AstraZeneca probe closed without charges

US DoJ decision will boost sales of blood thinner Brilinta

US hospital group accuses Chinese hackers

Group says 4.5m patient accounts compromised

Chugai shares soar on Roche buyout talk

Swiss group already owns 61.5% of Japanese drugmaker

Roche / Chugai: uptown problems

An expensive but low risk investment, if it happens

Roche to bid $10bn for control of Chugai

Japanese drugmaker denies any talks with Swiss group

IRS to probe Valeant tax returns

Agency examines tax affairs of Allergan bidder

Salmonella cases linked to single source

Investigators look for food ingredients used at different sites

Investigators accept China jail sentence

Briton and US wife became embroiled in GSK sex tape scandal

Takeover talk sparks InterMune move

US biotech group appoints advisers to assess options

Ebola is not an invincible superbug

New medicines will speed up victory over the virus

Chinese hospitals targeted for takeovers

WHO backs experimental Ebola drugs

Death toll from west African epidemic climbs to 1,013

Guinea shuts borders in bid to halt Ebola

Zambia and Gambia impose new restrictions

US groups ponder the great tax escape

Walgreens plans to stay put but others have fewer relocation qualms

GSK investigator jailed for 30 months

Graft saga highlights risks faced by foreign business people in China

Cure a moral ailment over epidemic

Doctors and nurses are widely shunned, believed by many to spread Ebola rather than cure it

Roche clashes with Nice on cancer drug

WHO declares Ebola global emergency

Advice stops short of travel ban to at-risk areas

Trial of UK investigator opens in China

Humphrey, who undertook work for GSK, faces illegal data charges

NHS trust delays bidding to run hospital

Move ensures no contest held until after 2015 election

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