Download Biochemistry and Physiology of Plant Immunity by B. A. Rubin PDF

By B. A. Rubin

Show description

Read Online or Download Biochemistry and Physiology of Plant Immunity PDF

Best biochemistry books

Target Discovery and Validation Reviews and Protocols: Volume 1, Emerging Strategies for Targets and Biomarker Discovery

Objective discovery is a box that has existed for a number of years yet is so vivid at the present time as a result fresh growth in our realizing of the molecular mechanisms of many human illnesses and the technical advances in objective id and validation. extra subtle gene profiling applied sciences, akin to DNA microarrays and serial research of gene expression, enable swift id of lead goals.

Additional resources for Biochemistry and Physiology of Plant Immunity

Sample text

Ethyl alcohol, 44 BIOCHEMISTRY AND PHYSIOLOGY OF PLANT IMMUNITY acetaldehyde, acetone and a number of other substances have definitely been discovered, although the structure of some of them has not yet been determined. As an interesting example Birkinshaw's investigations (Birkinshaw, Bracken and Findlay, 1944) may be mentioned, regarding the nature of volatile products of metabolism, arising in the process of development of fungi attacking woody species (Lentinus lepidens and Trametes suaveolus).

Niveum produces a toxic substance phytonivein, related to Stearine, with the formula C 2 9H 4 6 0 2 (Hiroe and Nisimura, 1956). When used in concentrations 1:8000 to 1:64000 phytonivein not only induces the wilting of water melon plants, but also inhibits germination of their seeds (Nisimura, 1956). From the culture of Endothia parasitica two compounds were isolated — bianthraquinone, which was given the name of skyrine, with the empirical formula C 3 0 H 1 8 O 1 0 and diaportine, C 1 3 H 1 4 0 5 .

Thus, in the absence of magnesium ions Aspergillus oryzae is unable to form spores (Hofmann et ah, 1950). According to Zentmeyer (1944) zinc reduces the fungistatic effect of 8-hydroxyquinoline on Fusarium oxysporum. More detailed information on the role of mineral elements in the life of fungi can be found in reports by Perlman (1949) and Foster (1950). We are not going to examine all aspects of this question here, because the limiting importance of mineral elements for the development of fungi is manifested as a rule only when they are cultivated in artificial nutrient media, but not when they grow on a host plant.

Download PDF sample

Rated 4.82 of 5 – based on 48 votes