Application of Phase- Contrast Microscope for Detection of Prototheca spp. Microalgae in Tissue Section-First record.doi:10.21608/EJVS.2019.18799.1116Youssef fawzy AhmedNIDOC-ASRT
The advantages of the phase contrast microscope include:The capacity to observe living cells and, as such, the ability to examine cells in a natural state Observing a living organism in its natural state and/or environment can provide far more information than specimens that need to be killed,...
A new type of microscope (DDM) has been applied tosubmicron process development at the Fairchild ResearchCenter. This high resolution video microscope producesan image which is the superposition of a dielectricdiscontinuity (phase contrast) and an absorptiveoptical image. With this instrument a Sparrow...
excitation and emission wavelengths. Next, the fluorescence response of NIR-ASM to NQO1 at varying concentrations (0–2.5 μg/mL) was studied. As shown in Fig.2f, the fluorescence intensity increased gradually with increasing the NQO1 concentration and reached a plateau at 2.5 μg/mL of N...
Following the completion of cell adhesion and establishment of the chemical gradients, breast cancer cell invasion was monitored and photographed using a digital camera (Canon EOS 1300D) mounted on a phase contrast inverted microscope (Leica DM IL LED). The invasion of the cells at each selected...
An electron microscope enhanced with thin-film phase plates has practical advantages. It permits collecting high-contrast images of intact biological specimens without harsh and lengthy sample preparation, such as fixation, dehydration, resin-embedding, staining and thin-sectioning. This report reviews ...
Advances in microscopy technique have driven the field of biology forward—from the invention of the microscope to the development of phase contrast (Zernike, 1958), differential interference contrast (Allen et al., 1969), epifluorescence (Ploem, 1967), laser scanning confocal (Minsky, 1957), ...
Previous work has shown that contrast arises between p-, n- and i-doped material when observed in the secondary electron (SE) mode of a scanning electron microscope (SEM). This allows the direct 2-D mapping of the dopant distribution in a semiconductor structure. The results presented here ...
Once on board the ISS, the PHABs were placed inside of BioServe’s SABL unit, which provides 37 °C temperature control and 5% CO2. The experiment also utilized BioServe’s standard inverted phase contrast microscope for imaging of the cells once on board ISS. It also required samples ...
microscope (SEM) by Tescan instrument and Transmission Electron Microscopy (TEM) using CM120 (Netherlands). The quantitative evaluation of perovskite's composition was performed using Energy dispersive spectroscopy (EDS). The BET surface area and the textural properties of the perovskite were determined...