Boris Gasparyan

Boris Gasparyan
National Academy of Sciences of Armenia | NAS RA · Institute of Archaeology and Ethnography

About

140
Publications
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Publications

Publications (140)
Chapter
The Armenian Highlands and Caucasus comprise a pivotal region within the known Neanderthal biogeographic range. This topographically and eco-geologically diverse area is very rich in Middle Palaeolithic (MP) archaeology; however, it is still understudied. This chapter summarises results of recent fieldwork and current data on patterns and variabili...
Article
Full-text available
Shirak Province in the Republic of Armenia is very rich in Paleolithic sites. Since the first discovery of Paleolithic artifacts in the 1930s, chance finds and field investigations by numerous scholars and archaeological expeditions have brought to light several new localities and findspots, among which the open-air site complex at Aghvorik is curr...
Article
Background/aim: DARE-19 (NCT04350593) was a randomized trial studying the effects of dapagliflozin, an SGLT2 inhibitor, in hospitalized patients with COVID-19 pneumonia and cardiometabolic risk factors. The conduct of DARE-19 offered the opportunity to define an innovative and clinically meaningful endpoint in a new disease that would best reflect...
Article
Pollen-based vegetation change has been inferred from sediments in Kalavan Red Lake. This small lake is placed in the beech-oak-hornbeam forest, about three kilometres away from archaeological remains. It has the potential to document the Holocene forest history and climate and human impacts on the Lesser Caucasus. However, this lake happens to be...
Article
Background and objectives: Patients who were hospitalized with coronavirus disease 2019 (COVID-19) infection are at high risk of AKI and KRT, especially in the presence of CKD. The Dapagliflozin in Respiratory Failure in Patients with COVID-19 (DARE-19) trial showed that in patients hospitalized with COVID-19, treatment with dapagliflozin versus p...
Preprint
Accessing the genetic information contained in seeds is pivotal for several areas of plant research such as ancient plant DNA and plant breeding. However, DNA retrieval from seeds is challenging owing to the presence of secondary substances that limit DNA quality and quantity. We evaluated the overall efficiency of four methods to extract DNA from...
Poster
Full-text available
10th meeting of the Asian Paleolithic Association; Zhengzhou, China/online
Article
Overview Daily data collection during archaeological fieldwork forms the basis for later interpretation and analysis. Across the world, we observe a wide variety of digital data collection methods and tools employed during fieldwork. Here, we detail the daily practices at four recent survey and excavation projects in the South Caucasian country of...
Article
Full-text available
Hatis-1 is a Lower Paleolithic open-air site on the Hrazdan-Kotayk Plateau of central Armenia. Although the site was tested in the 1980s, little has been published regarding the material. Consequently, we reinvestigated the site by expanding the original test pit to better understand the stratigraphy and recover a new sample of artifacts. As a resu...
Article
Here we report on the unprecedented discovery of the complete skeleton of a ritually interred adult stallion with a bronze ring in its mouth. The horse was buried in a unique 15-meters diameter monumental stone-built tomb excavated in the Aghavnatun necropolis located on the southern slopes of Mt. Aragats, in the northern fringes of the Ararat Depr...
Preprint
Full-text available
Broomcorn millet ( Panicum miliaceum L.) was domesticated in northern China at least 7,000 years ago and was subsequentially adopted as a cereal in many areas throughout Eurasia. One such locale is Areni-1 an archaeological cave site in Southern Armenia, a region that has an important history in crop domestication. The rich botanical material found...
Article
The win odds is a distribution-free method of comparing locations of distributions of two independent random variables. Introduced as a method for analyzing hierarchical composite endpoints, it is well suited to be used in the analysis of ordinal scale endpoints in COVID-19 clinical trials. For a single outcome, we provide power and sample size cal...
Article
The significance of the southern Caucasus in understanding Pleistocene hominin expansions is well established. However, the palaeoenvironments in which Palaeolithic occupation of the region took place are presently poorly defined. The Hrazdan river valley, Armenian Highlands, contains a rich Palaeolithic record alongside Middle Pleistocene volcanic...
Article
Excavated from 2009 to 2019 by the Tübingen-Armenian Paleolithic Project, Aghitu-3 Cave is the only stratified Upper Paleolithic site in Armenia. Sedimentary deposits range from 39,000 to 24,000 calibrated years before present (ka cal BP). The main Paleolithic occupations occurred during the accumulation of Archaeological Horizon (AH) VI between 36...
Article
Full-text available
Most descriptions of obsidian-bearing rhyolitic lava flows and domes are largely based on relatively simple cases of tectonic plate subduction in North America, but Armenian geologists proposed since the 1960s that these models are less suitable for describing rhyolitic volcanism in their research area. Obsidian-producing volcanoes that lie in the...
Article
Background: Patients with heart failure and reduced ejection fraction (HFrEF) will experience multiple hospitalizations for heart failure during the course of their disease. We assessed the efficacy of dapagliflozin on reducing the rate of total (i.e. first and repeat) hospitalizations for heart failure in the Dapagliflozin and Prevention of Advers...
Poster
Full-text available
In Armenia, the increasing number of excavated and chronometrically dated Middle Paleolithic (MP) localities is broadening our view of Late Pleistocene hunter-gatherer settlement dynamics (Marine Isotope Stage [MIS] 3; ~ 60 – 30 ka). This poster summarizes results of ongoing research at several MP sites in a range of contexts to assess variability...
Preprint
Full-text available
In 2013 an Urartian tomb has been identified by chance during the construction of a house in the village of Aghavnadzor in Vayots Dzor Region, Armenia. Despite the tomb was heavily damaged, archaeologists were able to dig it and document it before its destruction. The multiple burial showed the contemporary coexistence of inhumation and incineratio...
Preprint
Full-text available
The paper deals with the results of the discovery of three new archaeological sites in the Kotayk region of modern Republic of Armenia dated to the 3th millennium BC. The archaeological materials collected during the survey are indeed referable to the Kura-Araxes culture that developed in those areas during the Early Bronze Age. The three sites add...
Article
Full-text available
The Armenian highlands encompasses rugged and environmentally diverse landscapes and is characterized by a mosaic of distinct ecological niches and large temperature gradients. Strong seasonal fluctuations in resource availability along topographic gradients likely prompted Pleistocene hominin groups to adapt by adjusting their mobility strategies....
Article
Palaeogenomes provide the potential to study evolutionary processes in real time, but this potential is limited by our ability to recover genetic data over extended timescales.¹ • Hofreiter M. • Paijmans J.L.A. • Goodchild H. • Speller C.F. • Barlow A. • Fortes G.G. • Thomas J.A. • Ludwig A. • Collins M.J. The future of ancient DNA: Technical adva...
Article
Full-text available
Aims: Coronavirus disease 2019 (COVID-19) is caused by a novel severe acute respiratory syndrome coronavirus 2. It can lead to multiorgan failure, including respiratory and cardiovascular decompensation, and kidney injury, with significant associated morbidity and mortality, particularly in patients with underlying metabolic, cardiovascular, respi...
Article
Full-text available
Barozh 12 is a late Middle Paleolithic open-air locality in western Armenia dating from 60,000 to 31,000 years ago. Stratified deposits with high densities of obsidian artifacts permit the analysis of diachronic trends in manufacture, reduction, discard, and toolstone provisioning as related to technological organization in the context of hunter-ga...
Poster
Full-text available
Following the discovery of the H. erectus fossils and stone tools dating to 1.85–1.78 Ma at the site of Dmanisi in Georgia [1], recent field research in neighboring Armenia has focused on documenting Lower Paleolithic (LP) sites that may provide insight into the behavior of the first hominins to occupy Eurasia. The few LP sites under study in Armen...
Article
Full-text available
Here we report the findings from excavations at the open-air Middle Palaeolithic site of Alapars-1 in central Armenia. Three stratified Palaeolithic artefact assemblages were found within a 6-m-thick alluvial-aeolian sequence, located on the flanks of an obsidian-bearing lava dome. Combined sedimentological and chronological analyses reveal three p...
Article
The win ratio is a general method of comparing locations of distributions of two independent, ordinal random variables, and it can be estimated without distributional assumptions. In this paper we provide a unified theory of win ratio estimation in the presence of stratification and adjustment by a numeric variable. Building step by step on the est...
Article
Full-text available
The Hrazdan River valley in Armenia contains Lower, Middle, and Upper Paleolithic archaeological sites and offers access to the Gutansar Volcanic Complex, a large and important source of obsidian. The sites' occupants primarily acquired lithic material from this obsidian source, which is manifested throughout the local landscape, but its obsidian e...
Article
Barozh 12 is a Middle Paleolithic (MP) open-air site located near the Mt Arteni volcanic complex at the margins of the Ararat Depression, an intermontane basin that contains the Araxes River. Sedimentology, micromorphology, geochronology, biomarker evidence, together with an assessment of artifact taphonomy permits the modelling of site formation p...
Article
Full-text available
Being one of the oldest centers of grapevine (Vitis vinifera L.) cultivation, Armenia is rich in local old grape varieties. Today, only a small portion of these varieties is widely used and many varieties that are well-adapted to their environment face extinction. Hence, a detailed investigation of their genetic diversity, uses, and potential for p...
Preprint
Full-text available
Palaeogenomes provide the potential to study evolutionary processes in real time⁠, but this potential is limited by our ability to recover genetic data over extended timescales. The Late Pleistocene currently represents the age-limit for temperate-zone palaeogenome retrieval. Consequently, large portions of the evolutionary histories of many organi...
Preprint
The win ratio is a general method of comparing locations of distributions of two independent, ordinal random variables, and it can be estimated without distributional assumptions. In this paper we provide a unified theory of win ratio estimation in the presence of stratification and adjustment by a numeric variable. Building step by step on the est...
Article
Full-text available
Excavations at Aghitu-3 Cave in Armenia revealed stratified Upper Palaeolithic archaeological horizons (AHs), spanning from 39 to 36,000 cal BP (AH VII) to 29–24,000 cal BP (AH III) and from which we identified the sources of 1120 obsidian artifacts. Not only does AH III—deposited at the onset of the Last Glacial Maximum—have the most artifacts fro...
Article
Full-text available
Grey wolves (Canis lupus) are one of the few large terrestrial carnivores that have maintained a wide geographic distribution across the Northern Hemisphere throughout the Pleistocene and Holocene. Recent genetic studies have suggested that, despite this continuous presence, major demographic changes occurred in wolf populations between the late Pl...
Article
Full-text available
The use of fire played an important role in the social and technological development of the genus Homo. Most archaeologists agree that this was a multi-stage process, beginning with the exploitation of natural fires and ending with the ability to create fire from scratch. Some have argued that in the Middle Palaeolithic (MP) hominin fire use was li...
Conference Paper
Full-text available
Sedimentary records of lipid biomarkers, such as leaf wax n-alkanes, are not only influenced by ecosystem turnover and physiological changes in plants, they are also influenced by earth surface processes integrating these signals. We collected both soil and stream sediments between 1500 and 2500 m.a.s.l. from the Areguni Mountains, a subrange of th...
Article
Full-text available
The Vayots Dzor Fortress Lansdscapes Project investigates the rise and fall of fortress culture in southern Armenia, focusing on the Late Bronze/Early Iron and medieval periods. The paper summarizes the findings of the inaugural field season in 2017. The team performed extensive and intensive survey in a high alpine valley that was a key transporta...
Presentation
The present poster concerns the presentation of the chemical analysis on an unpublished piece of wall painting discovered during Soviet-era excavations at the site of Arin-berd/Erebuni, an Urartian fortress located in the southeast outskirts of the capital of Armenia, Yerevan. This panel is very important because it was discovered beneath another p...
Presentation
Full-text available
The International Symposium on «Loess Deposits as Archives of Environmental Change in the Past» will take place in September 15th to 23th 2019 in Armenia. The Symposium is organized by the Institute of Geological Sciences of the National Academy of Sciences of the Republic of Armenia, supported by the Technische Universität Dresden (Department of G...
Article
Full-text available
Although many large mammal species went extinct at the end of the Pleistocene epoch, their DNA may persist due to past episodes of interspecies admixture. However, direct empirical evidence of the persistence of ancient alleles remains scarce. Here, we present multifold coverage genomic data from four Late Pleistocene cave bears (Ursus spelaeus com...
Article
Full-text available
Current genetic data are equivocal as to whether goat domestication occurred multiple times or was a singular process. We generated genomic data from 83 ancient goats (51 with genome-wide coverage) from Paleolithic to Medieval contexts throughout the Near East. Our findings demonstrate that multiple divergent ancient wild goat sources were domestic...
Article
Some 180 desert kites were reported from Armenia, with puzzling aspects regarding the typological variability and distribution patterns. Although the study of kites in southwest Asia has made many recent advances, their dating and cultural context remain uncertain due to apparent limitations. A division of them includes two major categories, v-shap...
Chapter
Full-text available
Aghitu-3 Cave is the first stratified Upper Paleolithic (UP) cave site discovered in Armenia. The site is situated at an elevation of 1601 m in the southern Armenian Highlands and has yielded three intact archaeological horizons. The site has an excellent preservation of paleoecological archives, which allow for a comprehensive interpretation of th...
Article
With its well-preserved archaeological and environmental records, Aghitu-3 Cave permits us to examine the settlement patterns of the Upper Paleolithic (UP) people who inhabited the Armenian Highlands. We also test whether settlement of the region between ∼39–24,000 cal BP relates to environmental variability. The earliest evidence occurs in archaeo...
Article
Full-text available
Here we report our recent discovery of a new obsidian source in central Armenia. Using portable XRF, we were able to chemically identify “Ptghni” obsidian as a previously unrecognized source on the same day that we first encountered it during our field surveys. Obsidian was found in alluvial-lacustrine sediments exposed within the Hrazdan Gorge, wh...
Chapter
Full-text available
Discovered in 2004 during the planning of a road along the river Barepat, the open air site of Kalavan 1 is located at an altitude of 1630m a.s.l. in the Aregunyats mountain range, which dominates the northern shore of Lake Sevan in Armenia. In the present state of our knowledge, Kalavan 1 appears to present the first evidence of human presence in...
Article
Full-text available
Newly excavated materials from Areni 1 cave allowed characterizing for the first time the anthropological composition of the Late Eneolithic inhabitants of Armenia. Based on anthropological and paleopathological data, physical features and disease pathology of the bones were analyzed. Results of the intergroup statistical analysis identified close...
Conference Paper
The Hrazdan Valley of central Armenia contains several Lower to Middle Paleolithic archaeological sites and is situated at the intersection of Africa, Europe, and Asia making it a critical area to understand the technological evolution of stone tool production and hominin population dynamics. Two related projects are studying this region, the Hrazd...
Article
The southern Caucasus is home to a particularly rich record of Middle Paleolithic (MP) occupation. However, the potential contribution of the southern Caucasus to broader discussions of MP behavior and adaptations has remained largely unfulfilled because many key archaeological assemblages, deriving as they do from either surface scatters or sites...
Article
Full-text available
The cave site Areni-1, located in south-eastern Armenia, which has been excavated during 2007- 2013, yielded rich assemblages of micromammal remains from the Late Chalcolithic and Medieval sequences. In this research the tooth remains of found micromammals are reported.The tooth remains belong to (3) orders including; 1) Order Rodentia: fam. Murida...
Article
Full-text available
The ability to access genomic information from ancient samples has provided many important biological insights. Generating such palaeogenomic data requires specialised methodologies, and a variety of procedures for all stages of sample preparation have been proposed. However, the specific effects and biases introduced by alternative laboratory proc...
Preprint
Full-text available
The ability to access genomic information from ancient samples has provided many important biological insights. Generating such palaeogenomic data requires specialised methodologies, and a variety of procedures for all stages of sample preparation have been proposed. However, the specific effects and biases introduced by alternative laboratory proc...
Article
Full-text available
We report genome-wide ancient DNA from 44 ancient Near Easterners ranging in time between ~12,000 and 1,400 BCE, from Natufian hunter–gatherers to Bronze Age farmers. We show that the earliest populations of the Near East derived around half their ancestry from a ‘Basal Eurasian’ lineage that had little if any Neanderthal admixture and that separat...
Data