Neparastie virusi: bakteriju iznicinataji - bakteriofagi

Published: Feb. 23, 2022, 8:07 a.m.

b'Nu jau vair\\u0101k nek\\u0101 divus gadus cilv\\u0113ce c\\u012bn\\u0101s ar viena uzst\\u0101j\\u012bga v\\u012brusa kl\\u0101tb\\u016btni. Taj\\u0101 pa\\u0161\\u0101 laik\\u0101 izr\\u0101d\\u0101s, ka ir citi v\\u012brusi, kas var mums dar\\u012bt vair\\u0101k laba nek\\u0101 slikta. Tie ir bateriof\\u0101gi, kas ir l\\u012bdz \\u0161im maz p\\u0113t\\u012bti organismi. Ko zin\\u0101m par \\u0161iem v\\u012brusiem, kas atg\\u0101dina miniat\\u016brus dronus un\\xa0n\\u0101kotn\\u0113 var\\u0113tu aizst\\u0101t antibiotikas, un\\xa0k\\u0101 tos p\\u0113ta Latvij\\u0101, raid\\u012bjum\\u0101 Zin\\u0101mais nezin\\u0101maj\\u0101 skaidro Latvijas Biomedic\\u012bnas p\\u0113t\\u012bjumu un studiju centra zin\\u0101tniskais asistents \\u0145ikita Zrelovs un \\u0161\\u012b centra p\\u0113tniece El\\u012bna \\u010cernooka.\\n\\n"Bakteriof\\u0101gi ir v\\u012brusi, kas specifiski infic\\u0113 tikai bakt\\u0113rijas. Tie m\\u012bt vis\\u0101s vid\\u0113s, kur dz\\u012bvo to saimnieki - da\\u017e\\u0101das bakt\\u0113rijas augsn\\u0113, \\u016bde\\u0146os, dz\\u012bvniekos, uz m\\u016bsu \\u0101das. Bakt\\u0113rijas un bakteriof\\u0101gi ir visur," skaidro El\\u012bna \\u010cernooka.\\n\\n"Ja saskaita kop\\u0101 bakt\\u0113rijas, tad bakteriof\\u0101gu ir desmit reizes vair\\u0101k."\\n\\nZin\\u0101tnieki ir izp\\u0113t\\u012bju\\u0161i, ka uz cilv\\u0113ka plaukstas ir vair\\u0101ki miljardi bakteriof\\u0101gu, un starp bakt\\u0113rij\\u0101m un bakteriof\\u0101giem notiek l\\u012bdzsvarota c\\u012b\\u0146a un l\\u012bdz\\u0101spast\\u0101v\\u0113\\u0161ana.\\n\\nParaprobioti\\u0137i - RSU zin\\u0101tnieki p\\u0113ta nedz\\u012bv\\u0101s bakt\\u0113rijas\\n\\nR\\u012bgas Stradi\\u0146a universit\\u0101tes zin\\u0101tnieki \\u0161obr\\u012bd laboratorijas apst\\u0101k\\u013cos p\\u0113ta nedz\\u012bvo bakt\\u0113riju jeb paraprobioti\\u0137u iedarb\\u012bbu uz cilv\\u0113ka im\\u016bnsist\\u0113mu. Iesp\\u0113jams, \\u0161is v\\u0101rds "paraprobioti\\u0137i" liek aizdom\\u0101ties, vai t\\u0101s ir t\\u0101s pa\\u0161as lab\\u0101s bakt\\u0113rijas, ko iesaka lietot gremo\\u0161anas veicin\\u0101\\u0161anai. Bakt\\u0113rijas t\\u0101s ir gan, bet k\\u0101p\\u0113c t\\u0101s ir nedz\\u012bvas un ko v\\u0113rt\\u012bgu var\\u0113tu sniegt m\\u016bsu organismam?\\n\\nPrebioti\\u0137i, probioti\\u0137i \\u2013 tie ir da\\u017e\\u0101di j\\u0113dzieni, ar kuriem, iesp\\u0113jams, b\\u016bsiet sask\\u0101ru\\u0161ies, ieg\\u0101d\\u0101joties k\\u0101dus produktus un dom\\u0101jot, k\\u0101 uzlabot savu vesel\\u012bbu. Bet m\\u0113s \\u0161oreiz piemin\\u0113tajiem j\\u0113dzieniem pievienosim kl\\u0101t v\\u0113l vienu un par to ar\\u012b vair\\u0101k run\\u0101sim, un tie ir paraprobioti\\u0137i. R\\u012bgas Stradi\\u0146a universit\\u0101tes p\\u0113tnieki laboratorijas apst\\u0101k\\u013cos izstr\\u0101d\\u0101ju\\u0161i tehnolo\\u0123iju paraprobioti\\u0137u ieg\\u016b\\u0161anai.\\n\\nMikrobiolo\\u0123ijas un virusolo\\u0123ijas instit\\u016bta vado\\u0161\\u0101 p\\u0113tniece un projekta zin\\u0101tnisk\\u0101 vad\\u012bt\\u0101ja Vaira Saul\\u012bte skaidro, ka v\\u0101rda da\\u013ca \\u201cpara\\u201d tulkojum\\u0101 noz\\u012bm\\u0113 \\u201cl\\u012bdz\\u012bgs\\u201d vai ar\\u012b \\u201cblakus\\u201d. Un l\\u012bdz\\u012bbas ir ar jau zin\\u0101majiem probioti\\u0137iem. T\\u0101tad probioti\\u0137i ir dz\\u012bv\\u0101s bakt\\u0113rijas, ko m\\u0113s varam ap\\u0113st un kas mums sniedz k\\u0101du labumu, bet par ko tad ir runa paraprobioti\\u0137u gad\\u012bjum\\u0101?\\n\\nBeigt\\u0101s bakt\\u0113rijas v\\u0113l prec\\u012bz\\u0101k var\\u0113tu d\\u0113v\\u0113t par inaktiv\\u0113t\\u0101m, tas noz\\u012bm\\u0113 - miru\\u0161as t\\u0101s nav, bet \\u012bsti dz\\u012bvas t\\u0101s ar\\u012b nav. Ir vair\\u0101ki pa\\u0146\\u0113mieni, k\\u0101 pan\\u0101kt bakt\\u0113riju inaktiv\\u0101ciju, un viens no tiem ir \\u0161\\u016bnu sasald\\u0113\\u0161ana un atkaus\\u0113\\u0161ana tr\\u012bs reizes, jo atkaus\\u0113\\u0161anas laik\\u0101 sapl\\u012bst \\u0161\\u016bnapvalki un da\\u017ek\\u0101rt pat dzi\\u013c\\u0101kas \\u0161\\u016bnas strukt\\u016bras. Bet k\\u0101p\\u0113c tas ir nepiecie\\u0161ams? Izr\\u0101d\\u0101s, ka beigt\\u0101m bakt\\u0113rij\\u0101m ir virkne priek\\u0161roc\\u012bbu sal\\u012bdzin\\u0101jum\\u0101 ar dz\\u012bvaj\\u0101m, it \\u012bpa\\u0161i, ja m\\u0113s run\\u0101jam par r\\u016bpniecisku ra\\u017eo\\u0161anu. Dz\\u012bvam, lai tas turpin\\u0101tu b\\u016bt dz\\u012bvs, ir nepiecie\\u0161ami strikti apst\\u0101k\\u013ci - temperat\\u016bra, mitrums, barotnes, kur\\u0101s bakt\\u0113rij\\u0101m augt. Bet kas v\\u0113l b\\u016btiski - labie probioti\\u0137i reiz\\u0113m var k\\u013c\\u016bt patog\\u0113ni un izrais\\u012bt saslim\\u0161anas, kam\\u0113r to nevar\\u0113s beigtie paraprobioti\\u0137i, un \\u0161o at\\u0161\\u0137ir\\u012bbu turpina skaidrot Vaira Saul\\u012bte un mikrobiolo\\u0123e Ilze Bl\\u0101\\u0137e.\\n\\nIntens\\u012bv\\u0101k p\\u0113t\\u012bjumi ar paraprobioti\\u0137iem notiek \\u0100zijas valst\\u012bs, un l\\u012bdz ar to tur ar\\u012b veikalu plauktos paraprobioti\\u0137i ir jau pieejami. Latvijas p\\u0113tnieku pirmais solis ir rad\\u012bt\\u0101 tehnolo\\u0123ija un izpratne par ieg\\u016bt\\u0101 paraprobioti\\u0137a \\u012bpa\\u0161\\u012bb\\u0101m, lai \\u0161o darbu turpin\\u0101tu aizvien jaunos p\\u0113t\\u012bjumos un beigu beig\\u0101s, cerams, ieg\\u016btu k\\u0101du produktu, ko var\\u0113tu lietot vienu pa\\u0161u vai ar\\u012b kompleksi - k\\u0101 vitam\\u012bnus, sast\\u0101v\\u0101 zied\\u0113s vai varb\\u016bt pat k\\u0101 ap\\u0113damu batoni\\u0146u.\\n\\nP\\u0113t\\u012bjum\\u0101 izmantotas Lactobacillus grupas bakt\\u0113rijas, ko pamat\\u0101 lieto cieto sieru ra\\u017eo\\u0161an\\u0101, bet, k\\u0101 redzams, iesp\\u0113jas ir pla\\u0161\\u0101kas. Aizvien par\\u0101d\\u0101s dati, ka paraprobioti\\u0137i restaur\\u0113 organisma dabisk\\u0101s aizsargbarjeras, veicina dz\\u012b\\u0161anas procesus, mazina iekaisumus, kas, piem\\u0113ram, b\\u016btu aktu\\u0101li zarnu slim\\u012bbas \\u010d\\u016blain\\u0101 kol\\u012bta gad\\u012bjum\\u0101, t\\u0101tad tiek veicin\\u0101ta \\u010d\\u016blu sadz\\u012b\\u0161ana. Bet v\\u0113l paraprobioti\\u0137i lieti noder\\u0113tu cilv\\u0113kiem ar laktozes nepanesam\\u012bbu,'