Results 31 to 40 of about 49,169 (260)

Characterization of Developing Cotton Fibers by Confocal Raman Microscopy

open access: yesFibers, 2014
Cellulose deposition in developing cotton fibers has been studied previously with analytical techniques, such as Fourier transform infrared spectroscopy (FTIR), High-performance liquid chromatography (HPLC) and Thermogravimetric analysis (TGA).
Luis Cabrales   +2 more
doaj   +1 more source

Confocal Raman data analysis enables identifying apoptosis of MCF-7 cells caused by anticancer drug paclitaxel [PDF]

open access: yes, 2013
Confocal Raman microscopy is a noninvasive, label-free imaging technique used to study apoptosis of live MCF-7 cells. The images are based on Raman spectra of cells components, and their apoptosis is monitored through diffusion of cytochrome c in ...
Attila-Gergely Vegh   +7 more
core   +2 more sources

Combined In Vivo Confocal Raman Spectroscopy and Confocal Microscopy of Human Skin [PDF]

open access: yesBiophysical Journal, 2003
In vivo confocal Raman spectroscopy is a noninvasive optical method to obtain detailed information about the molecular composition of the skin with high spatial resolution. In vivo confocal scanning laser microscopy is an imaging modality that provides optical sections of the skin without physically dissecting the tissue.
Caspers, Peter   +2 more
openaire   +3 more sources

Subsurface Raman Imaging with Nanoscale Resolution [PDF]

open access: yes, 2006
We report on chemically specific, subsurface imaging with high spatial resolution. Using tip-enhanced Raman spectroscopy, we probe carbon nanotubes buried beneath a host dielectric media. We demonstrate our ability to map and resolve specific vibrational
Anderson, Neil   +3 more
core   +2 more sources

Label-Free Live-Cell Imaging with Confocal Raman Microscopy [PDF]

open access: yesBiophysical Journal, 2012
Confocal Raman spectroscopy is a noninvasive alternative to established cell imaging methods because it does not require chemical fixation, the use of fluorescent markers, or genetic engineering. In particular, single live-cell, high-resolution imaging by confocal Raman microscopy is desirable because it allows further experiments concerning the ...
Klein, K.   +8 more
openaire   +3 more sources

Confocal Raman microscopy in life sciences

open access: yesMorphologie, 2019
Microscopy techniques are widely used in life sciences to study cells and tissues. Fluorescence microscopy, for example, is a very common method in many laboratories. While reliable and strong fluorescence signals are a clear advantage of this method, the labelling procedure with fluorescent dyes, the availability of required antibodies or the ...
S, Gomes da Costa   +4 more
openaire   +2 more sources

Metal free graphene oxide (GO) nanosheets and pristine-single wall carbon nanotubes (p-SWCNTs) biocompatibility investigation: a comparative study in different human cell lines [PDF]

open access: yes, 2018
The in vitro biocompatibility of Graphene Oxide (GO) nanosheets, which were obtained by the electrochemical exfoliation of graphite electrodes in an electrolytic bath containing salts, was compared with the pristine Single Wall Carbon Nanotubes (p-SWCNTs)
Calcaterra, Andrea   +7 more
core   +1 more source

Widespread abiotic methane in chromitites [PDF]

open access: yes, 2018
Recurring discoveries of abiotic methane in gas seeps and springs in ophiolites and peridotite massifs worldwide raised the question of where, in which rocks, methane was generated.
Etiope, G.   +8 more
core   +1 more source

Annular pupil confocal Brillouin–Raman microscopy for high spectral resolution multi-information mapping

open access: yesNanophotonics, 2023
Brillouin–Raman combined confocal spectroscopy is a novel and powerful technique for providing non-contact and direct readout of the micro-regional chemical and mechanical properties of a material, and thus used in a broad range of applications ...
Su Yunhao   +3 more
doaj   +1 more source

Confocal Raman microscopy of frozen bread dough [PDF]

open access: yesJournal of Cereal Science, 2014
The use of freezing technology is well established in industrial and craft bakeries and is still gaining importance. In order to optimize recipes and processes of frozen baked goods, it is essential to be able to investigate the products' microstructure.
Huen, Julien   +5 more
openaire   +2 more sources

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