O le Belt and Road: Galulue Faatasi, Lotogatasi ma le Manumalo i le Vaeluaga
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Kemikolo Lelei

  • beta-D-Galactose pentaacetate CAS:4163-60-4

    beta-D-Galactose pentaacetate CAS:4163-60-4

    O le Beta-D-Galactose pentaacetate o se vailaʻau e maua mai le galactose, o se suka monosaccharide. E fausia e ala i le acetylating o vaega hydroxyl taʻitasi o le molecule galactose ma vaega acetyl e lima.

    O lenei vailaʻau e masani ona faʻaaogaina o se vailaʻau puipuia mo le galactose i le tele o faʻagasologa faʻakemikolo ma faiga faʻapitoa. O le ituaiga pentaacetate e fesoasoani e faʻamautu le galactose ma puipuia ai ni faʻagasologa poʻo ni suiga e le manaʻomia i le taimi o faʻagasologa.

    E le gata i lea, e mafai ona fa'aaogaina lenei vaila'au o se mea e fa'amuamua ai le faia o isi galactose derivatives. E mafai ona aveeseina vaega acetyl e filifili ai e maua ai ni galactose derivatives eseese ma ni vaega fa'atino fa'apitoa.

  • 5-Bromo-4-chloro-3-indolyl-beta-D-glucuronide masima sodium CAS:129541-41-9

    5-Bromo-4-chloro-3-indolyl-beta-D-glucuronide masima sodium CAS:129541-41-9

    O le 5-Bromo-4-chloro-3-indolyl-beta-D-glucuronide sodium salt o se vailaʻau e masani ona faʻaaogaina i suʻesuʻega i fale suʻesuʻe ma faʻamaʻi. E masani ona taʻua o le X-Gluc ma e lautele lona faʻaaogaina o se mea e iloa ai le gaioiga o le enzyme beta-glucuronidase.

    A iai le beta-glucuronidase, e motusia ai le fusi o le glucuronide i le X-Gluc, ma iu ai ina fa'asa'olotoina se vali lanumoana e ta'ua o le 5-bromo-4-chloro-3-indolyl. O lenei tali e masani ona fa'aaogaina e iloa ai i le va'ai po'o le spectrophotometric le fa'aalia o le enzyme beta-glucuronidase i totonu o sela po'o aano o le tino.

    O le ituaiga masima sodium o le X-Gluc e faʻaleleia atili ai lona solubility i vaifofo vai, ma faʻafaigofie ai lona faʻaaogaina i suʻega i fale suʻesuʻe. E faʻaaogaina tele le X-Gluc i suʻesuʻega o le biology molecular e suʻesuʻe ai le faʻaalia o genes, promoter activity, ma reporter gene assays. E mafai foi ona faʻaaogaina e iloa ai le iai o meaola e gaosia le beta-glucuronidase, e pei o nisi siama, i suʻesuʻega faʻa-microbiology.

  • 4-Nitrophenyl-beta-D-xylopyranoside CAS:2001-96-9

    4-Nitrophenyl-beta-D-xylopyranoside CAS:2001-96-9

    O le 4-Nitrophenyl-beta-D-xylopyranoside o se substrate chromogenic e faʻaaogaina i suʻega enzymatic e iloa ai ma fuaina ai le gaioiga o enzymes e taʻua o beta-xylosidases.

  • 4-NITROPHENYL-ALPHA-D-MANNOPYRANOSIDE CAS:10357-27-4

    4-NITROPHENYL-ALPHA-D-MANNOPYRANOSIDE CAS:10357-27-4

    O le 4-Nitrophenyl-alpha-D-mannopyranoside o se vailaʻau e faʻaaogaina i suʻesuʻega o le biochemistry ma le molecular biology e fai ma substrate mo le iloa ma le fuaina o le gaioiga o le enzyme.

  • 1,4-Dithioerythritol (DTE) CAS:6892-68-8

    1,4-Dithioerythritol (DTE) CAS:6892-68-8

    O le Dithioerythritol (DTE) o se vailaʻau e masani ona faʻaaogaina i suʻesuʻega o le biochemical ma le molecular biology. O se mea e faʻaitiitia ai le malosi e motusia ai fusi disulfide, e taua mo le fausiaina ma le mautu o porotini. E aoga tele le DTE i le sauniaina o faʻataʻitaʻiga ma le faʻamamāina o porotini aua e fesoasoani e faʻatumauina ai porotini i o latou foliga faʻaitiitia ma malosi. E mafai foʻi ona faʻaaogaina e puipuia ai vaega thiol i luga o porotini mai le oxidation. E le gata i lea, o le DTE e iai ona meatotino antioxidant ma e mafai ona faʻaumatia free radicals, ma avea ai ma mea taua i le tele o faʻataʻitaʻiga o le oxidative stress.

  • Tallowamine Hydrogenated CAS:61788-45-2

    Tallowamine Hydrogenated CAS:61788-45-2

    O le hydrogenated tallowamine o se vailaʻau faʻapitoa e patino i le aiga amine. E maua mai i le tallow, o se gaʻo e maua mai manu. E masani ona faʻaaogaina le hydrogenated tallowamine i le tele o alamanuia ma faʻaoga ona o ona uiga faʻapitoa e surfactant.

    I le avea ai ma se surfactant, e mafai e le hydrogenated tallowamine ona faʻaitiitia le teteʻe o le fogāeleele o vai, ma mafai ai ona faʻasalalau faigofie ma tutusa. O lenei mea e avea ai ma se mea e manaʻomia i oloa e pei o vailaʻau fufulu, mea faʻamalū ie, ma mea faʻamamā, lea e fesoasoani ai e faʻaleleia atili ai le faʻamamāina ma le faʻapupula. E le gata i lea, e mafai e le hydrogenated tallowamine ona galue o se mea emulsifying, e fesoasoani e faʻamautu ai le faʻafefiloi o le suāuʻu ma le vai, poʻo isi mea e le mafai ona fefiloi. O lenei mea e taua ai i le faʻatulagaina o mea teuteu, vali, ma oloa faʻatoʻaga, lea e faʻafaigofie ai le tufatufaina tutusa o mea ma faʻaleleia atili ai le faʻatinoga atoa o oloa.