Category Archives: Protocols

Lab Protocols

Cultures preparartion for RNA extraction

  1. Cut some mycelial plugs (like 5)  from a 10 -14 days old PDA culture. 2.  Inoculate with the agar plugs  a  flask with 100 ml of Fries medium 48 hours with shaking at 30 C.  I use a … Continue reading

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Recovery of C. graminicola from Root Infected Plants

Once a set of root inoculated plants reaches three weeks of age, transfer the plants to a 0.5L pot and fill using the green house soil.  (The green house soil is a mixture of a of 1:2 store soil and … Continue reading

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Root Inoculation Assay

Grow C. graminicola in Potato Dextrose Agar media for 2-3 weeks. Sterilize the surface of the seeds by following the Corn Seed Sterilization protocol. Wash vermiculite by placing it in a container for 2½ hours then pour out the water … Continue reading

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Seed sterilization (of corn seeds for root inoculations)

1. Apply fungicide. Flint 50WG (Trifloxysfrobin) 0.8g fungicide/ Kg of seed 0.008g fungicide/ 10g seed in 0.5mL ddH2O 2. Allow fungicide to dry over night. 3. Rinse seeds with water. 4. Surface sterilize seeds by washing in a 70% ethanol … Continue reading

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Genomic DNA Extraction From Fungi (maxi_DNA extraction)

Time: about 5-6 hours, Yield- 400 ug /gr of wet fungal tissue     ·               Use cut tips for pipetting (not necessary for C. graminicola, but some fungi create a viscous supernatant for which a cut pipette will help) ·               … Continue reading

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Fungal cultures preparation for maxi DNA extraction

1. Cut some mycelial plugs (like 5) from a 10 -14 days old PDA culture. 2. Place the agar plugs in 250 mL Erlenmeyer flask with 40 ml of Fries medium. 3. Add 5.2 microliters of HYGRO to each flask. … Continue reading

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Anthracnose Leaf Blight Assay

Maize plants are typically grown the V-4 stage (about 3 weeks old) in Cone-tainers (small narrow cone shaped pots). Plant Inoculation Assay Potting the plants 1. Corn seeds are planted in soil that is 2:2:1 College Station field soil: Metro … Continue reading

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