Gram staining is a four part procedure which uses certain dyes to make a bacterial cell stand out against against its background. Tincion simple, tincion diferencial tincion gram, tincion ziehlneelsen. Practica 3 tinciones bacterianas linkedin slideshare. The reagents you will need to successfully perform this operation are. The specimen should be mounted and fixed on a slide before you procede to stain it. Descargue como pptx, pdf, txt o lea en linea desde scribd. The cell walls of grampositive bacteria interpose a barrier which prevents leaching of the dye complex from the cytoplasm. The bd bbl gram slide is used for evaluating and controlling the quality of gram stain. Even bacteria that are easy to misidentify exist, because the morphology of bacteria. Flood slide with crystal or gentian violet 60 seconds. B bbl gram slide for evaluating gram stain reagents and. How is it done and explanation about its fundamentals in 5 minutes duration. Tincion gram tincion bacterias gramnegativo scribd.
Esta tincion nos permite diferenciar entre bacterias gram positivas y gram negativas. Cell walls of gramnegative bacteria contain lipids soluble in organic solvents, which are then free to decolorize the cytoplasm. Media in category microscopy staining methods the following 44 files are in this category, out of 44 total. Scribd is the worlds largest social reading and publishing site. Cuando haya completado este experimento, usted debe comprender.
744 134 151 797 341 622 1344 817 25 443 838 931 1415 221 970 179 1093 322 1210 612 705 596 620 614 1121 976 589 1313 1096 1560 1257 154 907 828 1596 627 1422 279 1181 960 955 333 1013 199 362