Plant Physiology. Analysis of Growth: A Treatise: The by F. C. Steward

By F. C. Steward

Show description

Read or Download Plant Physiology. Analysis of Growth: A Treatise: The Responses of Cells and Tissues in Culture PDF

Similar biochemistry books

Flavonoids. Chemistry, Biochemistry and Applications

Advances within the flavonoid box were not anything in need of wonderful over the past twenty years. whereas the clinical box has spotted flavonoids for his or her power antioxidant, anticancer and cardioprotectant features, growers and processors in plant sciences have applied flavonoid biosynthesis and the genetic manipulation of the flavonoid pathway in crops to enhance the dietary and decorative worth of plants.

Differential Display Methods and Protocols

Sporting at the excessive criteria of the 1st variation of Differential reveal equipment, Peng Liang et al. have established their moment variation on a brand new mathematical version of differential exhibit (DD) that takes good thing about automation, in addition to electronic info acquisition and research. those well-versed authors clarify and spotlight the entire contemporary methodological refinements, together with automatic liquid dealing with of hundreds and hundreds of DD PCR response setups mixed with capillary electrophoresis, a prototype desktop application to instantly let confident band id from a fluorescence differential show photograph, and restrict fragment-based DD screenings that could hyperlink any cDNA fragment on to a given gene as soon as the series info of all transcripts turns into on hand.

Major Methods of Peptide Bond Formation. The Peptides: Analysis, Synthesis, Biology

Booklet by way of Gross, Erhard, Meienhofer, Johannes

The Next Generation in Membrane Protein Structure Determination

This ebook reports present innovations utilized in membrane protein structural biology, with a robust specialize in useful matters. The examine of membrane protein buildings not just presents a uncomplicated knowing of existence on the molecular point but additionally is helping within the rational and particular layout of latest medicinal drugs with decreased unintended effects.

Extra resources for Plant Physiology. Analysis of Growth: A Treatise: The Responses of Cells and Tissues in Culture

Example text

Definitive proof that the sucrose is phosphorylated as part of its uptake is lacking. The work of Porter and May (585) on sucrose uptake by leaf disks points to uptake of the intact sucrose molecule and its release into the cytoplasm. The external concentrations of sucrose required to support the rapid growth of cultured roots are greatly in excess of the internal levels of sucrose established in the root cells. , that it can proceed against the concentration gradient. 2% or less of sucrose, uptake of this sugar against the concentration gradient can be readily demonstrated.

Data from Street and Melhuish ( 7 4 6 ) . 6. GROWTH IN ORGANIZED AND UNORGANIZED SYSTEMS 33 not been exploited for studies of the mechanisms involved in salt uptake. However, recent studies with cultured excised wheat roots have exposed a stimulation by light of nitrate uptake ( 2 0 0 ) . When excised wheat roots, derived directly from seedling root tips, are maintained in culture for more than 5 days, illumination of the cultures enhances growth of the roots in terms of increase in dry weight, production of new cells at the apical meristem, cell expansion, and protein synthesis.

07% did not inhibit the growth of seedling tomato roots receiving their sugar supply by phloem transport from the seed. These observations, and the independent evidence that phlorizin inhibits phosphorylation reactions (169, 180, 363, 454, 565) suggested that its inhibitory action on the growth of excised roots was a consequence of its inhibiting a phosphorylating reaction involved in the mechanism of sucrose uptake from an external culture solution. This view agreed with the demonstration that phosphorus-deficient cultured roots had an impaired ability to absorb sugar.

Download PDF sample

Rated 4.05 of 5 – based on 36 votes