Protocol

Transformation of the Moss Physcomitrella patens Using T-DNA Mutagenesis

  1. Ralph S. Quatrano1
  1. Department of Biology, Washington University, St. Louis, MO 63130, USA
  1. 1Corresponding author (rsq{at}wustl.edu)
This article is also available in Emerging Model Organisms: A Laboratory Manual, Vol. 1. CSHL Press, Cold Spring Harbor, NY, USA, 2009.

INTRODUCTION

In this protocol, the transformation of moss (Physcomitrella patens) protoplasts is performed via Agrobacterium-mediated transfer of T-DNA. Protoplasts are incubated with Agrobacterium and acetoseringone in regeneration medium. They are then washed and plated on antibiotic-containing medium to select for T-DNA insertion in stable transformants. The transformation rate for this protocol is typically 10−4 (expressed as the frequency of stable transformants among regenerants surviving the transformation procedure).

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