Collective cell migration is defined as the coordinated movement of multiple cells that retain cell–cell contacts while coordinating their actin dynamics and intracellular signalling.

The universality of calcium as an intracellular messenger depends on its enormous versatility. Cells have a calcium signalling toolkit with many components that can be mixed and matched to create ...

The Institute for Supply Management (ISM) manufacturing purchasing managers' index (PMI) came in at 48.5 in May, indicating contraction in U.S. manufacturing for a third straight month.

US economy shows signs of 'paralysis' as new data reveals hiring slowdown, activity contraction in May Josh Schafer · Reporter Updated Thu, Jun 5, 2025, 9:49 AM 3 min read ...

A private gauge of China's manufacturing activity tumbled into contraction in May, touching the lowest level since September 2022 as tariffs continue to weigh despite a trade truce with the U.S.

Stephen Poh, executive director at SIPMM, noted that the slower contraction could be due to “thawing trade tensions when the world’s two largest economies slashed their substantial tariffs”. On May 12 ...

US weekly jobless claims at seven-month high; trade deficit posts record contraction. Nonfarm payrolls likely increased by 130,000 jobs last month after advancing by 177,000 in April ...

In an isometric contraction, your muscle is engaged, but it’s not changing size (1, 2). This form of exercise involves no movement and instead focuses on holding your body in a position for a ...

WASHINGTON, United States — US services sector activity shrank in May for the first time since mid-2024, according to survey data released Wednesday, with President Donald Trump's tariffs ...

The incubation period for the coronavirus is between 2 and 14 days. On average, COVID-19 symptoms appear around 5 days after exposure, but this can vary. Learn more.

Myosin II, like many molecular motors, is a two-headed dimer held together by a coiled-coil rod. The stability of the (S2) rod has implications for head−head interactions, force generation, and ...

Learn about and revise the muscular system with this BBC Bitesize GCSE PE (OCR) study guide.