Karyotypic variability in ribosomal DNA subchromosome size among colpodid ciliates, a possible tool to differentiate colpodid species

1. Martín, A.
2. Palacios, G.
3. Olmo, A.
4. Martín-González, A.
5. Ruiz-Perez, L.M.
6. Gutiérrez, J.C.