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A Concoction Pipeline for Generating Molecular Operational Taxonomic Units (MOTUs) Among Riparian and Aquatic Beetles

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Delineating genetic relationships among the Maya.

Lisa Ibarra-Rivera¹, Sheyla Mirabal, Manuela M Regueiro

¹Department of Biological Sciences, Florida International University, Miami, FL 33199, USA.

American Journal of Physical Anthropology

|November 15, 2007

Summary

Genetic analysis reveals that Mayan descendants across Mesoamerica share distinct genetic affinities, despite cultural and linguistic diversity. This supports theories of extensive ancient trade networks within the Mayan empire.

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Using Phylogenetic Analysis to Investigate Eukaryotic Gene Origin

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Published on: August 14, 2018

Area of Science:

Anthropology
Genetics
Mesoamerican Studies

Background:

The Classic Maya civilization (by 250 AD) was advanced in writing, math, astronomy, and architecture.
7.5 million Mayan descendants inhabit Mexico, Guatemala, Belize, El Salvador, and Honduras, speaking over 28 languages.
Despite geographic and linguistic diversity, shared cultural traits suggest a common Mayan identity.

Purpose of the Study:

To investigate if shared Mayan cultural traits reflect underlying genetic affinities.
To determine the genetic distinctiveness of Mayan populations within Mesoamerica.
To explore patterns of genetic exchange among Mayan communities.

Main Methods:

Analysis of 15 autosomal STR loci in four Mayan populations (K'iche, Kakchikel, Campeche, Yucatan).
Comparison with previously published population data from Mesoamerica.
Utilized population genetics principles to infer relationships.

Main Results:

Mayan populations form a genetically distinct group within Mesoamerica.
Mayan groups exhibit greater genetic similarity to each other than to other regional populations.
Evidence suggests gene flow occurred between different Mayan communities.

Conclusions:

Shared cultural characteristics among Mayan descendants are mirrored by genetic similarities.
The findings support historical theories of significant trade and interaction throughout the Mayan empire.
Genetic data underscore the enduring distinctiveness of the Mayan people.