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J. Speakman · SciRah

Researcher profile · Semantic Scholar

J. Speakman

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J. Speakman — researcher profile on SciRah

h-index: 100
Works: 668
Citations: 38K

Most-cited papers

Daily Energy Expenditure through the Human Life Course
H. Pontzer, Yosuke Yamada, Hiroyuki Sagayama, P. Ainslie +78 more
2021Science477 citations Open access
Semantic Scholar
GDF15 promotes weight loss by enhancing energy expenditure in muscle
Dongdong Wang, Logan K. Townsend, Geneviève J DesOrmeaux, Sara M. Frangos +25 more
2023Nature225 citations Open access
Semantic Scholar
A standard calculation methodology for human doubly labeled water studies
J. Speakman, Yosuke Yamada, Hiroyuki Sagayama, E. Berman +83 more
2021Cell Reports Medicine141 citations Open access
Semantic Scholar
Energy compensation and adiposity in humans
V. Careau, L. Halsey, H. Pontzer, P. Ainslie +80 more
2021Current Biology107 citations Open access
Semantic Scholar
The energy balance model of obesity: beyond calories in, calories out.
K. Hall, I. Farooqi, Jeffery M Friedman, S. Klein +8 more
2022American Journal of Clinical Nutrition86 citations Open access
Semantic Scholar
Body temperature is a more important modulator of lifespan than metabolic rate in two small mammals
Zhi-Jun Zhao, Jing Cao, Chao-Qun Niu, Menghuan Bao +5 more
2022Nature Metabolism71 citations
Semantic Scholar
Surviving winter on the Qinghai-Tibetan Plateau: Pikas suppress energy demands and exploit yak feces to survive winter
J. Speakman, Qing-Sheng Chi, Łukasz Ołdakowski, Haibo Fu +18 more
2021Proceedings of the National Academy of Sciences of the United States of America71 citations Open access
Semantic Scholar
Total daily energy expenditure has declined over the last 3 decades due to declining basal expenditure not reduced activity expenditure.
J. Speakman, J. D. de Jong, S. Sinha, K. Westerterp +76 more
2023Nature Metabolism60 citations Open access
Semantic Scholar
Influence of environmental factors and parity on milk yield dynamics in barn-housed dairy cattle.
J. L. Marumo, D. Lusseau, J. Speakman, M. Mackie +1 more
2021Journal of Dairy Science59 citations Open access
Semantic Scholar
Very-low-protein diets lead to reduced food intake and weight loss, linked to inhibition of hypothalamic mTOR signaling, in mice.
Ying-Ga Wu, Baoguo Li, Li Li, S. Mitchell +12 more
2021Cell Metabolism57 citations Open access
Semantic Scholar
The Effect of Aerobic and Resistance Training and Combined Exercise Modalities on Subcutaneous Abdominal Fat: A Systematic Review and Meta-analysis of Randomized Clinical Trials.
H. Yarizadeh, Reza Eftekhar, Javad Anjom-Shoae, J. Speakman +1 more
2020Advances in Nutrition54 citations Open access
Semantic Scholar
Higher metabolic plasticity in temperate compared to tropical lizards suggests increased resilience to climate change
Bao-Jun Sun, C. Williams, Teng Li, J. Speakman +4 more
2022Ecological Monographs53 citations
Semantic Scholar
Carbohydrates, insulin, and obesity
J. Speakman, K. Hall
2021Science53 citations
Semantic Scholar
The bioelectrical impedance analysis (BIA) international database: aims, scope, and call for data
A. Silva, F. Campa, S. Stagi, L. Gobbo +69 more
2023European Journal of Clinical Nutrition52 citations Open access
Semantic Scholar
Late lactation in small mammals is a critically sensitive window of vulnerability to elevated ambient temperature
Zhi-Jun Zhao, C. Hambly, Lu-Lu Shi, Zhong-Qiang Bi +2 more
2020Proceedings of the National Academy of Sciences of the United States of America49 citations Open access
Semantic Scholar
Energy Requirements of Male Academy Soccer Players from the English Premier League
M. Hannon, Lloyd J. F. Parker, Daniel J Carney, John Mckeown +6 more
2020Medicine & Science in Sports & Exercise42 citations Open access
Semantic Scholar
Effect of calorie restriction or protein intake on circulating levels of insulin like growth factor I in humans: A systematic review and meta-analysis.
A. Kazemi, J. Speakman, Sepideh Soltani, K. Djafarian
2020Clinical Nutrition40 citations
Semantic Scholar
Obesity: an evolutionary context
J. Speakman, J. Elmquist
2022Life Metabolism38 citations Open access
Semantic Scholar
Physical activity and fat-free mass during growth and in later life
K. Westerterp, Yosuke Yamada, Hiroyuki Sagayama, P. Ainslie +78 more
2021American Journal of Clinical Nutrition36 citations Open access
Semantic Scholar
Bringing into focus treatment limitation and DNACPR decisions: How COVID-19 has changed practice
J. Coleman, Adam H Botkai, E. Marson, F. Evison +5 more
2020Resuscitation36 citations Open access
Semantic Scholar
Effects of ambient temperatures between 5 and 35 °C on energy balance, body mass and body composition in mice
Zhi-Jun Zhao, Rui-Shan Yang, Min Li, Menghuan Bao +3 more
2022Molecular Metabolism34 citations Open access
Semantic Scholar
Energy Expenditure of Female International Standard Soccer Players: A Doubly Labeled Water Investigation
James C. Morehen, Christopher Rosimus, B. Cavanagh, C. Hambly +4 more
2021Medicine & Science in Sports & Exercise32 citations Open access
Semantic Scholar
Inhibitors of dihydroorotate dehydrogenase cooperate with molnupiravir and N4-hydroxycytidine to suppress SARS-CoV-2 replication
Kim M. Stegmann, Antje Dickmanns, N. Heinen, Claudia Blaurock +21 more
2022iScience31 citations Open access
Semantic Scholar
Determinants of heart rate in Svalbard reindeer reveal mechanisms of seasonal energy management
L. M. Trondrud, Gabriel Pigeon, S. Albon, W. Arnold +8 more
2021Philosophical Transactions of the Royal Society of London. Biological Sciences31 citations Open access
Semantic Scholar
Unanswered questions about the causes of obesity
J. Speakman, T. Sørensen, K. Hall, D. Allison
2023Science30 citations
Semantic Scholar
Variability in energy expenditure is much greater in males than females
L. Halsey, V. Careau, H. Pontzer, P. Ainslie +79 more
2022Journal of Human Evolution28 citations Open access
Semantic Scholar
Why does caloric restriction increase life and healthspan? The ‘clean cupboards’ hypothesis
J. Speakman
2020National Science Review26 citations Open access
Semantic Scholar
The energy savings-oxidative cost trade-off for migratory birds during endurance flight
S. McWilliams, Barbara J. Pierce, Andrea Wittenzellner, Lillie A. Langlois +10 more
2020eLife25 citations Open access
Semantic Scholar
Calorie restriction and calorie dilution have different impacts on body fat, metabolism, behavior, and hypothalamic gene expression.
Xue Liu, Zeng-Guang Jin, Stephanie Summers, Davina Derous +4 more
2022Cell Reports23 citations Open access
Semantic Scholar
High dietary protein and fat contents exacerbate hepatic senescence and SASP in mice
J. Nehme, Dengbao Yang, Abdullah Altulea, M. Varela-Eirín +7 more
2021The FEBS Journal23 citations Open access
Semantic Scholar
Depletion of the gut microbiota differentially affects the impact of whey protein on high‐fat diet‐induced obesity and intestinal permeability
S. Boscaini, R. Cabrera-Rubio, A. Golubeva, Oleksandr Nychyk +5 more
2021Physiological Reports23 citations Open access
Semantic Scholar
Chowing down: diet considerations in rodent models of metabolic disease
K. Klatt, K. Bass, J. Speakman, K. Hall
2023Life Metabolism20 citations Open access
Semantic Scholar
Protein quality and quantity influence the effect of dietary fat on weight gain and tissue partitioning via host-microbiota changes.
Oleksandr Nychyk, W. Barton, Agata M Rudolf, S. Boscaini +18 more
2021Cell Reports19 citations Open access
Semantic Scholar
The gut microbiota and its products: Establishing causal relationships with obesity related outcomes
Li-Li Li, Yu-Bing Zhang, J. Speakman, Shan-Liang Hu +2 more
2021Obesity Reviews19 citations Open access
Semantic Scholar
Predicted impact of increasing average ambient temperature over the coming century on mortality from cardiovascular disease and stroke in the USA.
M. Mazidi, J. Speakman
2020Atherosclerosis19 citations Open access
Semantic Scholar
Acceleration predicts energy expenditure in a fat, flightless, diving bird
Olivia Hicks, A. Kato, F. Angelier, D. Wiśniewska +4 more
2020Scientific Reports19 citations Open access
Semantic Scholar
Phylogenetic signal in gut microbial community rather than in rodent metabolic traits
Xue-Ying Zhang, Saeid Khakisahneh, Wei Liu, Xin-Yi Zhang +4 more
2023National Science Review18 citations Open access
Semantic Scholar
Higher than predicted resting energy expenditure and lower physical activity in healthy underweight Chinese adults.
Sumei Hu, Xueying Zhang, Marina Stamatiou, C. Hambly +4 more
2022Cell Metabolism18 citations Open access
Semantic Scholar
Human total, basal and activity energy expenditures are independent of ambient environmental temperature
Xueying Zhang, Yosuke Yamada, Hiroyuki Sagayama, P. Ainslie +41 more
2022iScience18 citations Open access
Semantic Scholar
Quantifying physical activity energy expenditure based on doubly labelled water and basal metabolism calorimetry: what are we actually measuring?
J. Speakman, H. Pontzer
2023Current opinion in clinical nutrition and metabolic care17 citations
Semantic Scholar
Accelerating animal energetics: High dive costs in a small seabird disrupt the dynamic body acceleration - energy expenditure relationship.
Eric Ste Marie, D. Grémillet, J. Fort, A. Patterson +5 more
2022Journal of Experimental Biology17 citations Open access
Semantic Scholar
Very-low-protein diets lead to reduced food intake and weight loss, linked to inhibition of hypothalamic mTOR signaling, in mice.
Ying-Ga Wu, Baoguo Li, Li Li, S. Mitchell +12 more
2021Cell Metabolism17 citations Open access
Semantic Scholar
A Summer Heat Wave Reduced Activity, Heart Rate, and Autumn Body Mass in a Cold-Adapted Ungulate
L. M. Trondrud, Gabriel Pigeon, E. Król, S. Albon +5 more
2023Physiological and Biochemical Zoology16 citations Open access
Semantic Scholar
Genetic variations in adiponectin levels and dietary patterns on metabolic health among children with normal weight versus obesity: the BCAMS study
Ge Li, Ling Zhong, Lan-Wen Han, Yong-Hui Wang +10 more
2021International Journal of Obesity16 citations Open access
Semantic Scholar
A Mesocosm Experiment in Ecological Physiology: The Modulation of Energy Budget in a Hibernating Marsupial under Chronic Caloric Restriction
R. Nespolo, F. Fontúrbel, Carlos Mejías, Rodrigo Contreras +6 more
2021Physiological and Biochemical Zoology16 citations Open access
Semantic Scholar
Protective effects of 5-heptadecylresorcinol against adipocyte mitochondrial dysfunction through upregulation of Sirt3-mediated autophagy.
Yiming Hao, Zi-Hui Yang, Jie Liu, Ziyuan Wang +4 more
2022Journal of Nutritional Biochemistry14 citations
Semantic Scholar
The effects of graded calorie restriction XVII: Multitissue metabolomics reveals synthesis of carnitine and NAD, and tRNA charging as key pathways
L. García-Flores, Cara L. Green, S. Mitchell, D. Promislow +3 more
2021Proceedings of the National Academy of Sciences of the United States of America14 citations Open access
Semantic Scholar
Behavioural variability, physical activity, rumination time, and milk characteristics of dairy cattle in response to regrouping.
J. L. Marumo, D. Lusseau, J. Speakman, M. Mackie +3 more
2024Animal12 citations Open access
Semantic Scholar
The Effects of Graded Levels of Calorie Restriction: XIX. Impact of Graded Calorie Restriction on Protein Expression in the Liver
Lu Wang, Davina Derous, Xia-He Huang, S. Mitchell +4 more
2023The journals of gerontology. Series A, Biological sciences and medical sciences12 citations Open access
Semantic Scholar
Effects of dietary macronutrients on the hepatic transcriptome and serum metabolome in mice
Ying-Ga Wu, Cara L. Green, Guanlin Wang, Deng-Bao Yang +14 more
2022Aging Cell12 citations Open access
Semantic Scholar

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