SamuwarKimiyya

Artificial kwayoyin "Cynthia" (photo)

A ko'ina cikin tarihin mu jinsin tare da mutum da kansa ci gaba da inganta makamai. Da farko akwai bushe na aiki, da kuma daga baya - farauta kayan aikin. Gun, wuka, traumatic, makaman nukiliya - kawai wani bangare, tare da wanda wani mutumin yãƙi ga rayuwa.

A 21st karni, duniya ya firgita da jita-jita, da sauyin yanayi da kuma nazarin halittu barazana. Kuma idan kasancewar sauyin yanayi da makamai ba a tabbatar, da tambaya da biohazard ba lallai ba ne. Out-na-iko da wucin gadi kwayoyin "Cynthia" to kai tsaye hujja. Ko da yake, a cewar masana kimiyya, suka kawo shi musamman domin zaman lafiya dalilai.

Abin da ya wakiltar?

Ya kamata a lura a lokaci daya, da kwayoyin "Cynthia" ba wanzu a yanayi, kuma ba zai iya sun zo ba tare da taimakon mutumin. A ta ci gaba da aiki 20 masana kimiyya zukatanku, kuma ya jagoranci wani rukunin na Nobel Hamilton Smith. Wannan tsawon lokacin da ya dauki mutane don ƙirƙirar wani iri na Mycoplasma, iya haifa a kan nasu.

Da farko, masana kimiyya da kwayuka kwayoyin da aka sani da Mycoplasma genitalium, wanda yana dauke da 482 gene. Da taimakon ta chromosomes, suka halitta da bacillus gaba ɗaya kwamfuta DNA. Babban aiki na wanda ya aiwatar da "Cynthia," shi ne wani aiki aiwatar man fetur da kuma ninka hanzari.

Mun so mafi kyau

A spring 2010 akwai wata babbar hatsari a Gulf na Mexico. Mai dandali nutse, haddasa baki zinariya fara fada a cikin kandami. Zuba dade fiye da watanni uku. A sakamakon haka, kusan mutane miliyan 5 ganga na man fetur sun kasance a cikin bay.

A bacteria "Cynthia" ya kawar da sakamakon da wannan mummunan hatsari. A shekarar 2011 ya kaddamar da bacillus a cikin teku. Duk da haka, da suka ce da cewa kimiyya al'umma ba a sanar, da kuma kwayoyin da aka aiko zuwa cikin ruwa ma da sauri, ba tare da ta dace shirye-shiryen.

A karo na farko a roba nau'i na rayuwa da gaske cika su kai tsaye aikinsu. Masana kimiyya da nuna alfahari kallo a matsayin mai slick zama karami. Kuma da 'yan jarida gudanar ya sanar da masu karatu game da sabuwar dabara na da nazarin halittu purifier m kawar da teku na hadari kamun kifi da dabbobi da man fetur. Duk da haka, nan da nan ya bayyana cewa combustible ruwa a cikin wannan hali ne karami na biyu Mũnãnan ayyuka.

A bacteria ya mutated

Wani abu da ya faru da sauri. Wannan dakin gwaje-gwaje tsari na wucin gadi rai tsari ciyar kawai man fetur a Gulf na bacillus ya iya dandana wasu delicacies. I da ɗanɗanar karkashin ruwa mazaunan, da kwayoyin "Cynthia" mutated. A farko a kan "albasa" kama plankton a kan bacillus fara domin ya fi girma marine rayuwa.

The jiki "Cynthia" da dama, ta hanyar kananan raunuka a jiki. Musamman idan akai la'akari da yaduwa. A wani al'amari na sa'o'i da kwayoyin cin bãya abin ya shafa yankin da kuma motsa "wajen samar da" sabon ƙasa. A autopsy, ga alama cewa jiki kawai rotted daga cikin.

Back a shekarar 2011 a isasshe manyan US wallafe sun bayyana shakku game da primary aiki, wanda aka sanya da masana kimiyya da kwayoyin. Bayyana ƙiri cewa tabbas "Cynthia" da aka asali ɗauki cikinsa a matsayin nazarin halittu makami, da kuma teku da shi zo da hatsari.

Wa ya na cikin hatsari?

Yana duk ya fara a cikin Gulf of Mexico, duk da haka, kwayoyin motsa da sauri ta cikin teku. Ciki har da ta cikin ruwan sama girgije. Maimakon haka da sauri mu zo ga ƙarshe cewa salla mutuwar tsuntsaye da kifi a Arkansas da arewacin Louisiana zargi "Cynthia" kwayoyin. Hotuna game da dubu 100 kifi surfaced yada a duk faɗin duniya. Nazarin ya nuna cewa wadanda ke fama da kayan ciki aka lalace mafi.

Sa'an nan an unknown cuta bugi mazaunan Arctic da kuma Alaska. Akwai fara mutu like a baya ba a sani ba cuta. Dabbobi ba zai iya fahimtar dalilin: dabbobi ba su sha wahala daga cututtuka, ga radiation kuma da alama ba. Sa'an nan muka yanke shawarar gudanar da wani more in-zurfin bincike. Duk da haka, da ba da sakamakon duniya da ya ba tukuna aka koya.

"Cynthia," da kuma mutumin da

Ya mutu mutuwar akuba a matsayin mutanen da suka yanke shawarar daukar wani tsoma a cikin Gulf of Mexico. Kamar 'yan kwanaki ulcers faruwa a gabobin, haddasa ciki zub da jini. Mutane da aka mutuwa kawai saboda sharkaf ƙafafunsa a cikin Gulf. Abin ba in ciki, da kuma shekaru da aka ba biya da hankali, "Cynthia" (kwayoyin). Photos of wadanda aka buga a kafofin watsa labarai, haddasa tausayi da kyama.

Kawar da bala'i, BP ya aika da mutane. A cewar unofficial dannym- kuma a wannan yanayin ya taba gudanar da aikin hukuma statistics, - 128 ma'aikata da aka kamuwa da bacillus, amma bisa ga kwangila, sun kasance bã su yarda a tuntube da al'umma kananan dakunan shan magani.

Sunadarai Bob Naman a cikin wannan shekara ta 2011, ya bayyana cewa kwayoyin shiga jiki ta hanyar wani bude rauni. A hadarin cuta ne mafi girma a cikin mata, saboda gaskiyar cewa suna da mucous membranes a cikin jiki yafi.

wani sabon ƙarni na makamai?

The tambaya: idan irin wannan m sakamakon sun juya daga m amfani da sabon siffofin rai, sa'an nan cewa a wartime da ikon da kwayoyin cuta "Cynthia"? Wasu masana kimiyya yi imani da cewa wannan nazarin halittu makamai zai kasance, idan ba m atomic bam, sa'an nan a kalla zama a wannan matakin.

Ga me ya sa:

  • Bacillus mayar da kanta, kuma shi ne iya ninka hanzari.
  • Ba shi yiwuwa a halakar da (wucin gadi DNA maganin rigakafi ba aiki).
  • A bacteria iya "tafiya" a kan wani dogon nesa (msl, a cikin nau'i na hazo).

Wannan shi ne, sau daya a cikin wani mutumin da jini, shi ne kusan 100% suna fuskantar mutuwa. Alal misali, ko da yanki na kafa ba zai iya ajiye kwayoyin m. Wani tambaya - ko wata al'umma za ta yi kuskure ya yi amfani da wadannan halittu makamai. Bayan duk, idan kwayoyin ne haka muni, shi zai sha wahala daga shi duka.

Shin akwai wata barazana ga Rasha?

Jawo hankali ga gaskiya cewa mai zube a 2010, da kuma "tsaftacewa" fara a shekarar 2011, za mu iya amince ce cewa a lokacin da kwayoyin "Cynthia" Rasha ba m. In ba haka ba, za mu ji sakamakon ko 5 da suka wuce.

Wajen magana, sa'an nan kowane dalili ya yi imani da wani babban-sikelin masifa ta. Kamar yadda muka tuna daga labarin kasa darussa tekuna kewaye dukkan sassa na duniya. Borders da dams da shi, kuma abu ne mai wuya ba, da an ceto daga wani kananan bacilli. Musamman 'yan jarida da aka gamsu da cewa idan "Cynthia" swam zuwa Gulf Stream, wanda bathes Turai.

Sa'an nan duk abin da yake labarai tsoro bace. Kuma a sa'an nan, akwai biyu zabin: ko dai game da mummunan tarihi na bacteria "fanned" daga kõme ba, kõ da masana kimiyya har yanzu gudanar da su mallake ta. Idan gaskiya ne karo na biyu da wani zaɓi, idan akwai yaki, Rasha, kazalika da dukan sauran ƙasashe, shi ne a gabansa.

amsar da masana kimiyya

A rukuni na masana kimiyya sun halitta wani wucin gadi bacillus, ce cewa bacteria, "Cynthia" ba da hannu a cikin azabar da aka faruwa a cikin Gulf of Mexico da kuma a kan gaba na Arctic. A cewar su, wannan nau'i na dabba gina jiki ba zai iya nike rayuwa. Shi ya sa ta ciyar da mai, wanda yake shi ne samfurin na shuka asalin da kuma abinci.

A daya hannun, wannan sanarwa ta kawar da alhakin tare da duka biyu da masana kimiyya da kuma gwamnatin, da damar da kisan kwayoyin cuta a cikin ruwa. A tabbatarwa da kalmomi na tsohon shugaban kasar Amurka Barack Obama da iyalinsa wanka a cikin Gulf of Mexico. Lokaci, ma, a gefen wannan sanarwa. fiye da 5 shekaru sun shude tun da bala'i, kuma idan 'yan jarida, da tsoro, sun dama a kan matattu like m "Cynthia" ba zai daina.

A daya hannun, shi ne iya cewa, batun kawai "ka ɓõye up" ba don tsoro. Talakawa mutãne ba su sani ba, abin da yi da masana kimiyya a zaman dakunan gwaje-gwaje. A ƙarshe, lokacin da yake bunkasa makaman nukiliya, shi ne kuma ba game da ihu a kowane dandali.

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