Previous work, both in embryos and in culture, has shown how converging signals from both nodal/TGFβR and Wnt/β-catenin signalling pathways specify cells to adopt a primitive-streak-like fate and direct them to undertake an epithelial-to-mesenchymal transition (EMT).
So maybe we can't define art, but we can specify what it means to adopt an aesthetic attitude.
What I think is significantly less common is this scenario in which the private actor is basically giving an ultimatum to the public entity and saying, "Do this or else". A colleague told me you see this with the World Bank and the IMF, which will condition a loan on the recipient country's agreement to adopt some specified governance reform.
The VPCs are six equipotent cells that are specified during the L2/L3 molt to adopt the 1°, 2°, or 3° cell fate based on integration of information from Ras, Notch, and Wnt signaling pathways (Sternberg 2005).
Since enactment of the Congressional Budget and Impoundment Control Act of 1974, the law that specifies the process Congress uses to adopt the annual budget, there have been 18 government shutdowns, lasting anywhere from hours to weeks.
There have been several initiatives taken by the United Nations and various non-governmental organisations to encourage NSAGs to adopt agreements specifying obligations with which they agree to comply.
That's the case in North Dakota, where the law allows single people to adopt but specifies that adopting couples must be "husband and wife".
The CRC does not specify which system and format to adopt.
What is needed are more companies to adopt, demand and specify security-friendly, technology-based advances to their inventory management practices.
In addition, article 21(2) of the African Charter on the Rights and Welfare of the Child (1990) requires states to prohibit child marriage and to adopt legislation "to specify the minimum age of marriage to be 18 years".
