Lucilla Poston

The effect of pre- and peri-conceptional undernutrition on arterial function in adult female sheep are vascular bed dependent (2009)

Torrens, Christopher, Snelling, Tristram H., Chau, Ryan, Shanmuganathan, Meena, Cleal, Jane K., Poore, Kirsten R., ...

The nutritional environment during development and even prior to conception may contribute to cardiovascular risk. In mature adult female sheep, we investigated the effect of preconceptional and...

Mismatched pre- and postnatal nutrition leads to cardiovascular dysfunction and altered renal function in adulthood (2007)

Cleal, Jane K., Poore, Kirsten R., Boullin, Julian P., Khan, Omar, Chau, Ryan, Hambidge, Oliver, ...

The early life environment has long-term implications for the risk of developing cardiovascular (CV) disease in adulthood. Fetal responses to changes in maternal nutrition may be of immediate benefit...

Mismatched pre- and postnatal nutrition leads to cardiovascular dysfunction and altered renal function in adulthood (2007)

Cleal, Jane K., Poore, Kirsten R., Boullin, Julian P., Khan, Omar, Chau, Ryan, Hambidge, Oliver, ...

The early life environment has long-term implications for the risk of developing cardiovascular (CV) disease in adulthood. Fetal responses to changes in maternal nutrition may be of immediate benefit...

Folate supplementation during pregnancy improves offspring cardiovascular dysfunction Induced by protein restriction (2006)

Torrens, Christopher, Brawley, Lee, Anthony, Frederick W., Dance, Caroline S., Dunn, Rebecca, Jackson, Alan A., ...

Dietary protein restriction in the rat compromises the maternal cardiovascular adaptations to pregnancy and leads to raised blood pressure and endothelial dysfunction in the offspring. In this study...

Placental-related diseases of pregnancy: involvement of oxidative stress and implications in human evolution (2006)

Jauniaux, Eric, Poston, Lucilla, Burton, Graham J.

Miscarriage and pre-eclampsia are the most common disorders of human pregnancy. Both are placental-related and exceptional in other mammalian species. Ultrasound imaging has enabled events during...

Placental-related diseases of pregnancy: involvement of oxidative stress and implications in human evolution (2006)

Jauniaux, Eric, Poston, Lucilla, Burton, Graham J.

Miscarriage and pre-eclampsia are the most common disorders of human pregnancy. Both are placental-related and exceptional in other mammalian species. Ultrasound imaging has enabled events during...

Effects of pre-natal and early post-natal undernutrition on adult internal thoracic artery function (2005)

Khan, Omar A., Torrens, Christopher, Noakes, David E., Poston, Lucilla, Hanson, Mark A., Green, Lucy R., ...

Objective: Previous studies in humans and animals have suggested that undernutrition in utero and in early post-natal life may lead to altered vascular function in a number of peripheral arteries. We...

Diet-induced obesity in the rat: a model for gestational diabetes mellitus (2004)

Poston, Lucilla, Van Assche, F André

OBJECTIVES: Obesity is one of the most important risk factors for the development of gestational diabetes mellitus (GDM). However, in obese women, it is difficult to disentangle the genetic and...

Predictive adaptive responses to maternal high-fat diet prevent endothelial dysfunction but not hypertension in adult rat offspring (2004)

Khan, Imran, Dekou, Vasia, Hanson, Mark A., Poston, Lucilla, Taylor, Paul

Background— Population-based studies suggest that fetal adaptive responses to maternal dietary imbalance confer survival benefit when the postnatal diet remains suboptimal but increase...

Interleukin-1β Induces Calcium Transients and Enhances Basal and Store Operated Calcium Entry in Human Myometrial Smooth Muscle1 (2003)

Rachel M. Tribe, Patrick Moriarty, Annette Dalrymple, Abdul A. Hassoni, Lucilla Poston

We have previously reported increased protein expression of sarcoplasmic reticulum calcium ATPase (SERCA) 2b in myometrium from women in labor at term, but the stimulus for this change is unknown....

Dietary protein restriction in pregnancy induces hypertension and vascular defects in rat male offspring (2003)

Brawley, Lee, Itoh, Shigeru, Torrens, Christopher, Barker, Alison, Bertram, Caroline, Poston, Lucilla, ...

It is established that dietary protein restriction of pregnant rats results in their offspring developing hypertension. However, to date no studies have investigated peripheral vascular function of...

Effect of nutritional restriction in early pregnancy on isolated femoral artery function in mid-gestation fetal sheep (2003)

Nishina, Hidenori, Green, Lucy R., McGarrigle, Hugh H.G., Noakes, David E., Poston, Lucilla, Hanson, Mark A.

Unbalanced maternal nutrition affects fetal endocrine and cardiovascular systems, sometimes accompanied by changes in growth, although this is usually in late gestation. We determined the effect of...

Gender-linked hypertension in offspring of lard-fed pregnant rats (2003)

Khan, Imran Y., Taylor, Paul D., Dekou, Vasia, Seed, Paul T., Lakasing, Lorin, Graham, Delyth, ...

Epidemiological studies suggest an association between maternal nutrition and offspring cardiovascular disease. We previously demonstrated endothelial dysfunction and abnormal aortic fatty acid...

Maternal protein restriction in the rat impairs resistance artery but not conduit artery function in pregnant offspring (2003)

Torrens, Christopher, Brawley, Lee, Barker, Alison C., Itoh, Shigeru, Poston, Lucilla, Hanson, Mark A.

Dietary protein restriction during gestation has been shown to produce vascular dysfunction in pregnant rats and hypertension in their offspring. However, no studies have to date examined the effects...

Low-protein diet impairs vascular relaxation in virgin and pregnant rats (2002)

Koumentaki, Angeliki, Anthony, Frederick, Poston, Lucilla, Wheeler, Timothy

Pregnancy is associated with increases in maternal cardiac output and plasma volume and a reduction in peripheral vascular resistance. Cardiac output and plasma volume are substantially reduced in...

Vasodilation to vascular endothelial growth factor in the uterine artery of the pregnant rat is blunted by low dietary protein intake (2002)

Itoh, Shigeru, Brawley, Lee, Wheeler, Timothy, Anthony, Frederick W., Poston, Lucilla, Hanson, Mark A.

Pregnancy is associated with a substantial increase in uterine artery blood flow, which may in part result from dilation in response to vascular endothelial growth factor (VEGF). Uterine blood flow...

Developmental changes in the functional characteristics and expression of voltage-gated K+ channel currents in rat aortic myocytes (2002)

Belevych, Andriy E., Beck, Richard, Tammaro, Paolo, Poston, Lucilla, Smirnov, Sergey V.

Objective: Active control of the arterial diameter by vascular smooth muscle is one of the principle mechanisms by which vessels adapt to a significant rise in blood pressure after birth. Although...

Expression of cyclo-oxygenase types-1 and -2 in human myometrium throughout pregnancy (1999)

Slater, Donna M., Dennes, William J.B., Campa, Juan S., Poston, Lucilla, Bennett, Phillip R.

Human labour is associated with increased prostaglandin synthesis within the uterus. The aim of this study was to examine the expression of the two isoforms of the central prostaglandin synthetic...

Experimental models of developmental programming: consequences of exposure to an energy rich diet during development

Armitage, James A, Taylor, Paul D, Poston, Lucilla

Studies in both humans and experimental animals addressing the ‘Fetal Origins of Adult Disease’ hypothesis have established a relationship between an adverse intrauterine environment and...

Developmental programming of aortic and renal structure in offspring of rats fed fat-rich diets in pregnancy

Armitage, James A, Lakasing, Lorin, Taylor, Paul D, Balachandran, Aswini A, Jensen, Runa I, Dekou, Vasia, ...

Evidence from human and animal studies suggests that maternal nutrition can induce developmental programming of adult hypertension in offspring. We have previously described a model of maternal...

Developmental programming of the metabolic syndrome by maternal nutritional imbalance: how strong is the evidence from experimental models in mammals?

Armitage, James A, Khan, Imran Y, Taylor, Paul D, Nathanielsz, Peter W, Poston, Lucilla

The incidence of the metabolic syndrome, a cluster of abnormalities focusing on insulin resistance and associated with high risk for cardiovascular disease and diabetes, is reaching epidemic...

Experimental models of developmental programming: consequences of exposure to an energy rich diet during development

Armitage, James A, Taylor, Paul D, Poston, Lucilla

Studies in both humans and experimental animals addressing the ‘Fetal Origins of Adult Disease’ hypothesis have established a relationship between an adverse intrauterine environment and...

Developmental programming of aortic and renal structure in offspring of rats fed fat-rich diets in pregnancy

Armitage, James A, Lakasing, Lorin, Taylor, Paul D, Balachandran, Aswini A, Jensen, Runa I, Dekou, Vasia, ...

Evidence from human and animal studies suggests that maternal nutrition can induce developmental programming of adult hypertension in offspring. We have previously described a model of maternal...

Developmental programming of the metabolic syndrome by maternal nutritional imbalance: how strong is the evidence from experimental models in mammals?

Armitage, James A, Khan, Imran Y, Taylor, Paul D, Nathanielsz, Peter W, Poston, Lucilla

The incidence of the metabolic syndrome, a cluster of abnormalities focusing on insulin resistance and associated with high risk for cardiovascular disease and diabetes, is reaching epidemic...

Mismatched pre- and postnatal nutrition leads to cardiovascular dysfunction and altered renal function in adulthood

Cleal, Jane K., Poore, Kirsten R., Boullin, Julian P., Khan, Omar, Chau, Ryan, Hambidge, Oliver, ...

The early life environment has long-term implications for the risk of developing cardiovascular (CV) disease in adulthood. Fetal responses to changes in maternal nutrition may be of immediate benefit...

Effect of nimesulide and indomethacin on contractility and the Ca2+ channel current in myometrial smooth muscle from pregnant women

Sawdy, Robert, Knock, Gregory A, Bennett, Philip R, Poston, Lucilla, Aaronson, Philip I

The non-steroidal anti-inflammatory drug (NSAID) indomethacin inhibits both constitutive and inducible forms of cyclo-oxygenase (COX-1 and COX-2, respectively), while nimesulide is a selective COX-2...

Activation of nitric oxide synthase by β2-adrenoceptors in human umbilical vein endothelium in vitro

Ferro, Albert, Queen, Lindsay R, Priest, Rachel M, Xu, Biao, Ritter, James M, Poston, Lucilla, ...

Some animal studies suggest that β-adrenoceptor-mediated vasorelaxation is in part mediated through nitric oxide (NO) release. Furthermore, in humans, we have recently shown that forearm blood flow...

The oestrogen receptor β contributes to sex related differences in endothelial function of murine small arteries via EDHF

Luksha, Leonid, Poston, Lucilla, Gustafsson, Jan-Åke, Hultenby, Kjell, Kublickiene, Karolina

Sex related differences in cardiovascular function have been reported in oestrogen receptor β knockout (ERβKO) mice. In this study we examined the role of endothelium-derived hyperpolarizing factor...

Cholesterol-independent endothelial dysfunction in virgin and pregnant rats fed a diet high in saturated fat

Gerber, Robert T, Holemans, Kathleen, O'Brien-Coker, Ivan, Mallet, Anthony I, Van Bree, Rita, Van Assche, F André, ...

Western diets high in saturated fat are associated with an increased incidence of cardiovascular diseases. In this study we have evaluated vascular endothelial function and oxidative stress in virgin...

Expression of nitric oxide synthase isoforms in pregnant human myometrium

Bartlett, Simon R, Bennett, Phillip R, Campa, Juan S, Dennes, William J B, Slater, Donna M, Mann, Giovanni E, ...

Endogenous nitric oxide has been proposed to play a role in the control of myometrial contractility in pregnancy. In this study, the expression, localisation and regulation of nitric oxide synthase...

Maternal protein restriction in the rat impairs resistance artery but not conduit artery function in pregnant offspring

Torrens, Christopher, Brawley, Lee, Barker, Alison C, Itoh, Shigeru, Poston, Lucilla, Hanson, Mark A

Dietary protein restriction during gestation has been shown to produce vascular dysfunction in pregnant rats and hypertension in their offspring. However, no studies have to date examined the effects...

Effect of nutritional restriction in early pregnancy on isolated femoral artery function in mid-gestation fetal sheep

Nishina, Hidenori, Green, Lucy R, McGarrigle, Hugh H G, Noakes, David E, Poston, Lucilla, Hanson, Mark A

Unbalanced maternal nutrition affects fetal endocrine and cardiovascular systems, sometimes accompanied by changes in growth, although this is usually in late gestation. We determined the effect of...

Prenatal stress in the rat results in increased blood pressure responsiveness to stress and enhanced arterial reactivity to neuropeptide Y in adulthood

Igosheva, Natalia, Taylor, Paul D, Poston, Lucilla, Glover, Vivette

We have shown previously that stress in the pregnant rat leads to a heightened cardiovascular response to restraint in adult offspring. The present study was undertaken to explore further the...

Maternal Obesity Induced by Diet in Rats Permanently Influences Central Processes Regulating Food Intake in Offspring

Kirk, Shona L., Samuelsson, Anne-Maj, Argenton, Marco, Dhonye, Hannah, Kalamatianos, Theodosis, Poston, Lucilla, ...

Hypothalamic systems which regulate appetite may be permanently modified during early development. We have previously reported hyperphagia and increased adiposity in the adult offspring of rodents...

Maternal dietary supplementation with saturated, but not monounsaturated or polyunsaturated fatty acids, leads to tissue-specific inhibition of offspring Na+,K+-ATPase

Armitage, James A, Gupta, Sanjana, Wood, Caroline, Jensen, Runa I, Samuelsson, Anne-Maj, Fuller, William, ...

In rats, a maternal diet rich in lard is associated with reduced Na+,K+-ATPase activity in adult offspring kidney. We have addressed the role of different fatty acids by evaluating Na+,K+-ATPase...