Canavalia
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Canavalia
''Canavalia'' is a genus of plants in the legume family ( Fabaceae) that comprises approximately 48 to 50 species of tropical vines. Members of the genus are commonly known as jack-beans. The species of ''Canavalia'' endemic to the Hawaiian Islands were named ''āwikiwiki'' by the Native Hawaiians. The name translates to "the very quick one" and comes from the Hawaiian word for "fast". The genus name is derived from the Malabar word for the species, ''kavavali'', which means "forest climber." Uses Several species are valued legume crops, including common jack-bean ('' C. ensiformis''), sword bean ('' C. gladiata'') and '' C. cathartica''. At least the first makes a beneficial weed- and pathogen-suppressing living mulch. The common jack-bean is also a source of the lectin concanavalin A, which is used as a reagent in glycoprotein biochemistry and immunology. The jack-bean is also a common source of purified urease enzyme used in scientific research. The bay bean ('' Canav ...
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Canavalia Sericea
''Canavalia'' is a genus of plants in the legume family ( Fabaceae) that comprises approximately 48 to 50 species of tropical vines. Members of the genus are commonly known as jack-beans. The species of ''Canavalia'' endemic to the Hawaiian Islands were named ''āwikiwiki'' by the Native Hawaiians. The name translates to "the very quick one" and comes from the Hawaiian word for "fast". The genus name is derived from the Malabar word for the species, ''kavavali'', which means "forest climber." Uses Several species are valued legume crops, including common jack-bean ('' C. ensiformis''), sword bean ('' C. gladiata'') and '' C. cathartica''. At least the first makes a beneficial weed- and pathogen-suppressing living mulch. The common jack-bean is also a source of the lectin concanavalin A, which is used as a reagent in glycoprotein biochemistry and immunology. The jack-bean is also a common source of purified urease enzyme used in scientific research. The bay bean ('' Canav ...
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Canavalia Cathartica
''Canavalia cathartica'', commonly known as ''maunaloa'' in the Hawaiian language,Quattrocchi, Umberto; 2012; CRC World Dictionary of Medicinal and Poisonous Plants: Common Names, Scientific Names, Eponyms, Synonyms, and Etymology; Vol.1; Page 773; CRC Press; ; https://books.google.nl/books?id=-37OBQAAQBAJ&pg=PA773&lpg=PA773&dq=Poisonous+sea+bean+canavalia&source=bl&ots=8hGDup1lY_&sig=9dguWluPq0n4NJFDw0DdqzLmH1I&hl=en&sa=X&redir_esc=y''Canavalia cathartica''.
Integrated Taxonomic Information System (ITIS).
Anita, D. D. and K. R. Sridhar. (2009)
Assemblage a ...
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Canavalia Gladiata
''Canavalia gladiata'', the sword bean or scimitar bean, is a domesticated plant species in the legume family Fabaceae. It is used as a vegetable in interior central and south central India, though not commercially farmed. The unripe pods are also eaten as a vegetable in Africa and Asia. The term "sword bean" is also used for other legume A legume () is a plant in the family Fabaceae (or Leguminosae), or the fruit or seed of such a plant. When used as a dry grain, the seed is also called a pulse. Legumes are grown agriculturally, primarily for human consumption, for livestock f ...s, notably the common jack bean '' Canavalia ensiformis''. References gladiata Edible legumes Flora of Japan Flora of China Flora of tropical Asia Taxa named by Augustin Pyramus de Candolle {{Faboideae-stub ...
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Canavalia Ensiformis
''Canavalia ensiformis'' (jack bean) is a legume which is used for animal fodder and human nutrition, especially in Brazil where it is called ''feijão-de-porco'' ("pig bean"). It is also the source of concanavalin A. Description ''C. ensiformis'' is a twining plant up to in height. It has deep roots, which makes it drought resistant. The plant can spread via long runners. The flowers are pink-purple in colour. The pods are up to long with large white seeds. Uses The plant is not in large-scale commercial cultivation. The beans are mildly toxic, and copious consumption should be avoided. Boiling will, however, remove toxicity if done properly. Young foliage is also edible. The whole plant is used for fodder, although it cannot be used in fodder mixtures containing urea, since it contains large quantities of the enzyme urease, which liberates harmful ammonia from urea. For this reason ''C. ensiformis'' has been investigated as a potential source of the urease enzyme. It ...
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Concanavalin A
Concanavalin A (ConA) is a lectin (carbohydrate-binding protein) originally extracted from the jack-bean (''Canavalia ensiformis''). It is a member of the legume lectin family. It binds specifically to certain structures found in various sugars, glycoproteins, and glycolipids, mainly internal and nonreducing terminal α-D- mannosyl and α-D-glucosyl groups. Its physiological function in plants, however, is still unknown. ConA is a plant mitogen, and is known for its ability to stimulate mouse T-cell subsets giving rise to four functionally distinct T cell populations, including precursors to regulatory T cells; a subset of human suppressor T-cells is also sensitive to ConA. ConA was the first lectin to be available on a commercial basis, and is widely used in biology and biochemistry to characterize glycoproteins and other sugar-containing entities on the surface of various cells. It is also used to purify glycosylated macromolecules in lectin affinity chromatography, as well as t ...
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Diocleae
The tribe Diocleae is one of the subdivisions of the plant family Fabaceae. The Diocleae can be distinguished from other members of Fabaceae by combination of features involving the woody vine or shrub habit, stipellate trifoliolate leaves, nodose pseudoraceme inflorescence, flowers with a distinct hypanthium, and calyx with lanceolate lobes, the lower lobe longer than the remaining (except in the specialized resupinate flowers of ''Canavalia''). Genera Diocleae contains the following genera: * ''Canavalia'' Clade ** ''Canavalia'' Adans. * ''Dioclea'' Clade ** '' Cleobulia'' Mart. ex Benth. ** '' Cymbosema'' Benth. ** '' Dioclea'' Kunth ** '' Macropsychanthus'' Harms ex K. Schum. & Lauterb. * ''Galactia'' Clade ** '' Bionia'' Mart. ** '' Camptosema'' Hook. & Arn. ** '' Collaea'' DC. ** '' Cratylia'' Mart. ex Benth. ** '' Galactia'' P. Browne ** '' Lackeya'' Fortunato ''et al''. ** '' Neorudolphia'' Britton ** ''Rhodopis "Rhodopis" ( grc-gre, Ῥοδῶπις ) is an ancient ...
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Lectin
Lectins are carbohydrate-binding proteins that are highly specific for sugar groups that are part of other molecules, so cause agglutination of particular cells or precipitation of glycoconjugates and polysaccharides. Lectins have a role in recognition at the cellular and molecular level and play numerous roles in biological recognition phenomena involving cells, carbohydrates, and proteins. Lectins also mediate attachment and binding of bacteria, viruses, and fungi to their intended targets. Lectins are ubiquitous in nature and are found in many foods. Some foods, such as beans and grains, need to be cooked, fermented or sprouted to reduce lectin content. Some lectins are beneficial, such as CLEC11A, which promotes bone growth, while others may be powerful toxins such as ricin. Lectins may be disabled by specific mono- and oligosaccharides, which bind to ingested lectins from grains, legumes, nightshade plants, and dairy; binding can prevent their attachment to the carbohy ...
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Living Mulch
In agriculture, a living mulch is a cover crop interplanted or undersown with a main crop, and intended to serve the purposes of a mulch, such as weed suppression and regulation of soil temperature. Living mulches grow for a long time with the main crops, whereas cover crops are incorporated into the soil or killed with herbicides. Other benefits of mulches are slowing the growth of weeds, and protecting soil from water and wind erosion. Some living mulches were found to increase populations of the natural enemies of crop pests.Hartwig N.L., H.. Ammon 2002 Cover crops and living mulches Weed Sci. 50: 688-699 Legumes used as living mulches also provide nitrogen fixation, reducing the need for fertilizer. Benefits When cover crops are turned over into the soil, they contribute nutrients to the main crop so that less chemical fertilizer is required.Brophy L. S., G. H. Heichel and M.P. Russelle. 1987 Nitrogen transfer from forage legumes to grass in a systematic planting design C ...
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Faboideae
The Faboideae are a subfamily of the flowering plant family Fabaceae or Leguminosae. An acceptable alternative name for the subfamily is Papilionoideae, or Papilionaceae when this group of plants is treated as a family. This subfamily is widely distributed, and members are adapted to a wide variety of environments. Faboideae may be trees, shrubs, or herbaceous plants. Members include the pea, the sweet pea, the laburnum, and other legumes. The pea-shaped flowers are characteristic of the Faboideae subfamily and root nodulation is very common. Genera The type genus, ''Faba'', is a synonym of ''Vicia'', and is listed here as ''Vicia''. *''Abrus'' *''Acmispon'' *''Acosmium'' *'' Adenocarpus'' *'' Adenodolichos'' *'' Adesmia'' *'' Aenictophyton'' *''Aeschynomene'' *'' Afgekia'' *''Aganope'' *'' Airyantha'' *''Aldina'' *''Alexa'' *''Alhagi'' *'' Alistilus'' *'' Almaleea'' *'' Alysicarpus'' *'' Amburana'' *''Amicia'' *'' Ammodendron'' *'' Ammopiptanthus'' *'' Ammothamnus'' *'' ...
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Mary Kawena Pukui
Mary Abigail Kawenaulaokalaniahiiakaikapoliopele Naleilehuaapele Wiggin Pukui (20 April 1895 – 21 May 1986), known as Kawena, was a Hawaiian scholar, author, composer, hula expert, and educator. Life Pukui was born on April 20, 1895, in her grandmother's home, named Hale Ola, in Haniumalu, Kau, on Hawaii Island, to Henry Nathaniel Wiggin (originally from Salem, Massachusetts, of a distinguished shipping family descended from Massachusetts Bay Colony governor Simon Bradstreet and his wife, the poet Anne Bradstreet) and Mary Paahana Kanakaole, descendant of a long line of kahuna (priests) going back centuries. Pukui's maternal grandmother, Naliipoaimoku, was a ''kahuna laau lapaau'' (medicinal expert) and ''kahuna pale keiki'' (midwife) and a hula dancer in Queen Emma's court. She had delivered the child, and asked Pukui's parents for the child to raise in the traditional way, and her request was granted. Kawena was born into the Fire Clan of Kau. Kawena and her grandmother wer ...
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Glycoprotein
Glycoproteins are proteins which contain oligosaccharide chains covalently attached to amino acid side-chains. The carbohydrate is attached to the protein in a cotranslational or posttranslational modification. This process is known as glycosylation. Secreted extracellular proteins are often glycosylated. In proteins that have segments extending extracellularly, the extracellular segments are also often glycosylated. Glycoproteins are also often important integral membrane proteins, where they play a role in cell–cell interactions. It is important to distinguish endoplasmic reticulum-based glycosylation of the secretory system from reversible cytosolic-nuclear glycosylation. Glycoproteins of the cytosol and nucleus can be modified through the reversible addition of a single GlcNAc residue that is considered reciprocal to phosphorylation and the functions of these are likely to be an additional regulatory mechanism that controls phosphorylation-based signalling. In contrast, ...
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Reagent
In chemistry, a reagent ( ) or analytical reagent is a substance or compound added to a system to cause a chemical reaction, or test if one occurs. The terms ''reactant'' and ''reagent'' are often used interchangeably, but reactant specifies a substance ''consumed'' in the course of a chemical reaction. ''Solvents'', though involved in the reaction mechanism, are usually not called reactants. Similarly, ''catalysts'' are not consumed by the reaction, so they are not reactants. In biochemistry, especially in connection with enzyme-catalyzed reactions, the reactants are commonly called substrates. Definitions Organic chemistry In organic chemistry, the term "reagent" denotes a chemical ingredient (a compound or mixture, typically of inorganic or small organic molecules) introduced to cause the desired transformation of an organic substance. Examples include the Collins reagent, Fenton's reagent, and Grignard reagents. Analytical chemistry In analytical chemistry, a reagent ...
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