ns from the pati

坲s needs t▓o bind with a receptor on the cell membrane of the▓ pig to enter the cells and proliferate, we could kno▓ck out this rece▓ptor in the pig ▓via gene targeti

ng in the▓ pig induced pluripotent stem cell. If the ▓receptor is missing, the virus will not infect the pig."Xiao said the discovery could also ▓be used to improv

e animal farming, n▓ot only by making pigs healthie▓r, but also by modifying the growth-related genes to change and▓ improve th▓e way they grow.However, he warned

ent's own im

mune syste

that it could take sev▓eral years b▓efore some of the ▓potential me▓dical app

m.Pig plurip

lications▓ of the research ▓were in clinical use.He said the next st▓age of t

otent stem

he res▓earch was to use the pig iP▓S cells to ge▓nerate gene-modified pigs th

cell line

a▓t could provide▓ organs for people, improve the pig species or be used for

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s c▓ould

also be

  • used to

    disease resistance.The modified animals would

  • ▓create

    be eit▓her "knock in" pigs ▓where the iPS o

  • models

    r ES cells have been used to transfer a▓n a

pression. We

reduc▓e pollutio▓n causing climat▓e change, at▓tention has focused on the burning of fossil fuels in factories,▓ power stations, and vehicles. But U▓N scientists says farm

ing and forestry accou▓nt for more than 3▓0 percent of th▓e greenhouse gases ▓that are gradually heating the earth. Much of that pollution comes from cattle, ▓sheep and pi