Sperm tsRNAs contribute to intergenerational inheritance of an acquired metabolic disorder

Q Chen, M Yan, Z Cao, X Li, Y Zhang, J Shi, G Feng… - Science, 2016 - science.org
Increasing evidence indicates that metabolic disorders in offspring can result from the
father's diet, but the mechanism remains unclear. In a paternal mouse model given a high-fat …

Dnmt2 mediates intergenerational transmission of paternally acquired metabolic disorders through sperm small non-coding RNAs

Y Zhang, X Zhang, J Shi, F Tuorto, X Li, Y Liu… - Nature cell …, 2018 - nature.com
The discovery of RNAs (for example, messenger RNAs, non-coding RNAs) in sperm has
opened the possibility that sperm may function by delivering additional paternal information …

Biogenesis and function of tRNA fragments during sperm maturation and fertilization in mammals

U Sharma, CC Conine, JM Shea, A Boskovic, AG Derr… - Science, 2016 - science.org
Several recent studies link parental environments to phenotypes in subsequent generations.
In this work, we investigate the mechanism by which paternal diet affects offspring …

Maternal overnutrition programs hedonic and metabolic phenotypes across generations through sperm tsRNAs

G Sarker, W Sun, D Rosenkranz… - Proceedings of the …, 2019 - National Acad Sciences
There is a growing body of evidence linking maternal overnutrition to obesity and
psychopathology that can be conserved across multiple generations. Recently, we …

Human sperm displays rapid responses to diet

D Nätt, U Kugelberg, E Casas, E Nedstrand… - PLoS …, 2019 - journals.plos.org
The global rise in obesity and steady decline in sperm quality are two alarming trends that
have emerged during recent decades. In parallel, evidence from model organisms shows …

RNA-mediated paternal heredity of diet-induced obesity and metabolic disorders

V Grandjean, S Fourré, DAF De Abreu, MA Derieppe… - Scientific reports, 2015 - nature.com
The paternal heredity of obesity and diabetes induced by a high-fat and/or high-sugar diet
(Western-like diet) has been demonstrated through epidemiological analysis of human …

Sperm microRNA content is altered in a mouse model of male obesity, but the same suite of microRNAs are not altered in offspring's sperm

T Fullston, EMC Ohlsson-Teague, CG Print… - PLoS …, 2016 - journals.plos.org
The prevalence of obesity is increasing worldwide and has tripled in men of reproductive
age since the 1970s. Concerningly, obesity is not only comorbid with other chronic diseases …

[HTML][HTML] High-fat diet reprograms the epigenome of rat spermatozoa and transgenerationally affects metabolism of the offspring

T de Castro Barbosa, LR Ingerslev, PS Alm… - Molecular …, 2016 - Elsevier
Objectives Chronic and high consumption of fat constitutes an environmental stress that
leads to metabolic diseases. We hypothesized that high-fat diet (HFD) transgenerationally …

In utero undernourishment perturbs the adult sperm methylome and intergenerational metabolism

EJ Radford, M Ito, H Shi, JA Corish, K Yamazawa… - Science, 2014 - science.org
Introduction The rapid global rise in metabolic disease suggests that nongenetic
environmental factors contribute to disease risk. Early life represents a window of phenotypic …

Paternal exercise improves glucose metabolism in adult offspring

KI Stanford, M Rasmussen, LA Baer, AC Lehnig… - Diabetes, 2018 - Am Diabetes Assoc
Poor paternal diet has emerged as a risk factor for metabolic disease in offspring, and
alterations in sperm may be a major mechanism mediating these detrimental effects of diet …