[{"@context":"https:\/\/schema.org\/","@type":"Article","@id":"https:\/\/www.dvkk.cz\/bakterie-vmezerene-do-zlata-mohou-lecit\/#Article","mainEntityOfPage":"https:\/\/www.dvkk.cz\/bakterie-vmezerene-do-zlata-mohou-lecit\/","headline":"Bakterie vmeze\u0159en\u00e9 do zlata mohou l\u00e9\u010dit","name":"Bakterie vmeze\u0159en\u00e9 do zlata mohou l\u00e9\u010dit","description":"Bakteri\u00e1ln\u00ed kolonie naprogramovan\u00e9 syntetick\u00fdmi geny mohou sestavit mikroskopick\u00e9 \u010d\u00e1stice zlata do u\u017eite\u010dn\u00fdch p\u0159\u00edstroj\u016f, jako jsou senzory, tvrd\u00ed nov\u00e1 studie. \u00a0 Tato pr\u00e1ce je d\u016fkazem schopnosti rozv\u00edjet funk\u010dn\u00ed za\u0159\u00edzen\u00ed vych\u00e1zej\u00edc\u00ed z jedin\u00e9 bu\u0148ky. \u00a0 P\u0159\u00edroda je pln\u00e1 p\u0159\u00edklad\u016f, ve kter\u00fdch \u017eiv\u00e9 v\u011bci vytv\u00e1\u0159ej\u00ed struktury kombinac\u00ed organick\u00fdch a anorganick\u00fdch materi\u00e1l\u016f. Nap\u0159\u00edklad m\u011bkk\u00fd\u0161\u016fm rostou sko\u0159\u00e1pky a lidem kosti. […]","datePublished":"2017-09-25","dateModified":"2017-09-25","author":{"@type":"Person","@id":"https:\/\/www.dvkk.cz\/author\/#Person","name":"","url":"https:\/\/www.dvkk.cz\/author\/","identifier":1,"image":{"@type":"ImageObject","@id":"https:\/\/secure.gravatar.com\/avatar\/a1f3afbcba6a2c855138f9932fa7e5ab7d93bdcdef3da88e8b7e3a89881e43e8?s=96&d=mm&r=g","url":"https:\/\/secure.gravatar.com\/avatar\/a1f3afbcba6a2c855138f9932fa7e5ab7d93bdcdef3da88e8b7e3a89881e43e8?s=96&d=mm&r=g","height":96,"width":96}},"publisher":{"@type":"Organization","name":"dvkk.cz","logo":{"@type":"ImageObject","@id":"\/logo.png","url":"\/logo.png","width":600,"height":60}},"image":{"@type":"ImageObject","@id":"https:\/\/www.dvkk.cz\/wp-content\/uploads\/img_a301504_w1757_t1511599264.jpg","url":"https:\/\/www.dvkk.cz\/wp-content\/uploads\/img_a301504_w1757_t1511599264.jpg","height":0,"width":0},"url":"https:\/\/www.dvkk.cz\/bakterie-vmezerene-do-zlata-mohou-lecit\/","wordCount":407,"articleBody":"Bakteri\u00e1ln\u00ed kolonie naprogramovan\u00e9 syntetick\u00fdmi geny mohou sestavit mikroskopick\u00e9 \u010d\u00e1stice zlata do u\u017eite\u010dn\u00fdch p\u0159\u00edstroj\u016f, jako jsou senzory, tvrd\u00ed nov\u00e1 studie.\u00a0Tato pr\u00e1ce je d\u016fkazem schopnosti rozv\u00edjet funk\u010dn\u00ed za\u0159\u00edzen\u00ed vych\u00e1zej\u00edc\u00ed z jedin\u00e9 bu\u0148ky.\u00a0P\u0159\u00edroda je pln\u00e1 p\u0159\u00edklad\u016f, ve kter\u00fdch \u017eiv\u00e9 v\u011bci vytv\u00e1\u0159ej\u00ed struktury kombinac\u00ed organick\u00fdch a anorganick\u00fdch materi\u00e1l\u016f. Nap\u0159\u00edklad m\u011bkk\u00fd\u0161\u016fm rostou sko\u0159\u00e1pky a lidem kosti. Oboj\u00ed se skl\u00e1d\u00e1 z molekul na b\u00e1zi v\u00e1pn\u00edku s p\u0159\u00edm\u011bs\u00ed organick\u00fdch slo\u017eek.\u00a0Schopnost pou\u017e\u00edvat bakt\u00e9rie k v\u00fdrob\u011b za\u0159\u00edzen\u00ed m\u016f\u017ee m\u00edt mnoho v\u00fdhod oproti sou\u010dasn\u00fdm v\u00fdrobn\u00edm proces\u016fm. Nap\u0159\u00edklad biologick\u00e1 v\u00fdroba vyu\u017e\u00edv\u00e1 suroviny a energii velmi efektivn\u011b a je typicky \u0161etrn\u00e1 k \u017eivotn\u00edmu prost\u0159ed\u00ed.\u00a0\u00a0V\u00fdzkumn\u00ed pracovn\u00edci nov\u00e9 studie za\u010dle\u0148ovali s\u00e9rii syntetick\u00fdch gen\u016f do mikrobu, kter\u00fd je b\u011b\u017en\u00fd v lidsk\u00e9m st\u0159ev\u011b. Tyto geny spole\u010dn\u011b pracovaly trochu jako sou\u010d\u00e1sti elektrick\u00e9ho obvodu, aby provedly soubor biologick\u00fdch instrukc\u00ed.\u00a0\u00a0Genov\u00fd okruh v bakteri\u00edch m\u016f\u017ee tvo\u0159it b\u00edlkoviny, kter\u00e9 mohou zasahovat do specifick\u00fdch anorganick\u00fdch slou\u010denin – v tomto p\u0159\u00edpad\u011b do atom\u016f zlata. Toto zp\u016fsob\u00ed, \u017ee bakterie tvo\u0159\u00ed zlat\u00e9 sko\u0159\u00e1pky o velikosti pr\u016fm\u011brn\u00e9 pihy.\u00a0Tyto zlat\u00e9 sko\u0159\u00e1pky mohou b\u00fdt podle v\u011bdc\u016f pou\u017eity jako tlakov\u00e9 senzory. V\u00fdzkumn\u00edci pou\u017eili m\u011bd\u011bn\u00e9 kabely pro p\u0159ipojen\u00ed zlat\u00fdch kopul\u00ed s LED diodami. Kdy\u017e byl tlak aplikov\u00e1n na kopuli, tato deformace zv\u00fd\u0161ila svou elektrickou vodivost.\u00a0V\u011bdci p\u0159edpokl\u00e1dali, \u017ee konstrukce bude p\u0159\u00edli\u0161 k\u0159ehk\u00e1, ale experiment uk\u00e1zal, \u017ee sn\u00edma\u010d tlaku funguje opravdu dob\u0159e. Kompozitn\u00ed konstrukce je v\u0161ak pru\u017en\u00e1. Pou\u017eit\u00ed nemus\u00ed skon\u010dit jen u tlakov\u00e9ho sn\u00edma\u010de, ale mohly by se za\u010d\u00edt vyr\u00e1b\u011bt biologick\u00e9 materi\u00e1ly k vytvo\u0159en\u00ed \u017eiv\u00fdch obvod\u016f v t\u011ble. Experiment je ale st\u00e1le v po\u010d\u00e1tc\u00edch a je t\u0159eba v\u0161e dokonale propl\u00e1novat. Tato strategie m\u00e1 potenci\u00e1l shrom\u00e1\u017edit materi\u00e1ly, kter\u00e9 mohou reagovat na v\u00edce sign\u00e1l\u016f, p\u0159izp\u016fsobit se \u017eivotn\u00edmu prost\u0159ed\u00ed a samovoln\u011b l\u00e9\u010dit, podobn\u011b jako materi\u00e1ly sestaven\u00e9 biologick\u00fdmi organismy v p\u0159\u00edrod\u011b – nap\u0159\u00edklad zuby, kosti.\u00a0                                                                                                                                                                                                                                                                                                                                                                                        2.8\/5 - (6 votes)        "},{"@context":"https:\/\/schema.org\/","@type":"BreadcrumbList","itemListElement":[{"@type":"ListItem","position":1,"name":"Bakterie vmeze\u0159en\u00e9 do zlata mohou l\u00e9\u010dit","item":"https:\/\/www.dvkk.cz\/bakterie-vmezerene-do-zlata-mohou-lecit\/#breadcrumbitem"}]}]