Briefly, the Four-μm-thick sections of paraffin-embedded kidney tissue was stained with hematoxylin, and then with ponceau red liquid dye acid complex, which was followed by incubation with ...

differentiated with 1% hydrochloric acid alcohol for 3–5 s, washed with running water, warmed to blue for 1 min, rinsed with running water for 3 min with ponceau fuchsin, rinsed with distilled water, ...

Although natural sources of compounds that contain the oxazolidin-2-one nucleus are very rare, 5 Kakeya et al. 6 were able to isolate a novel compound belonging to this class, ...