2021
Low prevalence of anemia among Shuar communities of Amazonian Ecuador
DeLouize A, Liebert M, Madimenos F, Urlacher S, Schrock J, Cepon‐Robins T, Gildner T, Blackwell A, Harrington C, Amir D, Bribiescas R, Snodgrass J, Sugiyama L. Low prevalence of anemia among Shuar communities of Amazonian Ecuador. American Journal Of Human Biology 2021, 34: e23590. PMID: 33749068, DOI: 10.1002/ajhb.23590.Peer-Reviewed Original ResearchConceptsAnemia prevalenceBody mass indexImportant global health challengeGlobal health challengeAnemia preventionHemoglobin levelsMass indexAnemia ratesLow prevalenceRisk populationsAdult menAdult womenHealth challengesPrevalenceAnemiaAmerican indigenous populationsShuar of EcuadorSouth American indigenous populationsTotal sampleIndigenous populationsPopulation
2002
Population variation in age-related decline in male salivary testosterone
Ellison P, Bribiescas R, Bentley G, Campbell B, Lipson S, Panter-Brick C, Hill K. Population variation in age-related decline in male salivary testosterone. Human Reproduction 2002, 17: 3251-3253. PMID: 12456632, DOI: 10.1093/humrep/17.12.3251.Peer-Reviewed Original Research
1996
Testosterone levels among Aché hunter-gatherer men
Bribiescas R. Testosterone levels among Aché hunter-gatherer men. Human Nature 1996, 7: 163-188. PMID: 24203318, DOI: 10.1007/bf02692109.Peer-Reviewed Original ResearchTestosterone levelsSalivary testosterone levelsOvarian steroidsNonwestern populationsStudy populationProtein anabolismOlder menSkeletal muscleStudy sampleMild correlationMale testosteroneChronic energy shortageTestosteroneAverage testosteroneSteroidsMalesBioactive steroidsAdult malesFunctional significanceMenMale fecundityPopulationRelative suppression