Joshua Hombrebueno

Joshua Hombrebueno

Aug 04, 2016

Group 6 Copy 66
0

Week of 7/25 - 7/31

                                            7/25

3X Phire Reactions (50ul)

    Contentsul
    Phire25
    H
    2
    O
    23.2
    50 uM F Primer0.5
    50 uM R Primer0.5
    95.1ug/ul Construct0.8
  • PCR run with 30 cycles and annealing temperature at 66°C

Run on a gel

  • 10ul ladder
  • 5ul each PCR reaction
    • Ladder worked but lanes were smeared
    • Construct was left out over the weekend, so it was probably degraded

Three PCR reactions

  • Ran three PCRs with similar amounts of reagents as above, except each used a different concentration of template


                                           7/26

New 3 replicants of 50 ul PCR with Phire of IDT Construct

    Contentsul
    Phire25
    F Primer1
    R Primer1
    Template1/0.75/0.5
    H
    2
    O
    22/22.25/22.25
  • PCR was run with 30 cycles at normal settings with the annealing temperature at 66°C

Ran a gel on the 3x Phire PCR products

  • Gel ended up looking good
  • Nanodropped it but didn't get a good concentration

Ran PCR on 28.9 ng/ul and 10.98 ng/ul constructs (20ul reactions)

Ran nanodrops on the following

    Contentng/ul260/280
    Re-do of 28.9 ng/ul29.11.9
    Re-do of 10.8 ng/ul10.8Bad
    7/26 Replicate of 10 ng/ul precursor10.72.5
    7/26 of 10 ng/ul child16.82.06

Experiment

  • Tried making another 10ng/ul child with longer PCR tubes
  • Nanodropped to 30.1 ng/ul


                                              7/27

Ran a gel on the 8 PCR products

Lanes:

  1. Ladder
  2. PCR 1
  3. PCR 2
  4. PCR 3
  5. PCR 4
  6. PCR 5
  7. PCR 6
  8. PCR 7
  • Ladder looked good but the PCR Products smeared

Ran a new gel including the digests + PCR product

Lanes:

  1. 10 ul Ladder
  2. PEP352GAP Experiment
  3. Empty
  4. PEP352GAP Control
  5. Construct Experiment
  6. Construct Control
  7. Empty
  8. PCR 8


Ran a PCR (50ul)

    Contentul
    Phire25
    100 uM Fwd Primer0.25
    100 uM Rev Primer0.25
    10.8 ng/ul Template1
    H
    2
    O
    23.5


PCR Settings at 35 cycles:

    PhaseTemperature (°C)Time (sec)
    Initial Denaturation9860
    Denaturation9825
    Annealing6620
    Extension7245
    Final Extension7260
  • Labelled "7/27 last hope CR-1 PCR"
  • Gel looked good
  • PCR purified + nanodropped → 14.6 ng/ul


                                              

                                              7/28

PCR of 10.8 ng/ul Construct Sample

    Contentul
    Phire25
    50uM F0.5
    50 uM R0.5
    10.8 un/ul Template2
    H
    2
    O
    22


PCR Settings: 35 Cycles

    PhaseTemperature (°C)Time (sec)
    Initial Denaturation9830
    Denaturation9820
    Annealing6610
    Extension7230
    Final Extension7260


Digest: Mimicked Protocol from 7/18

  • PPEP352GAP : 498.4 ng/ul
  • Construct - 28.9 ng/ul
50 ul Reaction
    ContentExperimental (ul)Control (ul)
    Water4243
    10x Cutsmart55
    XnoI.5X
    PvoII-HF.5X
    498.4 ng/ul DNA22
25 ul Reaction
    ContentExperimental (ul)Control (ul)
    Water4.25.2
    10x Cutsmart2.52.
    XnoI.5X
    PvoII-HF.5X
    498.4 ng/ul DNA17.317.3
  • Mixed reactions by flicking tube
  • Spin down in touches to mix
  • Incubate in incubator 37°C for an hour

Running gel of PCR Reaction + Digest

Lanes:

  1. PCR Reaction
  2. Construct Control
  3. Construct Digest
  4. Ladder
  5. Vector Digest
  6. Vector Control
  • Purified digest using Epoch Kit


Nanodrop of Digests

    ContentConcentration (ng/ul)260/280
    Construct14.61.85
    Vector14.61.80


20 ul Ligation of our hopes and dreams

    Contentul
    10X T4 Buffer2
    Vector4 (58.4 ng)
    Construct1.55 (22.69 ng)
    H
    2
    O
    11.45
    Ligase1
  • Gently Mixed Reaction
  • Incubate at room temperature 2 hours
  • Chill on ice and put in freezer

Transformations

  • Transformed Emmanuel + Ryan's ligations, control + piggybac's
  • 1:10 dilution made of each transformation
  • Created LB Cultures
  • Incubated
  • PUC19 Control grown on chloramp plates
  • Did not survive


                               7/29

  • LB Cultures (8ml each) setpup for Ryan's Ligation, Emmanuel's Ligation, PiggyBac


                               7/30

Miniprep of Ligated + Transformed vector cultures

  • Spun at 4000rpm for 5 minutes at 23°C
  • Spun an additional 2 minutes at 4000rpm

Mixed Epoch McI Buffer into Qiagen Protocol

  • 250ul of MXI used for 8ml LB Preps
  • Lysis Rxn Sitting fo 4 minutes
  • Eluted with 2 step of 2ul nuclease free NEB Water

Nanodropped miniprepped plasmids - Water as background

    ContentConcentration (ng/ul)260/280Graph Character
    PiggyBac121.21.91Lit
    PiggyBac 1:10423.71.87Lit
    Emmanuel1931.92Lit
    Ryan446.41.89Lit
    Ryan 1226.31.94Lit
    Ryan 2232.21.93Lit
    Ryan 3272.61.90Lit
    Ryan 4335.51.84Lit

Running gels with miniprepped plasmids from earlier today

Lanes:

  1. PiggyBac: 5ul + 1 ul dye
  2. PiggyBac: 2.5 ul + 1 dye
  3. Ladder
  4. Ryan: 2.5 ul + 1 ul dye
  5. Ryan 1: 4.17ul + .83 ul dye
  6. Ryan 2: 4.17ul + .83 ul dye
  7. Ryan 3: 4.17ul + .83 ul dye
  8. Ryan 4: 4.17ul + .83 ul dye
  • Ran at 116V for 65 minutes
  • Gel looked strange
Prepped digest of Lanes 1, 2, 4 and 7
  • XbaI, EcoRI, XhoI and PvoII-HF respectively

Lane 1: PIggyBac - 121.2 ng/ul
    ContentExperimental ulControl ul
    H
    2
    O
    35.7536.75
    Cutsmart55
    EcoRI-HF0.5X
    XbaI0.5X
    DNA8.258.25

Lane 2: PIggyBac 1:10 - 423.7 ng/ul
    ContentExperimental ulControl ul
    H
    2
    O
    41,642.6
    Cutsmart55
    EcoRI-HF0.5X
    XbaI0.5X
    DNA2.362.36

Lane 4: Ryan - 446.4 ng/ul
    ContentExperimental ulControl ul
    H
    2
    O
    41.842.8
    Cutsmart55
    EcoRI-HF0.5X
    XbaI0.5X
    DNA2.242.24

Lane 7: Ryan 3 - 272.6 ng/ul
    ContentExperimental ulControl ul
    H
    2
    O
    40.341.3
    Cutsmart55
    EcoRI-HF0.5X
    XbaI0.5X
    DNA3.673.67

Ran gel of digest

  • Added 10ul of dye to each tube to stop reaction
  • Ran at 116V for 35 minutes
Gel #1

Lanes:

  1. PiggyBac Control
  2. PiggyBac Experimental
  3. Ladder
  4. PiggyBac 1:10 Experimental
  5. PiggyBac 1:10 Control
Gel #2

Lanes:

  1. Ryan Control
  2. Ryan Experimental
  3. Ladder
  4. Ryan 3 Experimental
  5. Ryan 3 Control


                                7/31

Digest of Ryan and PB 1:10

  • Redid the digest
  • Miniprepped with phosphatase treatment for the digest
  • Used 5 units/ul of Antarctic Phosphatase

Lane 2: PIggyBac 1:10 - 423.7 ng/ul
    ContentExperimental ulControl ul
    H
    2
    O
    41,642.6
    Cutsmart55
    EcoRI-HF0.5X
    XbaI0.5X
    DNA2.362.36

Lane 4: Ryan - 446.4 ng/ul
    ContentExperimental ulControl ul
    H
    2
    O
    41.842.8
    Cutsmart55
    EcoRI-HF0.5X
    XbaI0.5X
    DNA2.242.24

Post digest procedures

  • Flicked tubes and spun down in touches
  • Incubated at 37°C for an hour
  • Purified with Epoch kit
  • Phosphatase and heat inactivated at 80°C for 2 minutes
  • 4ul of phosphate buffer, 1 ul of phosphatase and 5ul of nuclease free H
    2
    O used

Ran a gel

  • Used 8ul loading dye in each tube

Lanes:

  1. PB Control
  2. PB Experimental
  3. Ladder
  4. Ryan Experimental
  5. Ryan Control

Ran a digest of Dean vector with various enzymes control

  • 25ul reaction - 498.ng/ul
Xhol
    Contentl ul
    H
    2
    O
    21
    Cutsmart2.5
    XhoI0.5
    DNA1

PvoII-HF
    Contentul
    H
    2
    O
    21
    Cutsmart2.5
    PvoII0.5
    DNA1

No Enzyme - Control
    Contentul
    H
    2
    O
    21.5
    Cutsmart2.5
    DNA1

Both Enzymes
    ContentExperimental ul
    H
    2
    O
    20.5
    Cutsmart2.5
    XhoI0.5
    PvoII-HF0.5
    DNA1

Ran a gel

Lanes:

  1. XhoI
  2. PvoII-HF
  3. Ladder
  4. Both Enzymes
  5. No enzyme


New 25ul Digest of Ryan and PB 1:10 miniprep

PB1:10 (423.7ng/ul)
    ContentExperimental (ul)Control (ul)
    H
    2
    O
    20.321.3
    Cutsmart2.52.5
    XbaI0.5X
    EcoRI-HF0.5X
    DNA1.181.18

Ryan (446.4 ng/ul)
    ContentExperimental (ul)Control (ul)
    H
    2
    O
    20.421.4
    Cutsmart2.52.5
    XbaI0.5X
    EcoRI-HF0.5X
    DNA1.121.12


Gel run with 10ul of each

Lanes:

  1. PB Control
  2. PB Experimental
  3. Ladder
  4. Ryan Experimental
  5. Ryan Control

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About This Project

Our project aims to provide a method of detecting pancreatic cancer in humans. We are using yeast in this project as a method for expressing Cripto-1, a membrane protein which binds to a biomarker for pancreatic cancer. We hope to be able to couple CR-1 binding to a reporter inside yeast for indication of the presence of the biomarker in human blood serum. This could offer insight into the potential for synthetic biology as an important medical tool in the future.


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