Zobrazeno 1 - 10
of 197
pro vyhledávání: '"Linda J. Johnston"'
Autor:
Nazila Nazemof, Dalibor Breznan, Yasmine Dirieh, Erica Blais, Linda J. Johnston, Azam F. Tayabali, James Gomes, Premkumari Kumarathasan
Publikováno v:
Nanomaterials, Vol 14, Iss 19, p 1601 (2024)
Zinc oxide nanoparticles (NPs) are used in a wide range of consumer products and in biomedical applications, resulting in an increased production of these materials with potential for exposure, thus causing human health concerns. Although there are m
Externí odkaz:
https://doaj.org/article/84feaeb2902a402d96349df941744bb6
Autor:
Michael Bushell, Filip Kunc, Xiaomei Du, Andre Zborowski, Linda J. Johnston, David C. Kennedy
Publikováno v:
International Journal of Translational Medicine, Vol 2, Iss 4, Pp 522-536 (2022)
Cerium oxide nanoparticles are promising materials as novel nanoscale therapeutics and are commonly used materials in industrial processes. Most cytotoxicity studies on cerium oxide nanoparticles are made from in-lab prepared materials making compari
Externí odkaz:
https://doaj.org/article/ea486b5cfc9e4413a4e3584bc0b0b1a5
Publikováno v:
Nanomaterials, Vol 14, Iss 2, p 198 (2024)
Manganese oxide nanoparticles (MnOx NPs) are finding applications in several environmentally important areas such as farming and energy storage. MnOx NPs span a range of metal oxidation states that open up a wide range of applications in catalysis as
Externí odkaz:
https://doaj.org/article/2886d31fc1314f3c9ddcbf5deaa3dad6
Autor:
Filip Kunc, Michael Bushell, Xiaomei Du, Andre Zborowski, Linda J. Johnston, David C. Kennedy
Publikováno v:
Nanomaterials, Vol 12, Iss 11, p 1822 (2022)
Nickel oxide (NiO) nanoparticles from several manufacturers with different reported sizes and surface coatings were characterized prior to assessing their cellular toxicity. The physical characterization of these particles revealed that sizes often v
Externí odkaz:
https://doaj.org/article/df18a2081515472694efd67479891cca
Autor:
Sezen Yucel, Robert J. Moon, Linda J. Johnston, Douglas M. Fox, Byong Chon Park, E. Johan Foster, Surya R. Kalidindi
A semi-automatic image analysis program, SMART, was used to analyze transmission electron microscopy (TEM) images from four laboratories that participated in an interlaboratory comparison study by Meija et al. on CNC particle size measurement by TEM
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::56c38160413a260a22a193ca4f341237
https://nrc-publications.canada.ca/eng/view/object/?id=02a70967-888d-49ef-993b-24253a83f0e6
https://nrc-publications.canada.ca/eng/view/object/?id=02a70967-888d-49ef-993b-24253a83f0e6
Autor:
Jan Labuda, Jiří Barek, Zuzana Gajdosechova, Heidi Goenaga-Infante, Linda J. Johnston, Zoltan Mester, Sergei Shtykov
Publikováno v:
Pure and Applied Chemistry. 95:133-163
Analytical chemistry is crucial for understanding the complex behavior observed for engineered nanomaterials (ENMs). A variety of analytical chemistry techniques and methodological approaches are used for isolation/purification and determination of t
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::039bd3bf7a7d15122c8f64a8a166af45
https://doi.org/10.1515/pac-2021-1001
https://doi.org/10.1515/pac-2021-1001
Autor:
Michael Bushell, Suzanne Beauchemin, Filip Kunc, David Gardner, Jeffrey Ovens, Floyd Toll, David Kennedy, Kathy Nguyen, Djordje Vladisavljevic, Pat E. Rasmussen, Linda J. Johnston
Publikováno v:
Nanomaterials, Vol 10, Iss 9, p 1812 (2020)
Physical chemical characterization of nanomaterials is critical to assessing quality control during production, evaluating the impact of material properties on human health and the environment, and developing regulatory frameworks for their use. We h
Externí odkaz:
https://doaj.org/article/84bf4759b75946dea03de077cd08be85
Publikováno v:
Nanomaterials, Vol 10, Iss 4, p 678 (2020)
Surface functionalization is a key factor for determining the performance of nanomaterials in a range of applications and their fate when released to the environment. Nevertheless, it is still relatively rare that surface groups or coatings are quant
Externí odkaz:
https://doaj.org/article/520543a7741d42a4b3192e1243a67b33
Autor:
Ying Sun, Bastian Rühle, Nithiya Nirmalananthan-Budau, Linda J. Johnston, Ute Resch-Genger, Filip Kunc
Publikováno v:
Analytical Chemistry. 93:15271-15278
Risk assessment of nanomaterials requires not only standardized toxicity studies but also validated methods for nanomaterial surface characterization with known uncertainties. In this context, a first bilateral interlaboratory comparison on surface g
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::f3a88bdf9cfaafd3543ff5c297257fb3
https://doi.org/10.1021/acs.analchem.1c02162
https://doi.org/10.1021/acs.analchem.1c02162
Autor:
Wendy Bruce, Linda J. Johnston, Melanie Kah, Rai S. Kookana, Hemda Garelick, Vera Ritz, Jordan Dinglasan, Vladimir Gubala, Shareen H. Doak, Andrea Haase
Publikováno v:
Nature Nanotechnology. 16:955-964
Nanopesticides are not only in an advanced state of research and development but have started to appear on the market. Industry and regulatory agencies need a consolidated and comprehensive framework and guidance for human health risk assessments. In
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::c0ba4d9a9c78c409b1fa68babab0ff3a
https://doi.org/10.1038/s41565-021-00964-7
https://doi.org/10.1038/s41565-021-00964-7