sophiya ekkezhsan

sasyangalude vikasanathinidayile raasa mattangal nireekshikkunna oru american sasyashaasthranjayum microchemistumaayirunu sophiya henniyoon ekkezhsan (-juulai 19,1954). 
jeevacharitram.
sophiya ekkezhsan 1880-ll nyoojezhsiyile pazhaya tappanil albert boggert ekkezhsaninteyum aan henniyoon ekkezhsaninteyum makalaayi janichu (avalude krithyamaaya jananatheeyathi anjjaathamaanu). secondary schoolil ninnu birudam nediya sesham, ekkezhsan udan thanne sarvakalashaalayil poyittilla, pakaram kolejile sahodaranmaare sahayichu. ennirunnaalum, 1901 aayappozhekkum avar masaachyusetsile smith collegil chernnu, avide vilyam francis gaanongil ninnu prachodanam ulkkond sasyashaasthrathilum plaant physiologyilum padikkukayum oru currier nadathukayum cheythu. ekkezhsan 1905-ll birudaananthara birudam poortthiyaakki 1907-ll poortthiyaakkiya birudaananthara birudathinaayi smith collegil thaamasichu. smith kolejile ekkezhsan 1905-num 1909-num idayil sasyashaasthra vibhaagathil demonstratoraayum asisttantaayum pravarthichu sasyashasthravum plaant microchemistry padippichu. 1909-ll chikkago sarvakalaashaalayilekk yaatra cheytha ekkezhsaninu phd labhichu.dii. 1911ll.
doktarettu nediya sesham, ekkezhsan 1915 ll plaant microchemistry instructor aakunnathuvare chikkago sarvakalashaalayil asisttant plaant physiologist sthaanam nedi. eee samayat avar washington stettu collegil microchemistaayum jolie cheiyukayaayirunnu. yuu. esumaayi microchemist enna nilayil avar thante jolie thudarnnu.ezz. 1919-ll kaarshika beuro oof plaant industry 1921-ll visconsin sarvakalaashaalayumaayi sahakarichu 1923 vare. 1924-ll newyorkkile yonkezhsile boys thompson instittyoottil plaant microchemistaayi jolie cheiyunnathinu munbu ekkezhsan visconsin sarvakalashaalayil padippikkukayum gaveshanam nadathukayum cheythu; eee padaviyil avar thante kariyarinte backie kaalam thudarnnu, oduvil instittyoottinte microchemistry vakuppinte chairmaanaayi. akkaalat oru sthreeyude apoorva sthaanamaaya botanical sosaitti oof amerikkayude physiological vibhaagathinte vais cheyar (1934), cheyar (1935) ennee nilakalilum ekkezhsan sevanamanushtichu. 1941ll gaveshanathinulla biruda vanithakalkkulla (jii. vii. aii) oonarari angathwa award 1951ll shaasthrathin nalkia mikacha sevanathinulla jii. vii. aii. ezz certificattum avarkk labhichu.
joliyumaayi raajyathudaneelam idaykkide sanjarichathinaal ekkezhsan orikkalum vivaham kazhichilla. 1940ll sajeevamaaya joliyil ninnu viramicha avar 1954 juulai juulai oraazhchathe asukhathe thudarnnu connectikkattile manoharamaaya thaazhvarayil vachu marichu.
gaveshanam.
sasya rasathanthrathekkurichula ekkezhsante pravartthanam avarude phd yill ninnaan aarambhichath.dii. mulaykkumbol vithu bhroonangal engane maarunnu enna vishayathekkurichaan. saadhaaranayaayi hathon ennariyappedunna vividha inam crategas upayogichaanu eee pravartthanam nadathiyathu. avar vividha jaiva thanmathrakalkkaayi jeevanulla tissuevinte bhaagangalkk karayidukayum paakamaya sheshamulla kaalayalavil ensaiminte pravartthanatthilum acidityilum vardhanavu kandethukayum cheythu. 
washington stettu collegil, gothamb chedikalude purogamana vikasanathinaayi pravarthicha avarude vikasana pravartthanangal thudarnnu. daanyangal paakamaakumbol sambhavikkunna raasa mattangal shradhichukondu, thante birudapatanathinu samanamaaya gothambinte raasa, roopaghadana mattangal avar jeevithathiludaneelam tracucheythu. 
visconsin sarvakalaashaalayile hraswakaala bharanakaalathu avar gothamb chedikalude pravartthanam thudarnnu. gothambile rosettu rogavumaayi bandhapetta intra sellular bodikalekkurichulla savisheshamaaya kandethal eee samayat ulppedunnu. eee padanatthil, rosettu rogathinteyum gothambil adhika ila pottiyathinteyum kaaranakkaarane samgham thiranju. mattu mosaik rogangalil ninnu vyathyasthamayi, gothambinte ilayude alavu varshangalolam thudarnnu. mannil helminthosporium saattivam enna fungus vyaapakamaayi baadhichathaayi kandethi, ithu plottile gothambinte 98 sathamaanam vare pottitherikkaan kaaranamaayi. formaldehyde allengil neeravi upayogichu mannu anuvimukthamaakkiyappol, mottling undaayirunnilla, ithu fungus motelinginu kaaranamaayathaayi soochippikkunnu. oru microchemist enna nilayil, ekkezhsan rosettu rogam baadhicha sasyakoshangalekkurichu microscopic padanangal nadathukayum aarogyakaramaya gothamb chedikalil kaanappedaattha eee koshangalile intra sellular bodikal rekhappeduthukayum cheythu. 
boys thompson instittyoottile avarude aadyakaala pravartthanam mosaik sasyangalude elakalekkurichulla padanatthinte thudarchayaayirunnu, ennirunnaalum, eee pareekshanam oru puthiya maathrukaa jeeviyaaya tomattayilaayirunnu. pinneedu, 1931-ll, avarude pravartthanangal microchemical asseyukalilekku maari. tomattokalile mettabolisatthil phosphorasinte kuravu cheluthunna swaadheenam, apple marangalile reductasinte vitharanam, sasyangalile naitrettu kuraykkunnathine badhikkunna avasthakal enniva parishodhikkunna oru patanam avar prasidheekarichu. 
pinneedu boys thompson instittyoottile avarude bharanakaalathu, mannil kaanapedunna proteinukal sasyangal engane samanvayippikkunnu ennathinekkurichum pinneedu parutthiyum mattu sasyangalum 1940 ll viramikkunnathin munbu cellulose kanikakal ulppaadippikkunna prakriyakalekkurichum avar pareekshanangal nadatthi.

