7 results on '"Marie Louise Jørkov"'
Search Results
2. Using SXRF and LA-ICP-TOFMS to Explore Evidence of Treatment and Physiological Responses to Leprosy in Medieval Denmark
- Author
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Anastasia Brozou, Marcello A. Mannino, Stijn J. M. Van Malderen, Jan Garrevoet, Eric Pubert, Benjamin T. Fuller, M. Christopher Dean, Thomas Colard, Frédéric Santos, Niels Lynnerup, Jesper L. Boldsen, Marie Louise Jørkov, Andrei Dorian Soficaru, Laszlo Vincze, and Adeline Le Cabec
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dental tissues ,mineral imbalances ,zinc ,calcium ,leprosy treatment ,lead ,Biology (General) ,QH301-705.5 - Abstract
Leprosy can lead to blood depletion in Zn, Ca, Mg, and Fe and blood enrichment in Cu. In late medieval Europe, minerals were used to treat leprosy. Here, physiological responses to leprosy and possible evidence of treatment are investigated in enamel, dentine, and cementum of leprosy sufferers from medieval Denmark (n = 12) and early 20th century Romania (n = 2). Using SXRF and LA-ICP-TOFMS, 12 elements were mapped in 15 tooth thin sections, and the statistical covariation of paired elements was computed to assess their biological relevance. The results show marked covariations in the Zn, Ca, and Mg distributions, which are compatible with clinical studies but cannot be directly attributed to leprosy. Minerals used historically as a treatment for leprosy show no detectable intake (As, Hg) or a diffuse distribution (Pb) related to daily ingestion. Intense Pb enrichments indicate acute incorporations of Pb, potentially through the administration of Pb-enriched medication or the mobilization of Pb from bone stores to the bloodstream during intense physiological stress related to leprosy. However, comparisons with a healthy control group are needed to ascertain these interpretations. The positive correlations and the patterns observed between Pb and essential elements may indicate underlying pathophysiological conditions, demonstrating the potential of SXRF and LA-ICP-TOFMS for paleopathological investigations.
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- 2023
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3. Mapping human mobility during the third and second millennia BC in present-day Denmark.
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Karin Margarita Frei, Sophie Bergerbrant, Karl-Göran Sjögren, Marie Louise Jørkov, Niels Lynnerup, Lise Harvig, Morten E Allentoft, Martin Sikora, T Douglas Price, Robert Frei, and Kristian Kristiansen
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Medicine ,Science - Abstract
We present results of the largest multidisciplinary human mobility investigation to date of skeletal remains from present-day Denmark encompassing the 3rd and 2nd millennia BC. Through a multi-analytical approach based on 88 individuals from 37 different archaeological localities in which we combine strontium isotope and radiocarbon analyses together with anthropological investigations, we explore whether there are significant changes in human mobility patterns during this period. Overall, our data suggest that mobility of people seems to have been continuous throughout the 3rd and 2nd millennia BC. However, our data also indicate a clear shift in mobility patterns from around 1600 BC onwards, with a larger variation in the geographical origin of the migrants, and potentially including more distant regions. This shift occurred during a transition period at the beginning of the Nordic Bronze Age at a time when society flourished, expanded and experienced an unprecedented economic growth, suggesting that these aspects were closely related.
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- 2019
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4. A matter of months: High precision migration chronology of a Bronze Age female.
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Karin Margarita Frei, Chiara Villa, Marie Louise Jørkov, Morten E Allentoft, Flemming Kaul, Per Ethelberg, Samantha S Reiter, Andrew S Wilson, Michelle Taube, Jesper Olsen, Niels Lynnerup, Eske Willerslev, Kristian Kristiansen, and Robert Frei
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Medicine ,Science - Abstract
Establishing the age at which prehistoric individuals move away from their childhood residential location holds crucial information about the socio dynamics and mobility patterns in ancient societies. We present a novel combination of strontium isotope analyses performed on the over 3000 year old "Skrydstrup Woman" from Denmark, for whom we compiled a highly detailed month-scale model of her migration timeline. When combined with physical anthropological analyses this timeline can be related to the chronological age at which the residential location changed. We conducted a series of high-resolution strontium isotope analyses of hard and soft human tissues and combined these with anthropological investigations including CT-scanning and 3D visualizations. The Skrydstrup Woman lived during a pan-European period characterized by technical innovation and great social transformations stimulated by long-distance connections; consequently she represents an important part of both Danish and European prehistory. Our multidisciplinary study involves complementary biochemical, biomolecular and microscopy analyses of her scalp hair. Our results reveal that the Skrydstrup Woman was between 17-18 years old when she died, and that she moved from her place of origin -outside present day Denmark- to the Skrydstrup area in Denmark 47 to 42 months before she died. Hence, she was between 13 to 14 years old when she migrated to and resided in the area around Skrydstrup for the rest of her life. From an archaeological standpoint, this one-time and one-way movement of an elite female during the possible "age of marriageability" might suggest that she migrated with the aim of establishing an alliance between chiefdoms. Consequently, this detailed multidisciplinary investigation provides a novel tool to reconstruct high resolution chronology of individual mobility with the perspective of studying complex patterns of social and economic interaction in prehistory.
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- 2017
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5. Stature in 19th and early 20th century Copenhagen. A comparative study based on skeletal remains
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Marie Louise Jørkov
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Adult ,Male ,Population level ,Adolescent ,Body height ,Denmark ,Economics, Econometrics and Finance (miscellaneous) ,Biology ,Standard of living ,Social class ,Danish ,Sex Factors ,Sex factors ,Humans ,Femur ,Child ,Skeleton ,History, 19th Century ,History, 20th Century ,Middle Aged ,language.human_language ,Body Height ,Military Personnel ,Social Class ,language ,Female ,Demography - Abstract
Individual stature depends on multifactorial causes and is often used as a proxy for investigating the biological standard of living. While the majority of European studies on 19th and 20th century populations are based on conscript heights, stature derived from skeletal remains are scarce. For the first time in Denmark this study makes a comparison between skeletal stature and contemporary Danish conscript heights and investigates stature of males and females temporally and between socially distinct individuals and populations in 19th and early 20th century Copenhagen. A total of 357 individuals (181 males, 176 females) excavated at the Assistens cemetery in Copenhagen is analyzed. Two stature regression formulae (Trotter, 1970; Boldsen, 1990) are applied using femur measurements and evaluated compared to conscript heights. The results indicate that mean male stature using Boldsen follows a similar trend as the Danish conscript heights and that Trotter overestimate stature by ca. 6cm over Boldsen. At an inter population level statistically significant differences in male stature are observed between first and second half of the 19th century towards a slight stature decrease and larger variation while there are no significant changes observed in female stature. There are insignificant differences in stature between middle and high class individuals, but male stature differs statistically between cemeteries (p=0.000) representing middle/high class, paupers and navy employees, respectively. Female stature had no significant wealth gradient (p=0.516). This study provides new evidence of stature among males and females during the 19th century and suggests that males may have been more sensitive to changes in environmental living and nutrition than females.
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- 2015
6. Uniform diet in a diverse society. Revealing new dietary evidence of the Danish Roman Iron Age based on stable isotope analysis
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Lars Jørgensen, Marie Louise Jørkov, and Niels Lynnerup
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Adult ,Male ,Adolescent ,Denmark ,ved/biology.organism_classification_rank.species ,Population ,Subsistence economy ,Biology ,Bone and Bones ,Collagen Type I ,Anthropology, Physical ,Danish ,Terrestrial plant ,Animals ,Humans ,Cemeteries ,education ,Child ,History, Ancient ,Isotope analysis ,education.field_of_study ,Carbon Isotopes ,Nitrogen Isotopes ,Stable isotope ratio ,ved/biology ,Ecology ,Fishes ,Middle Aged ,language.human_language ,History, Medieval ,Diet ,Archaeology ,Anthropology ,Child, Preschool ,language ,Period (geology) ,Female ,Anatomy ,Social status - Abstract
A systematic dietary investigation during Danish Roman Iron Age (1-375AD) is conducted by analyzing stable isotope ratios of carbon (δ(13) C) and nitrogen (δ(15) N) in the collagen of human and animal bone. The human sample comprises 77 individuals from 10 burial sites. In addition 31 samples of mammals and fish were analyzed from same geographical area. The investigation characterizes the human diet among different social groupings and analyses dietary differences present between sex, age, and site phase groups. Diachronically, the study investigates the Roman influences that had an effect on social structure and subsistence economy in both the Early and Late Period. Geographically the locations are both inland and coastal. The isotopic data indicate extremely uniform diet both between and within population groups from Early and Late Roman periods and the data are consistent throughout the Roman Iron Age. Protein consumption was dominated by terrestrial animals with no differences among social status, age, sex, or time period, while terrestrial plant protein only seems to have contributed little in the diet. Furthermore, the consumption of marine or aquatic resources does not seem to have been important, even among the individuals living next to the coast.
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- 2010
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7. The Petrous Bone—A New Sampling Site for Identifying Early Dietary Patterns in Stable Isotopic Studies
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Marie Louise Jørkov, Niels Lynnerup, and Jan Heinemeier
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Molar ,Carbon Isotopes ,Nitrogen Isotopes ,business.industry ,Denmark ,Significant difference ,Dentistry ,Human bone ,Anatomy ,Biology ,History, Medieval ,Anthropology, Physical ,Diet ,Skull ,medicine.anatomical_structure ,Petrous bone ,Anthropology ,Petrous part of the temporal bone ,medicine ,Humans ,Femur ,business ,Skeletal material ,Petrous Bone - Abstract
Intraskeletal variation in the composition of carbon (delta(13)C) and nitrogen (delta(15)N) stable isotopes measured in collagen is tested from various human bones and dentine. Samples were taken from the femur, rib, and petrous part of the temporal bone from well-preserved skeletons of both adults (n = 34) and subadults (n = 24). Additional samples of dentine from the root of 1st molars were taken from 16 individuals. The skeletal material is from a medieval cemetery (AD 1200-1573) in Holbaek, Denmark. Our results indicate that the petrous bone has an isotopic signal that differs significantly from that of femur and rib within the single skeleton (P < 0.001 and P < 0.001, respectively), with only minor variation seen between femur and rib. On the other hand, there was no significant difference between the petrous bone and the 1st molar. The intraskeletal variation may reflect differences in turnover rate among skeletal elements. The inner periosteal layer of the petrous bone is formed in uterus and does not undergo any further remodelling after the age of 2 years, whereas the rib and femur have a continuous turnover rate of approximately 5 and 10-20 years, respectively. From the results of this study it is believed the petrous bone may be a new useful bone element and a supplement or a proxy for teeth in the analysis of early dietary patterns as it may reflect diet in fetal stages and early years of life.
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- 2009
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