;41(1):48-57 (2005)
Nonmonotonic variations in deposition rate coefficients of microspheres in porous media under unfavorable deposition conditions.
Environ. Sci. Technol., Mar;39(6):1658-65 (2005)
Apparent decreases in colloid deposition rate coefficients with distance of transport under unfavorable deposition conditions: a general phenomenon.
Environ. Sci. Technol., Nov;38(21):5616-25 (2004)
Application of a vital fluorescent staining method for simultaneous, near-real-time concentration monitoring of two bacterial strains in an Atlantic coastal plain aquifer in Oyster, Virginia.
Appl. Environ. Microbiol., Mar;70(3):1680-7 (2004)
Tracking of injected and resident (previously injected) bacterial cells in groundwater using ferrographic capture.
J. Microbiol. Methods., Aug;54(2):153-64 (2003)
Comparison of methods to detect Pasteurella multocida in carrier waterfowl.
J. Wildl. Dis., Jan;39(1):125-35 (2003)
Specific UV absorbance of Aldrich humic acid: changes during transport in aquifer sediment.
Environ. Sci. Technol., Feb;36(4):608-16 (2002)
Evaluation of the Pediatric Trauma Triage Checklist as a prehospital pediatric trauma triage tool for the state of Florida.
Prehosp Disaster Med., 11(1):20-5; discussion 25-6 (1996 Jan-Mar)
After Hurricane Andrew. An EMS perspective.
Prehosp Disaster Med., 8(2):169-71 (1993 Apr-Jun)
Medical preparedness of seafarers: new problems, new approaches, no solutions.
J Occup Med., Jan;28(1):53-4 (1986)
Letter: Disenchanted navy physician.
N. Engl. J. Med., Sep;295(10):568 (1976)
Anhidrotic ectodermal dysplasia; a surgical problem.
JAMA., Feb;195(6):494-5 (1966)
Dr. William Johnson M