Rhodamine
These dyes exhibit bright, photostable fluorescence and are often employed as tracers, labels, and probes in various applications such as flow cytometry, microscopy, and protein detection.
Rhodamine dyes can be conjugated to biomolecules like antibodies, nucleic acids, and proteins, enabling visualization and tracking of cellular processes.
Their versatility and favorable optical properties make them indispensable tools for researchers in the life sciences.
Most cited protocols related to «Rhodamine»
Free intracellular radicals were detected with dihydrorhodamine 123, dichlorodihydrofluorescein diacetate (dichlorofluorescin diacetate), or dihydroethidium (hydroethidine;
Free spin trap reagents N-tert-butyl-α−phenylnitrone (PBN;
To determine frequencies of morphological phenotypes (TUNEL, Annexin V, DAPI, dihydrorhodamine 123), at least 300 cells of three independent experiments were evaluated.
Most recents protocols related to «Rhodamine»
Example 121
Rhodamine formamidine 175. 5-Aminorhodamine 174 (0.100 g, 0.249 mmol), (chloromethylene)dimethylimminium chloride (0.304 g, 2.49 mmol), and DIEA (0.50 mL, 2.87 mmol) were stirred in 4 mL of DMF for 16 h. The reaction mixture was evaporated and the crude product was purified on a silica gel column (1.5×25 cm bed, patched in MeCN/H2O/AcOH (8:2:2.5)), eluant: MeCN/H2O/AcOH (8:2:2.5) to give amidine 175 (0.050 g, 44%) as a red solid.
Example 116
X-Phodamine PH-sensor 162. Aldehyde 159 (0.336 g, 1.0 mmol), 8-hydroxyjullolidine (0.416 g, 2.2 mmol), and 10-camphorsulfonic acid (20 mg, catalyst) were stirred for 18 h in propionic acid (10 mL) at 65-70° C., cooled to rt and poured into aqueous 3N NaOAc (200 mL) and sat. NaHCO3 (10 mL). The mixture was extracted with CHCl3 (7×40 mL), extract was washed with brine (200 mL), filtered through paper filter, and evaporated to give a crude dihydro derivative 161. A sample of this compound (40 mg, 0.06 mmol) was vigorously stirred in CHCl3 (50 mL) with Bengal Rose (10 mg, catalyst) in an open beaker under the sunlamp illumination for 18 h. After evaporation the residue was purified by preparative TLC on two silica gel plates using 7% H2O in MeCN as eluant to give compound 162 (11 mg, 24%) as a dark red solid.
In neutralization experiments to test the direct interaction between RdFV CP and HongrES1, mature sperms excised from the testes of RdFV-free R. dorsalis were pre-incubated for 30 min with pre-immune antibody (0.5 μg/μl) or HongrES1 antibody (0.5 μg/μl), and then the in vitro CP-sperm binding experiment was performed as described above.
In neutralization experiments to test the direct interaction between RGDV particles and HongrES1, mature sperms excised from RGDV-free leafhoppers were pre-incubated for 30 min with pre-immune antibody (0.5 μg/μl) or HongrES1 antibody (0.5 μg/μl), incubated with the purified RGDV particles (1.0 μg/μl) for 1 h, smeared on poly-lysine-treated glass slides, immunolabeled with P8-FITC (0.5 μg/μl), stained with DAPI (2.0 μg/ml), and then processed for immunofluorescence microscopy.
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More about "Rhodamine"
These dyes, also known as Rhodamine B, Rhodamine 6G, and Rhodamine 123, exhibit bright, photostable fluorescence that makes them indispensable tools for researchers.
Rhodamine dyes can be conjugated to a variety of biomolecules, including antibodies, nucleic acids, and proteins, enabling the visualization and tracking of cellular processes.
One of the key applications of Rhodamine dyes is in flow cytometry, where they are used as labels to identify and sort cells based on their fluorescent properties.
In microscopy, Rhodamine dyes are employed as tracers and probes to study cellular structures and dynamics.
They are often used in combination with other fluorescent dyes, such as DAPI (4',6-diamidino-2-phenylindole) for nuclear staining and Alexa Fluor 488 for protein labeling.
To enhance the performance of Rhodamine-based experiments, researchers may use detergents like Triton X-100 to permeabilize cell membranes and Bovine Serum Albumin (BSA) to block non-specific binding.
Mounting media like Vectashield can also be used to preserve the fluorescence of Rhodamine-labeled samples.
The versatility of Rhodamine dyes extends to their use in a variety of imaging techniques, from confocal microscopy (e.g., LSM 710) to super-resolution microscopy.
Rhodamine Red-X, a specific variant of the Rhodamine family, is frequently used in fluorescence-based protein detection and quantification assays.
Overall, Rhodamine dyes are essential tools in the life sciences, enabling researchers to visualize, track, and study cellular processes with high sensitivity and precision.
Their unique optical properties and ability to be conjugated to biomolecules make them indispensable for a wide range of applications in the field of biochemistry and biology.