title: Steady ionic currents around haploid embryos formed from tobacco pollen in culture.
mesh_terms: D006238:Haploidy; D007477:Ions; D008564:Membrane Potentials; D008839:Microelectrodes; D010944:Plants / Q000196:embryology / Q000235:genetics / Q000378:metabolism*; D010947:Plants, Toxic; D011058:Pollen; D014026:Nicotiana; D014732:Vibration
chemical_list: D007477:Ions