Results 181 to 190 of about 4,671,452 (419)

No. 23: Labour Migration Trends and Policies in Southern Africa [PDF]

open access: yes, 2010
Since 1990, there have been major changes to longstanding patterns of intra-regional labour migration within the Southern African Development Community (SADC). At the same time, new channels of migration to and from the region have opened.
Crush, Jonathan, Williams, Vincent
core   +1 more source

Evaluation of KRAS and NRAS mutations in metastatic colorectal cancer: an 8‐year study of 10 754 patients in Turkey

open access: yesMolecular Oncology, EarlyView.
This nationwide study evaluated KRAS and NRAS mutations in 10 754 Turkish patients with metastatic colorectal cancer. The results revealed a mutation frequency of 51.1%, with 46.6% having KRAS mutations, 4.5% having NRAS mutations, and 48.5% being wild‐type for both.
Gozde Kavgaci   +6 more
wiley   +1 more source

Youth in Dubrava

open access: yesMigracijske i etničke teme, 1998
The goal of the international project ''lnternationales Lernen" is a comparative study on individual orientations and social representation among youth in five European countries: Germany, the Netherlands, Greece, Latvia and Croatia.
Melita Švob   +2 more
doaj  

Internal Migration and Regional Population Dynamics in Europe: Norway Case Study [PDF]

open access: yes, 1998
This paper reports on internal migration and regional population dynamics in Norway. It examines internal migration patterns and trends in two years, 1984 and 1994, and compares them.
Durham, H.   +3 more
core   +1 more source

Loss of proton‐sensing GPR4 reduces tumor progression in mouse models of colon cancer

open access: yesMolecular Oncology, EarlyView.
G protein‐coupled receptor 4 (GPR4) is a pH‐sensing receptor activated by acidic pH. GPR4 expression is increased in patients with inflammatory bowel disease who are at high risk of developing colorectal cancer. In mouse models, loss of GPR4 attenuated tumor progression. This correlated with increased IL2 and natural killer cell activity.
Leonie Perren   +16 more
wiley   +1 more source

3D Migration Aperture and Formula Connecting Dips of Prestack Time Migrated and Unmigrated Data [PDF]

open access: yesarXiv
Formula connecting dips of unmigrated 2D and prestack time migrated constant offset gathers was recently proposed (Singh, 2024). A handy formula for 2D prestack migration aperture was also derived. We extend the same work to the 3D case, that is, we derive prestack time migration aperture, and formula connecting dips as a function of dip of a planar ...
arxiv  

Source, migration and toxicology of microplastics in soil.

open access: yesEnvironment International, 2020
Jing-Jie Guo   +8 more
semanticscholar   +1 more source

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