Journal: PLoS ONE

Article Title: Lysozyme Photochemistry as a Function of Temperature. The Protective Effect of Nanoparticles on Lysozyme Photostability

doi: 10.1371/journal.pone.0144454

Figure Lengend Snippet: All samples were analyzed at 20°C and excitation slit size fixed at 2.0 mm (4.4 μW). At the upper corner, LYZ-conjugated HAOA GNPs excited for 2 hours is compared to HAOA GNPs and plain GNPs.

Article Snippet: We conclude that HAOA gold nanoparticles may efficiently protect lysozyme from the photochemical effects of UVB light and this nanocarrier could be potentially applied to other proteins with clinical relevance.

Techniques:

Journal: PLoS ONE

Article Title: Lysozyme Photochemistry as a Function of Temperature. The Protective Effect of Nanoparticles on Lysozyme Photostability

doi: 10.1371/journal.pone.0144454

Figure Lengend Snippet: A) Representative illustration of LYZ-conjugated HAOA coated gold nanoparticles; B) TEM image of HAOA coated gold nanoparticles (non-conjugated) at scale bar: 100 nm; and C) Intensity analysis of the HAOA gold nanoparticles TEM image.

Article Snippet: We conclude that HAOA gold nanoparticles may efficiently protect lysozyme from the photochemical effects of UVB light and this nanocarrier could be potentially applied to other proteins with clinical relevance.

Techniques:

Journal: PLoS ONE

Article Title: Lysozyme Photochemistry as a Function of Temperature. The Protective Effect of Nanoparticles on Lysozyme Photostability

doi: 10.1371/journal.pone.0144454

Figure Lengend Snippet: A) Fluorescence emission spectra for NFK + Kyn, before and after excitation of free LYZ and LYZ-conjugated HAOA gold nanoparticles (GNPs), at a fixed wavelength of 320 nm. Experiments were conducted at 20°C and excitation slit size fixed at 2.0 mm (4.4 μW); B) Fluorescence emission spectra for Kyn + NFK, before and after excitation of free LYZ and LYZ-conjugated HAOA gold nanoparticles (GNPs), at a fixed wavelength of 360 nm. Experiments were conducted at 20°C and excitation slit size fixed at 2.0 mm (4.4 μW).

Article Snippet: We conclude that HAOA gold nanoparticles may efficiently protect lysozyme from the photochemical effects of UVB light and this nanocarrier could be potentially applied to other proteins with clinical relevance.

Techniques: Fluorescence

Journal: PLoS ONE

Article Title: Lysozyme Photochemistry as a Function of Temperature. The Protective Effect of Nanoparticles on Lysozyme Photostability

doi: 10.1371/journal.pone.0144454

Figure Lengend Snippet: Double exponential fit using model F(t) = yo+C 1 *exp(-k 1 *x)+C 2 *exp(-k 2 *x) for plain non-coated gold nanoparticles (GNPs), HAOA coated GNPs, free LYZ and LYZ-conjugated GNPs (see Fig 13 ).

Article Snippet: We conclude that HAOA gold nanoparticles may efficiently protect lysozyme from the photochemical effects of UVB light and this nanocarrier could be potentially applied to other proteins with clinical relevance.

Techniques: Control

Journal: PLoS ONE

Article Title: Lysozyme Photochemistry as a Function of Temperature. The Protective Effect of Nanoparticles on Lysozyme Photostability

doi: 10.1371/journal.pone.0144454

Figure Lengend Snippet: Recovered fluorescence lifetimes (τ i ), pre-exponential factors (α i ), intensity fraction (f i ) and average lifetime ( <τ> ) for free LYZ and LYZ-conjugated HAOA gold nanoparticles (GNPs), at pH 7.4 obtained by a nonlinear fit using the PTI software. Excitation has been carried out using a 280 nm and 295 nm diodes.

Article Snippet: We conclude that HAOA gold nanoparticles may efficiently protect lysozyme from the photochemical effects of UVB light and this nanocarrier could be potentially applied to other proteins with clinical relevance.

Techniques: Fluorescence, Software

Journal: Chromosome Research

Article Title: X-ray Ptychography Imaging of Human Chromosomes After Low-dose Irradiation

doi: 10.1007/s10577-021-09660-7

Figure Lengend Snippet: Test sample images used for calibration of the X-ray ptychography a reconstructed image of a ‘Siemens star’ standard for measurement of spatial resolution. Field of view (FoV): 64×64 μm 2 , X-ray exposure time: 0.01 s, scale bar = 6 μm. b Amplitude of the X-ray beam illumination function (‘probe’) which is the modulus of the complex wave function, scale bar = 6 μm. c Reconstructed phase image of 150-nm gold nanoparticles for characterisation of the effectiveness of the phase contrast capability of ptychography. FoV 32×32 μm 2 and exposure time was 0.1 s per frame

Article Snippet: As a further calibration, 150-nm gold nanoparticles were also scanned and reconstructed in Fig. c. Fig. 3 Test sample images used for calibration of the X-ray ptychography a reconstructed image of a ‘Siemens star’ standard for measurement of spatial resolution.

Techniques:

Journal: Ibrain

Article Title: Gold and silver nanoparticles in Alzheimer's and Parkinson's diagnostics and treatments

doi: 10.1002/ibra.12126

Figure Lengend Snippet: Schematic representation of AuNPs functionalized with RB and their interaction with Aβ. The emission was relative only to the NPs that selectively bind amyloids. ⁹³ Aβ, amyloid‐beta; AuNp, Gold nanoparticles; NP, nanoparticles; RB, Rose Bengal. [Color figure can be viewed at wileyonlinelibrary.com ]

Article Snippet: Scarpa E , Cascione M , Griego A , Pellegrino P , Moschetti G , De Matteis V . Gold and silver nanoparticles in Alzheimer's and Parkinson's diagnostics and treatments . ibrain .

Techniques:

Journal: Ibrain

Article Title: Gold and silver nanoparticles in Alzheimer's and Parkinson's diagnostics and treatments

doi: 10.1002/ibra.12126

Figure Lengend Snippet: (A, C) AgNPs at a concentration of 50 µg/mL were used to incubate N9 microglia cells. In addition, also AgNO 3 was used at a concentration of 3.5 µg/mL up to 24 h. Cystathionine β‐synthase (CBS) expression was quantified by Western blots after cell lysis. (B, D) The quantification of Western Blots analysis was assessed by enzyme optical density. ¹⁰⁴ AgNP, silver nanoparticle; CSE, cystathionine‐γ‐lyase.

Article Snippet: Scarpa E , Cascione M , Griego A , Pellegrino P , Moschetti G , De Matteis V . Gold and silver nanoparticles in Alzheimer's and Parkinson's diagnostics and treatments . ibrain .

Techniques: Concentration Assay, Expressing, Western Blot, Lysis

Journal: Frontiers in Pharmacology

Article Title: Bibliometric analysis on exploitation of biogenic gold and silver nanoparticles in breast, ovarian and cervical cancer therapy

doi: 10.3389/fphar.2022.1035769

Figure Lengend Snippet: General green synthesis of nanoparticles by using plant extracts and metal salt solutions.

Article Snippet: Austin L.A., MacKey M.A., Dreaden E.C., El-Sayed M.A , The optical, photothermal, and facile surface chemical properties of gold and silver nanoparticles in biodiagnostics, therapy, and drug delivery , 2014 , Archives of Toxicology , .

Techniques:

Journal: Frontiers in Pharmacology

Article Title: Bibliometric analysis on exploitation of biogenic gold and silver nanoparticles in breast, ovarian and cervical cancer therapy

doi: 10.3389/fphar.2022.1035769

Figure Lengend Snippet: Mechanism of action of nanoparticles on cancer cell.

Article Snippet: Austin L.A., MacKey M.A., Dreaden E.C., El-Sayed M.A , The optical, photothermal, and facile surface chemical properties of gold and silver nanoparticles in biodiagnostics, therapy, and drug delivery , 2014 , Archives of Toxicology , .

Techniques:

Journal: Frontiers in Pharmacology

Article Title: Bibliometric analysis on exploitation of biogenic gold and silver nanoparticles in breast, ovarian and cervical cancer therapy

doi: 10.3389/fphar.2022.1035769

Figure Lengend Snippet: Author details in cancer therapy with nanoparticles.

Article Snippet: Austin L.A., MacKey M.A., Dreaden E.C., El-Sayed M.A , The optical, photothermal, and facile surface chemical properties of gold and silver nanoparticles in biodiagnostics, therapy, and drug delivery , 2014 , Archives of Toxicology , .

Techniques:

Journal: Frontiers in Pharmacology

Article Title: Bibliometric analysis on exploitation of biogenic gold and silver nanoparticles in breast, ovarian and cervical cancer therapy

doi: 10.3389/fphar.2022.1035769

Figure Lengend Snippet: Interconnection between organizations for cancer therapy through use of nanoparticles.

Article Snippet: Austin L.A., MacKey M.A., Dreaden E.C., El-Sayed M.A , The optical, photothermal, and facile surface chemical properties of gold and silver nanoparticles in biodiagnostics, therapy, and drug delivery , 2014 , Archives of Toxicology , .

Techniques: