| Author | Comment | Last activity | Moderation | ||
|---|---|---|---|---|---|
| mimiss | " Staining is used mostly with cells, both bacterial and eukaryotic (i.e. animal or plant cells) for better visualization. Stains can increase contr..." | Read more » | over 5 years ago | |||
| Bronwen | " Can you give a quick pointer as to when (and why) to dye a sample for microscoping? Are there different kinds of samples that benefit from dye, or..." | Read more » | over 5 years ago | |||
| warren | "Yes, the purple ones in these are with beet juice, although that time it was pickled beet juice, with vinegar, and maybe some garlic (yum): https:/..." | Read more » | over 5 years ago | |||
| mimiss | "Do you have any photos of how the stains worked out? Or maybe notes on what concentrations of dye were too little/too much? " | Read more » | over 5 years ago | |||
| warren | "We've used watercolors, like these, and they work well: https://www.amazon.com/Pebeo-Colorex-Watercolor-Bottle-Dropper/dp/B005MQODAA/ and https://w..." | Read more » | over 5 years ago | |||
| eymund | "Some samples of the dye dispersion patterns as seen from the balloon camera: Vechte's Brook - Bronwen running pour tests.. Dentons Spring We..." | Read more » | about 10 years ago | |||
| eymund | "Thanks for the comments on dye density ! Because the dye was largely freshwater being poured into brackish saltwater it tended to float on surface..." | Read more » | about 10 years ago | |||
| liz | "Photo featured here: http://plannerspointing.tumblr.com/post/98902068918/september-27-2014-eymund-diegel-discussing-the " | Read more » | about 10 years ago | |||
| btbonval | "Talking about density, temperature, and floating makes me think of a Galileo thermometer: they are sealed with little glass beads that show the tem..." | Read more » | about 10 years ago | |||
| btbonval | "Canoes shouldn't create eddies that penetrate very deeply into the water current. Did the dye penetrate into the water or rest on top? If the dye ..." | Read more » | about 10 years ago |