Results 131 to 140 of about 334,943 (248)

Genetic aspects of lactase deficiency in indigenous populations of Siberia

open access: yesВавиловский журнал генетики и селекции
The ability to metabolize lactose in adulthood is associated with the persistence of lactase enzyme activity. In European populations, lactase persistence is determined mainly by the presence of the rs4988235-T variant in the MCM6 gene, which increases ...
B. A. Malyarchuk
doaj   +1 more source

Long-term barriers to economic development [PDF]

open access: yes
What obstacles prevent the most productive technologies from spreading to less developed economies from the world’s technological frontier? In this paper, we seek to shed light on this question by quantifying the geographic and human barriers to the ...
Spolaore, Enrico, Wacziarg, Romain
core  

Analysing Milk and Dairy Consumption in Ancient Societies: Bioarchaeological, Evolutionary and Human Social Perspectives

open access: yesWorld
Background: In prehistoric societies, especially in the Neolithic period, the study of the palaeodiet assumes special importance as it is one of the points in human history characterised by important changes in diet.
Cláudia Gomes   +11 more
doaj   +1 more source

The biochemical and genetical analysis of lactase phlorizin hydrolase: with specific reference to the lactase persistence/ non-persistence polymorphism in man [PDF]

open access: yes, 1994
This thesis describes investigations on the biochemical and genetical properties of human intestinal lactase-phlorizin hydrolase which were designed to help in the understanding of the molecular basis of the lactase persistence / non-persistence ...
Harvey, Clare Barbara
core  

Correction to: The evolutionary genetics of lactase persistence in seven ethnic groups across the Iranian plateau. [PDF]

open access: yesHum Genomics, 2021
Charati H   +7 more
europepmc   +1 more source

Heterogeneity and Microeconometrics Modelling [PDF]

open access: yes
Presented at the 2005 Econometric Society World Congress Plenary Session on "Modelling Heterogeneity". We survey the treatment of heterogeneity in applied microeconometrics analyses. There are three themes. First, there is usually much more heterogeneity
Jesus Carro, Martin Browning
core  

Functional Significance of Single Nucleotide Polymorphisms in the Lactase Gene in Diverse US Patients and Evidence for a Novel Lactase Persistence Allele at −13909 in Those of European Ancestry

open access: green, 2014
Nana Yaa Baffour‐Awuah   +15 more
openalex   +2 more sources

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