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Outputs (43)

Religious minority identity associates with stress and psychological health among Muslim and Hindu women in Bangladesh and London (2024)
Journal Article
Dornisch, S. J., Sievert, L. L., Sharmeen, T., Begum, K., Muttukrishna, S., Chowdhury, O., & Bentley, G. R. (2024). Religious minority identity associates with stress and psychological health among Muslim and Hindu women in Bangladesh and London. American Journal of Human Biology, https://doi.org/10.1002/ajhb.24057

This study examined the association of minority religious identification (Hindu or Muslim) with self-reported stress and psychological symptoms among sedentee and immigrant Bangladeshi women. Women, aged 35-59 (n = 531) were drawn from Sylhet, Bangla... Read More about Religious minority identity associates with stress and psychological health among Muslim and Hindu women in Bangladesh and London.

Sleep tight! Adolescent sleep quality across three distinct sleep ecologies (2023)
Journal Article
Silva-Caballero, A., Ball, H. L., Kramer, K. L., & Bentley, G. R. (2023). Sleep tight! Adolescent sleep quality across three distinct sleep ecologies. Evolution, Medicine, and Public Health, 11(1), 448-460. https://doi.org/10.1093/emph/eoad040

Background and objectives Good sleep quality, associated with few arousals, no daytime sleepiness and self-satisfaction with one’s sleep, is pivotal for adolescent growth, maturation, cognition and overall health. This article aims to identify what... Read More about Sleep tight! Adolescent sleep quality across three distinct sleep ecologies.

Frequency of Phytoestrogen Consumption and Symptoms at Midlife among Bangladeshis in Bangladesh and London (2023)
Journal Article
Sievert, L. L., Sharmeen, T., Begum, K., Muttukrishna, S., Chowdhury, O., & Bentley, G. R. (2023). Frequency of Phytoestrogen Consumption and Symptoms at Midlife among Bangladeshis in Bangladesh and London. Nutrients, 15(17), Article 3676. https://doi.org/10.3390/nu15173676

There is a longstanding interest in the relationship between diet and hot flash symptoms during midlife, especially in whether phytoestrogens ease menopausal symptoms. The purpose of this study was to examine hot flashes, night sweats, trouble sleepi... Read More about Frequency of Phytoestrogen Consumption and Symptoms at Midlife among Bangladeshis in Bangladesh and London.

Srd5a1 is differentially regulated and methylated during pre-pubertal development in the ovary and hypothalamus (2023)
Journal Article
Bar-Sadeh, B., Pnueli, L., Keestra, S., Bentley, G., & Melamed, P. (2023). Srd5a1 is differentially regulated and methylated during pre-pubertal development in the ovary and hypothalamus. Journal of the Endocrine Society, https://doi.org/10.1210/jendso/bvad108

5α-reductase-1 catalyzes production of various steroids, including neurosteroids. We reported previously that expression of its encoding gene, Srd5a1, drops in murine ovaries and hypothalamic pre-optic area (POA) after early-life immune stress, seemi... Read More about Srd5a1 is differentially regulated and methylated during pre-pubertal development in the ovary and hypothalamus.

Relationship of Estradiol and Progesterone with Partnership and Parity Among Bangladeshi and British Women of European Origin (2023)
Journal Article
Bentley, G. R., Núñez-de la Mora, A., Freed, M. C., Begum, K., Muttukrishna, S., Sharmeen, T., …Leidy Sievert, L. (2023). Relationship of Estradiol and Progesterone with Partnership and Parity Among Bangladeshi and British Women of European Origin. Human Nature, 34(1), 1-24. https://doi.org/10.1007/s12110-023-09442-6

Recent studies in social endocrinology have explored the effects of social relationships on female reproductive steroid hormones—estradiol and progesterone—investigating whether they are suppressed in partnered and parous women. Results have been mix... Read More about Relationship of Estradiol and Progesterone with Partnership and Parity Among Bangladeshi and British Women of European Origin.

Sleep deprivation among adolescents in urban and indigenous-rural Mexican communities (2023)
Journal Article
Silva-Caballero, A., Ball, H. L., Kramer, K. L., & Bentley, G. R. (2023). Sleep deprivation among adolescents in urban and indigenous-rural Mexican communities. Scientific Reports, 13(1), Article 1058. https://doi.org/10.1038/s41598-023-28330-8

Comparing the nature of adolescent sleep across urban and more isolated, rural settings through an ecological, cross-cultural perspective represents one way to inform sleep nuances and broaden our understanding of human development, wellbeing and evo... Read More about Sleep deprivation among adolescents in urban and indigenous-rural Mexican communities.

Now you have read the book, what next? (2022)
Book Chapter
Bentley, G. R., Roberts, C. A., Elton, S., & Plomp, K. A. (2022). Now you have read the book, what next?. In K. A. Plomp, C. A. Roberts, S. Elton, & G. R. Bentley (Eds.), Palaeopathology and Evolutionary Medicine: An Integrated Approach. Oxford University Press

Squatting, Pelvic Morphology, and a Reconsideration of Childbirth Difficulties (2022)
Journal Article
Gorman, J., Roberts, C. A., Newsham, S., & Bentley, G. R. (2022). Squatting, Pelvic Morphology, and a Reconsideration of Childbirth Difficulties. Evolution, Medicine, and Public Health, 10(1), 243-255. https://doi.org/10.1093/emph/eoac017

Childbirth is commonly viewed as difficult in human females, encompassed by the “Obstetrical Dilemma” (OD) described by early palaeoanthropologists as an evolved trade-off between a narrow pelvis necessitated by bipedalism and a large-brained fetal h... Read More about Squatting, Pelvic Morphology, and a Reconsideration of Childbirth Difficulties.

Epigenetic regulation of 5α reductase-1 underlies adaptive plasticity of reproductive function and pubertal timing (2022)
Journal Article
Bar-Sadeh, B., Amichai, O. E., Pnueli, L., Begum, K., Leeman, G., Emes, R. D., …Melamed, P. (2022). Epigenetic regulation of 5α reductase-1 underlies adaptive plasticity of reproductive function and pubertal timing. BMC Biology, 20(1), Article 11. https://doi.org/10.1186/s12915-021-01219-6

Women facing increased energetic demands in childhood commonly have altered adult ovarian activity and shorter reproductive lifespan, possibly comprising a strategy to optimize reproductive success. Here we sought to understand the mechanisms of earl... Read More about Epigenetic regulation of 5α reductase-1 underlies adaptive plasticity of reproductive function and pubertal timing.

Early Life, Life Course and Gender Influences on Levels of C-Reactive Protein among Migrant Bangladeshis in the UK (2021)
Journal Article
Begum, K., Cooper, G. D., Nahar, P., Akhter, N., Kasim, A., & Bentley, G. R. (2022). Early Life, Life Course and Gender Influences on Levels of C-Reactive Protein among Migrant Bangladeshis in the UK. Evolution, Medicine, and Public Health, 10(1), 21-35. https://doi.org/10.1093/emph/eoab041

Background and objectives: Humans co-evolved with pathogens, especially helminths, that educate the immune system during development and lower inflammatory responses. Absence of such stimuli in industrialized countries is associated with higher basel... Read More about Early Life, Life Course and Gender Influences on Levels of C-Reactive Protein among Migrant Bangladeshis in the UK.

No impact of developmental conditions on serum estradiol levels among Bangladeshi women in the UK and Bangladesh (2021)
Journal Article
Chaney, C., Begum, K., Núñez-de la Mora, A., Sievert, L., Muttukrishna, S., Harries, V., …Bentley, G. (2022). No impact of developmental conditions on serum estradiol levels among Bangladeshi women in the UK and Bangladesh. American Journal of Human Biology, 34(3), Article e23631. https://doi.org/10.1002/ajhb.23631

Introduction: While many aspects of female ovarian function respond to environmental stressors, estradiol (E2) appears less sensitive to stressors than progesterone, except under extreme ecological conditions. However, earlier studies relied on saliv... Read More about No impact of developmental conditions on serum estradiol levels among Bangladeshi women in the UK and Bangladesh.

Risk factors for Non-Communicable Diseases Related to Obesity among First- and Second-Generation Bangladeshi Migrants Living in North-east or South-east England (2021)
Journal Article
Akhter, N., Begum, K., Nahar, P., Cooper, G., Vallis, D., Kasim, A., & Bentley, G. R. (2021). Risk factors for Non-Communicable Diseases Related to Obesity among First- and Second-Generation Bangladeshi Migrants Living in North-east or South-east England. International Journal of Obesity, 45(7), 1588-1598. https://doi.org/10.1038/s41366-021-00822-5

Background: Obesity is a global burden, which significantly increases the risk of non-communicable diseases (NCDs). More than a quarter of adults in the United Kingdom are obese, but prevalence varies by ethnicity, and South Asians have the largest b... Read More about Risk factors for Non-Communicable Diseases Related to Obesity among First- and Second-Generation Bangladeshi Migrants Living in North-east or South-east England.

Mismatch: A comparative study of vitamin D status in British-Bangladeshi migrants (2021)
Journal Article
Smith, N., Sievert, L. L., Muttukrishna, S., Begum, K., Murphy, L., Sharmeen, T., …Bentley, G. R. (2021). Mismatch: A comparative study of vitamin D status in British-Bangladeshi migrants. Evolution, Medicine, and Public Health, 9(1), 164-173. https://doi.org/10.1093/emph/eoab001

Background and objectives Low levels of vitamin D among dark-skinned migrants to northern latitudes and increased risks for associated pathologies illustrate an evolutionary mismatch between an environment of high ultraviolet (UV) radiation to which... Read More about Mismatch: A comparative study of vitamin D status in British-Bangladeshi migrants.

Don’t Blame the BAME: Ethnic and Structural Inequalities in Susceptibilities to COVID-19 (2020)
Journal Article
Bentley, G. (2020). Don’t Blame the BAME: Ethnic and Structural Inequalities in Susceptibilities to COVID-19. American Journal of Human Biology, 32(5), https://doi.org/10.1002/ajhb.23478

This article has been written from the UK, using British terminology to refer to ethnic minorities where BAME (Black, Asian, minority ethnic groups) is a commonly used and recognized acronym. In the United Kingdom, Asian also generally refers to mino... Read More about Don’t Blame the BAME: Ethnic and Structural Inequalities in Susceptibilities to COVID-19.

Unravelling the role of epigenetics in reproductive adaptations to early-life environment (2020)
Journal Article
Melamed, P., Bar-Sadeh, B., Rudnizky, S., Pnueli, L., Bentley, G., Stoger, R., & Kaplan, A. (2020). Unravelling the role of epigenetics in reproductive adaptations to early-life environment. Nature Reviews Endocrinology, 16, 519-533. https://doi.org/10.1038/s41574-020-0370-8

Reproductive function adjusts in response to environmental conditions in order to optimize success. In humans, this plasticity includes age of pubertal onset, hormone levels and age at menopause. These reproductive characteristics vary across populat... Read More about Unravelling the role of epigenetics in reproductive adaptations to early-life environment.

The timing of adrenarche in Maya girls, Merida, Mexico (2020)
Journal Article
Keestra, S. M., Bentley, G. R., Núñez-de la Mora, A., Houghton, L. C., Wilson, H., Vázquez-Vázquez, A., …Varela-Silva, M. I. (2021). The timing of adrenarche in Maya girls, Merida, Mexico. American Journal of Human Biology, 33(2), Article e23465. https://doi.org/10.1002/ajhb.23465

Aims: To investigate adrenarcheal age among Maya girls and its association with body composition and dietary variables. We hypothesized adrenarche would occur earlier given the current dual burden of nutrition in Mexico. Materials and Methods: 25 May... Read More about The timing of adrenarche in Maya girls, Merida, Mexico.

Assessing Endogenous and Exogenous Hormone Exposures and Breast Development in a Migrant Study of Bangladeshi and British Girls (2020)
Journal Article
Howland, R., Deziel, N., Bentley, G., Booth, M., Choudhury, O., Hofmann, J., …Houghton, L. (2020). Assessing Endogenous and Exogenous Hormone Exposures and Breast Development in a Migrant Study of Bangladeshi and British Girls. International Journal of Environmental Research and Public Health, 17(4), Article 1185. https://doi.org/10.3390/ijerph17041185

Timing of breast development (or thelarche) and its endogenous and exogenous determinants may underlie global variation in breast cancer incidence. The study objectives were to characterize endogenous estrogen levels and bisphenol A (BPA) exposure us... Read More about Assessing Endogenous and Exogenous Hormone Exposures and Breast Development in a Migrant Study of Bangladeshi and British Girls.

Beyond the Sex Doll: Post-Human Companionship and the Rise of the ‘Allodoll’ (2018)
Journal Article
Langcaster-James, M., & Bentley, G. R. (2018). Beyond the Sex Doll: Post-Human Companionship and the Rise of the ‘Allodoll’. Robotics, 7(4), https://doi.org/10.3390/robotics7040062

The increasing market for realistic sex dolls has led to heated debate about future relationships with these entities and whether they could lead to an increasing objectification of women or possibly encourage abuse. However, limited academic researc... Read More about Beyond the Sex Doll: Post-Human Companionship and the Rise of the ‘Allodoll’.

Childhood ecology influences salivary testosterone, pubertal age and stature of Bangladeshi UK migrant men (2018)
Journal Article
Magid, K., Chatterton, R. T., Ahamed, F. U., & Bentley, G. R. (2018). Childhood ecology influences salivary testosterone, pubertal age and stature of Bangladeshi UK migrant men. Nature Ecology and Evolution, 2(7), 1146-1154. https://doi.org/10.1038/s41559-018-0567-6

Male reproductive investment is energetically costly, and measures of human reproductive steroid hormones (testosterone), developmental tempo (pubertal timing) and growth (stature) correlate with local ecologies at the population level. It is unclear... Read More about Childhood ecology influences salivary testosterone, pubertal age and stature of Bangladeshi UK migrant men.

Hot flash report and measurement among Bangladeshi migrants, their London neighbors, and their community of origin (2016)
Journal Article
Sievert, L., Begum, K., Sharmeen, T., Murphy, L., Whitcomb, B., Chowdhury, O., …Bentley, G. (2016). Hot flash report and measurement among Bangladeshi migrants, their London neighbors, and their community of origin. American journal of physical anthropology, 161(4), 620-633. https://doi.org/10.1002/ajpa.23062

1 Objectives To examine hot flashes in relation to climate and activity patterns, and to compare subjective and objective hot flashes among Bangladeshi immigrants to London, their white London neighbors, and women still living in their community of o... Read More about Hot flash report and measurement among Bangladeshi migrants, their London neighbors, and their community of origin.

Applying evolutionary thinking in medicine: an introduction (2016)
Book Chapter
Bentley, G. (2016). Applying evolutionary thinking in medicine: an introduction. In A. Alvergne, C. Jenkinson, & C. Faurie (Eds.), Evolutionary thinking in medicine : from research to policy and practice (1-16). Springer Verlag. https://doi.org/10.1007/978-3-319-29716-3_1

Evolutionary approaches to medicine are varied and underpinned by an understanding of basic principles in evolutionary biology. Rather than considering immediate or proximate causes for pathologies, or norms among and between individuals which is mor... Read More about Applying evolutionary thinking in medicine: an introduction.

Hot flushes and reproductive hormone levels during the menopausal transition (2016)
Journal Article
Dhanoya, T., Sievert, L., Muttukrishna, S., Begum, K., Sharmeen, T., Kasim, A., …Bentley, G. (2016). Hot flushes and reproductive hormone levels during the menopausal transition. Maturitas: An international journal of midlife health and beyond, 89, 43-51. https://doi.org/10.1016/j.maturitas.2016.03.017

Introduction Evidence suggests that hot flushes are associated with fluctuating levels of oestradiol (E2) during menop\\10.10.23.91\S5_WatchFolder\REJECTED\MNT_ELSEVIER_JOURNAL_MAT_6582_110ause, as well as changes in the levels of follicle-stimulatin... Read More about Hot flushes and reproductive hormone levels during the menopausal transition.

Ethnicity or environment: Effects of migration on ovarian reserve among Bangladeshi women in the United Kingdom (2015)
Journal Article
Begum, K., Muttukrishna, S., Leidy Sievert, L., Sharmeen, T., Murphy, L., Chowdhury, M., …Bentley, G. (2016). Ethnicity or environment: Effects of migration on ovarian reserve among Bangladeshi women in the United Kingdom. Fertility and Sterility, 105(3), 744-754.e1. https://doi.org/10.1016/j.fertnstert.2015.11.024

Objective To assess whether the quality of early childhood environments among different groups of Bangladeshi women, including migrants to the United Kingdom (UK), contributes to variation in ovarian reserve and the rate of reproductive aging in late... Read More about Ethnicity or environment: Effects of migration on ovarian reserve among Bangladeshi women in the United Kingdom.

A migrant study of pubertal timing and tempo in British-Bangladeshi girls at varying risk for breast cancer (2014)
Journal Article
Houghton, L., Cooper, G., Bentley, G., Booth, M., Chowdhury, O., Troisi, R., …Katki, H. (2014). A migrant study of pubertal timing and tempo in British-Bangladeshi girls at varying risk for breast cancer. Breast Cancer Research, 16(6), Article 469. https://doi.org/10.1186/s13058-014-0469-8

Introduction: Earlier menarche is related to subsequent breast cancer risk, yet international differences in the age and tempo of other pubertal milestones and their relationships with body mass index (BMI) are not firmly established in populations a... Read More about A migrant study of pubertal timing and tempo in British-Bangladeshi girls at varying risk for breast cancer.

Childhood Environment Influences Adrenarcheal Timing among First-Generation Bangladeshi Migrant Girls to the UK (2014)
Journal Article
Houghton, L., Cooper, G., Booth, M., Chowdhury, O., Troisi, R., Ziegler, R., …Bentley, G. (2014). Childhood Environment Influences Adrenarcheal Timing among First-Generation Bangladeshi Migrant Girls to the UK. PLoS ONE, 9(10), Article e109200. https://doi.org/10.1371/journal.pone.0109200

Background: Adrenarche is a key early life event that marks middle childhood at approximately 7 years of age. Earlier work with British-Bangladeshi migrant women suggested that environmental conditions experienced before adrenarche influence adult re... Read More about Childhood Environment Influences Adrenarcheal Timing among First-Generation Bangladeshi Migrant Girls to the UK.

Somatic, mood, and vasomotor symptoms at midlife in relation to family structure and household workloads in Sylhet, Bangladesh (2013)
Journal Article
Sharmeen, T., Sievert, L., Begum, K., Chowdhury, O., Muttukrishna, S., & Bentley, G. (2013). Somatic, mood, and vasomotor symptoms at midlife in relation to family structure and household workloads in Sylhet, Bangladesh. Anthropological Review, 76(2), 199-216. https://doi.org/10.2478/anre-2013-0019

The purpose of this study was to test whether the frequencies of vasomotor, somatic, and emotional symptoms at midlife were associated with household composition or workloads. Patrilocal family arrangements are common in Bangladesh and, since mothers... Read More about Somatic, mood, and vasomotor symptoms at midlife in relation to family structure and household workloads in Sylhet, Bangladesh.

Life course effects on age at menopause among Bangladeshi sedentees and migrants to the UK (2013)
Journal Article
Murphy, L., Sievert, L., Begum, K., Sharmeen, T., Puleo, E., Chowdhury, O., …Bentley, G. (2013). Life course effects on age at menopause among Bangladeshi sedentees and migrants to the UK. American Journal of Human Biology, 25(1), 83-93. https://doi.org/10.1002/ajhb.22345

Objectives: To assess how different variables experienced across the life course, but particularly during early life, might affect age at menopause among 174 Bangladeshi migrants to London by comparing them to 157 nonmigrant sedentees and 154 women o... Read More about Life course effects on age at menopause among Bangladeshi sedentees and migrants to the UK.

Early life effects on reproductive function. (2008)
Book Chapter
Núñez-de la Mora, A., & Bentley, G. (2008). Early life effects on reproductive function. In W. Trevathan, E. Smith, & J. McKenna (Eds.), Evolutionary Medicine and Health: New Perspectives (149-168). Oxford University Press

Dental analyses of the Bab edh-Dhra’ human remains. (2008)
Book Chapter
Bentley, G., & Perry, V. (2008). Dental analyses of the Bab edh-Dhra’ human remains. In D. Ortner, & B. Frohlich (Eds.), The EB I Tombs and Burials of Bâb edh Dhrâ, Jordan. AltaMira Press

Practical aspects of Evolutionary Medicine. (2008)
Book Chapter
Bentley, G., & Aunger, R. (2008). Practical aspects of Evolutionary Medicine. In S. Elton, & P. O'Higgins (Eds.), Medicine and Evolution: Current Applications, Future Prospects (215-237.). CRC Press

Betel nut use among first and second generation Bangladeshi women in London, UK. (2007)
Journal Article
Nunez-de la Mora, A., Napolitano, D., Uddin, F., Choudhury, O., & Bentley, G. (2007). Betel nut use among first and second generation Bangladeshi women in London, UK. Journal of Immigrant and Minority Health, 9(4), 299-306. https://doi.org/10.1007/s10903-007-9041-2

This study evaluated the effects of socio-economic variables and migration history on the prevalence of betel nut and smokeless tobacco use in both UK- and Bangladeshi born migrant women resident in London. No significant difference in betel nut use... Read More about Betel nut use among first and second generation Bangladeshi women in London, UK..

The impact of developmental conditions on adult salivary estradiol levels: Why this differs from progesterone? (2007)
Journal Article
Nunez de la Mora, A., Bentley, G., Choudhury, O., Napolitano, D., & Chatterton, R. (2008). The impact of developmental conditions on adult salivary estradiol levels: Why this differs from progesterone?. American Journal of Human Biology, 20(1), 2-14. https://doi.org/10.1002/ajhb.20698

Women living in energetically stressful conditions have significantly lower baseline salivary steroid levels compared to those in affluent environments. Developmental hypotheses suggest that interpopulation variation in ovarian function results from... Read More about The impact of developmental conditions on adult salivary estradiol levels: Why this differs from progesterone?.

Potential Use of Biomarkers for Analyzing Inter-Population and Cross-Cultural Variability in Reproductive Aging. (2007)
Journal Article
Bentley, G., & Muttukrishna, S. (2007). and Cross-Cultural Variability in Reproductive Aging. Menopause, 14(4), 669-679. https://doi.org/10.1097/gme.0b013e318093df43

Objective: The aims of this study were (1) to document the extent of variability in physiological aspects of reproductive aging; (2) to outline those areas where more work is needed to expand our knowledge of this variability; (3) to outline availa... Read More about Potential Use of Biomarkers for Analyzing Inter-Population and Cross-Cultural Variability in Reproductive Aging..

Childhood conditions influence adult progesterone levels (2007)
Journal Article
Nunez-de-la-Mora, A., Chatterton, R., Choudhury, O., Napolitano, D., & Bentley, G. (2007). Childhood conditions influence adult progesterone levels. PLoS Medicine, 4(5), 813-821. https://doi.org/10.1371/journal.pmed.0040167

Background Average profiles of salivary progesterone in women vary significantly at the inter- and intrapopulation level as a function of age and acute energetic conditions related to energy intake, energy expenditure, or a combination of both. In ad... Read More about Childhood conditions influence adult progesterone levels.

The effect of chewing betel nut on measurements of salivary progesterone and estradiol. (2006)
Journal Article
Núñez-de la Mora, A., Chatterton, R. T., Mateo, E. T., Jesmin, F., & Bentley, G. R. (2007). The effect of chewing betel nut on measurements of salivary progesterone and estradiol. American journal of physical anthropology, 132(2), 311-315. https://doi.org/10.1002/ajpa.20513

The measurement of steroids in saliva is both simple and non-invasive and has been widely used in field and clinical-based research. The observance of particular cultural practices by some populations, however, may hamper accurate hormonal analyses.... Read More about The effect of chewing betel nut on measurements of salivary progesterone and estradiol..