G protein-coupled receptors (GPCRs) are integral membrane proteins with seven membrane-spanning helices. Upon binding to a ligand – which can range from small molecules like cyclic AMP to ...

Israel, backed by Washington, will cease contact with the UN's Palestinian humanitarian relief agency UNRWA and any body acting on its behalf, its UN envoy said Tuesday, drawing condemnation from ...

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UNITED NATIONS —Nearly 900 humanitarian aid trucks entered the Gaza Strip on Tuesday, the third day of a ceasefire between Israel and Palestinian militants Hamas, as a senior U.N. official said so far ...

MADRID, Spain - Global tourism fully recovered from the COVID-19 pandemic in 2024 with 1.4 billion international tourist arrivals recorded worldwide due to "robust" demand from key markets, UN Tourism ...

UN agencies responded on Tuesday to President Trump’s executive orders ending US membership of the World Health Organization (WHO) and its adherence to the Paris Climate Agreement, highlighting the ...

The key, according to Johnson, could lie in activating a key receptor, the G-coupled protein receptor (GPR43), that is significantly present in intramuscular adipose tissue but not in subcutaneous ...

Rome: The UN's World Food Programme said on Sunday it was moving full throttle to get food to as many Gazans as possible after border crossings reopened as part of a long-awaited ceasefire deal.

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Alpha measures a manager's skill in adding value to a portfolio beyond market gains. Beta assesses how a stock or fund's volatility compares to the market average. High alpha and low beta indicate ...