Thursday 08/22/13

10:10a – 7:00p, 8:50p – 12:10a

STORM & staining BX-C tiles

AbdA labeled coverslip (S2 cells)

  • found cross-hatching
  • imaging additional cells
  • record chromatic beads
  • will restain AbdA-stained coverslip with BX-C

Ubx labeled coverslip (S2 cells)

  • found cross-hatch (much more evident with visible light in 647 QV channel.
  • added 2 mM (final) COT to buffer.
  • ubx dots much brighter, much more evident per cell.
  • excellent contrast, excellent single molecule brightness, excellent switching, excellent 405 responsiveness.
  • recording 95K frames in 256 x 512 mode.

Useful notes

  • Hazen and Graham have screened COT properties. see email.

project 2

  • helping Hao get set up with PCR steps
  • PCRs look okay, very low nanodrop yields

Cell culture

  • passaged Kc cells: attempted to remove floating cells and leave attached ones in dish. Added new media
  • Biked to Med school to pick up clone 8 cells
  • used improvised scraper to passage clone 8 cells (easier than trypsin, check tomorrow if this worked).

Probe making

  • primer plates arrived
  • don’t have an unlabeled short common (or labeled or secondary tagged common). Will have to wait till next week to start.
  • picked up BX-C primaries and secondaries from Bryan.
  • Requested to test Tye-6?? dye as a cy5 substitute for STORM

Ph data analysis

PairedOnly_PcPhClusters_comp2

PairedOnly_PcPhClusters_comp

PairedOnly_PcPhClusters

PcPhClusterStats2

Cell labeling

  • relabel AbdA coverslip with Ubx: 3 uL Ubx-primary from 10ug-prep, + 1.5 uL secondary + 1 uL new 1:20 diluted 405 tertiary. forgot RNase, (hopefully not needed?)

Review feedback from Jeff

  • Be sure to walk reader through each panel of a figure in the text.
  • Make a clearer link between the ‘cool new tools / things we can measure’ and how these relate to model predictions.
  • don’t worry about length
  • Distinction between Sanchez approach and Evans approach is confusing. Draw picture:
    model_sketch
  • Talk about variability in time not variability in rate.
  • Make it clear when you add degradation and when you don’t.
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