(n.) Literally, leaf green; a green granular matter formed in the cells of the leaves (and other parts exposed to light) of plants, to which they owe their green color, and through which all ordinary assimilation of plant food takes place. Similar chlorophyll granules have been found in the tissues of the lower animals.
Example Sentences:
(1) Results obtained show that chlorophyll is more active than other inhibitors studied and suggest a higher surface adsorption intensity on the primary sources of the crystal surface.
(2) Upon illumination, a dark-adapted photosynthetic sample shows time-dependent changes in chlorophyll (Chl) a fluorescence yield, known as the Kautsky phenomenon or the OIDPS transient.
(3) As both chlorophyll a and b accumulate, extensive formation of grana takes place.
(4) In dark-grown cells adapting to the light in resting medium and in an X-ray-induced mutant, D(o) is proportional to the chlorophyll content of the cells.
(5) Luminescence yield, absorption spectra and molecular weight dependence of chlorophyll in methylethylketone and n-hexane on concentration was investigated.
(6) The derivative absorption spectra of adsorbed chlorophyll a have been obtained.
(7) An in vitro translation system using lysed etioplasts was developed to test if the accumulation of plastid-encoded chlorophyll a apoproteins is dependent on the de novo synthesis of chlorophyll a.
(8) Measurements of chlorophyll a fluorescence decay kinetics after the second saturating actinic flash indicated that, after formate treatment, the halftime of QA- oxidation was decreased by approximately a factor of 2, 4 and 6 in the wild type, R251S and R233Q, respectively.
(9) Highest activities in darkness have been observed at times when maximum chlorophyll formation would have occurred had the plants been exposed to light.
(10) DBcAMP* showed a positive effect on chlorophyll synthesis and growth rate at much lower concentrations compared to cAMP.
(11) One of them seems to be correlated with chlorophyll derivatives.
(12) In presence of vanadium, the chlorophyll formation was stimulated in Scenedesmus obliquus.
(13) The apparent molecular weight of the chlorophyll-protein complexes I and II are 88,000 and 28,000, respectively.
(14) This change is ascribed to the irreversible oxidation of a dimeric chlorophyll molecule which acts as electron donor to P+-680 under these conditions.
(15) The potential was found to shift to a less noble state when the system of the chlorophyll-naphthoquinone electrode was inserted into NAD solution with illumination.
(16) Analyses included measurement of chlorophyll autofluorescence and fluorescence due to uptake of fluorescein diacetate (FDA) and calcofluor white M2R (CFW).
(17) Chlorophyllase (chlorophyll chlorophyllidohydrolase, EC 3.1.1.14) activity assays that are based on the determination of this chlorophyllide fluorescence show that phosphatidylglycerol (PG), and also sulphoquinovosyldiacylglycerol (SQDG), associate with isolated chlorophyllase, thereby inactivating the enzyme in a co-operative way.
(18) Resonance Raman spectra of the pi-cation of bacterio-chlorophyll a in solution at 30 K are reported and discussed.
(19) This evidences for the significance of the reaction system organization for interaction of chlorophyllase with chlorophyll.
(20) The natural colorant area can be subdivided into anthocyanins, betalains, chlorophylls, carotenoids, flavonoids, polyphenols, Monascus, hemes, quinones, biliproteins, safflower, turmeric, and miscellaneous.
Fungus
Definition:
(n.) Any one of the Fungi, a large and very complex group of thallophytes of low organization, -- the molds, mildews, rusts, smuts, mushrooms, toadstools, puff balls, and the allies of each.
(n.) A spongy, morbid growth or granulation in animal bodies, as the proud flesh of wounds.
Example Sentences:
(1) The fate of the inhibited fungus is the subject of this report.
(2) Binding of fibronectin, an extracellular matrix (ECM) protein, to Candida albicans was measured, and adherence of the fungus to immobilized ECM proteins, fibronectin, laminin, types I and IV collagen, and subendothelial ECM was studied.
(3) Cycloheximide and chloramphenicol in combination have a greater effect on yeast cells of Histoplasma capsulatum than on the mycelial phase of this fungus.
(4) Two new isomeric delta-lactones 2 and 3 have been isolated from the marine fungus Helicascus kanaloanus (ATCC 18591).
(5) The manganese peroxidase (MnP), from the lignin-degrading fungus Phanerochaete chrysosporium, an H2O2-dependent heme enzyme, oxidizes a variety of organic compounds but only in the presence of Mn(II).
(6) They induced modifications in particle distribution, a blebbing of particle-free areas and the appearance of lamellar figures on the plasma membrane of fungus cells.
(7) Polyribonucleotide segments, about 60 nucleotides long and consisting of about 95% adenylic acid residues, were isolated from whole cell ribonucleic acid of the deuteromyceteous fungus Trichoderma viride.
(8) There was no significant change in proportion among G (+), G (-) and fungus groups.
(9) The degree of binding differed according to the morphological form of the fungus.
(10) Ion-exchange chromatography showed that this fungus produced multiple molecular forms of LPO.
(11) Subsequent culture is desirable but not always possible.A simple scheme for identifying fungi and fungus-like organisms is presented based on general morphology, staining, and other special characteristics with notes on types of tissue reactions and common pitfalls.
(12) Nevertheless, the finding that MST and CFU studies were loosely correlated in a few strains of mice indicated that the proliferation of the fungus in the kidneys was not always the major cause of death.
(13) Torulopsis glabrata is a yeast-like fungus with increasing importance as an opportunistic human pathogen.
(14) The fungus was demonstrated in the lesions and was isolated from the diseased parts as well as from the air, floor and walls of the breeding cabin.
(15) Morphologic features of Malassezia(M.) furfur in the horny layer from clinical lesions of tinea versicolor were examined by scanning electron microscopy and compared with the appearance of fungus in the horny layer from normal skin and in culture.
(16) medicaginis and eliminated the inhibitory effect showed by this fungus on strain A2 of R. meliloti.
(17) The authors observed maximum simultaneous biosynthesis of antibiotic and pigment in the microphilic fungus with using 48-hour seed mycelium having the specific growth rate of 0.008-0.011 h-1 in an amount of 5-7 per cent (v).
(18) Once the fungus enters the hair cortex just above the hair bulb, it produces myriads of spores that remain trapped and hidden beneath the cuticle for the length of the intact hair.
(19) DNA isolated from the wild-type aflatoxin-producing (Afl+) fungus Aspergillus parasiticus NRRL 5862 was used to construct a cosmid genomic DNA library employing the homologous gene (pyrG) encoding orotidine monophosphate decarboxylase for selection of fungal transformants.
(20) The fungus was not recovered from the brains of normal mice.