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An Examination And Correction Of Plant Tissue Culture Basal Medium Formulations, Henry R. Owen, A. Raymond Miller Jan 1992

An Examination And Correction Of Plant Tissue Culture Basal Medium Formulations, Henry R. Owen, A. Raymond Miller

Faculty Research & Creative Activity

The inorganic formulations of fourteen common plant tissue culture basal media were examined from the primary literature. Inaccuracies and errors were found for molecular formulae, chemical hydrations, and molar equivalences for iron/EDTA complexation. A comparison with published basal medium formulations from six commercial suppliers uncovered additional inaccuracies, modifications, and errors, thereby emphasizing the need for investigators to examine and describe medium formulations precisely in future publications.


Biochemical Systematics Of Notothenioid Fishes From Antarctica, Mara A. Mcdonald, Michael H. Smith, Michael W. Smith, James M. Novak, Paul E. Johns, Arthur L. Devries Jan 1992

Biochemical Systematics Of Notothenioid Fishes From Antarctica, Mara A. Mcdonald, Michael H. Smith, Michael W. Smith, James M. Novak, Paul E. Johns, Arthur L. Devries

Faculty Research & Creative Activity

Genetic variation at 30 protein-coding loci was examined in seven forms of notothenioid fishes from Antarctica. Multilocus heterozygosity varied from 0.018 to 0.078 across taxa. An analysis of the allozyme data revealed the probable existence of an unrecognized cryptic species within Trematomu5 bemacchii. Pagothenia borchgrevinki is as closely related to some species of Trematomus as are some species of Trematomus to each other. Speciation among the species of Trematomus and Pagothenia appears to have taken place primarily after the separation of Antarctica from Australia.