In vitro fertilisation: perinatal risks and early childhood outcomes. by Vulliemoz, N, McVeigh, E, Kurinczuk, J

Waste, fertilising product, or something else? EU regulation of biochar by Štrubelj, L

“…Additionally, the recently enacted Fertilising Products Regulation (EU/2019/1009) is investigated, and its approach to label biochar a fertilising product. …”

Sperm competition dynamics: ejaculate fertilising efficiency changes differentially with time by Pizzari, T, Worley, K, Burke, T, Froman, D

“…The differential rate at which rival ejaculates lose their fertilising efficiency over time is therefore expected to influence the outcome of sperm competition.…”

Sperm competition dynamics: ejaculate fertilising efficiency changes differentially with time. by Pizzari, T, Worley, K, Burke, T, Froman, D

“…The differential rate at which rival ejaculates lose their fertilising efficiency over time is therefore expected to influence the outcome of sperm competition. …”

Pre-treatment preferences and characteristics among patients seeking in vitro fertilisation. by Walsh, A, Collins, G, Le Du, M, Walsh, D, Sills, E

“…METHODS: Data on readiness for twin pregnancy outcome from in vitro fertilisation (IVF) was gathered from men and women before initiating fertility treatment by anonymous questionnaire. …”

Endometrial scratching before in vitro fertilisation does not increase live birth rate by Pluddemann, A, Onakpoya, I

“…Endometrial scratching can be offered to women undergoing in vitro fertilisation to increase the probability of pregnancy. …”

Relative importance of fertiliser addition to plants and exclusion of predators for aphid growth in the field. by Müller, C, Fellowes, MD, Godfray, H

“…Potential plant quality was manipulated by regular addition of NPK-fertiliser and predator pressure was reduced by interception traps; the experiment was carried out at two sites. …”

Using locally available fertilisers to enhance the yields of swidden farmers in Papua New Guinea by Hazenbosch, M, Sui, S, Isua, B, Beauchamp, E, Frouz, J, Imale, K, Jimbude, M, Milner-Gulland, EJ, Novotný, V, Veselá, H, Morris, RJ

“…<p><strong>Results and conclusions</strong></p> Few farmers typically used compost, chicken manure or NPK fertiliser. Many were keen to try these fertilisers, provided they had more information. …”

Spatial variability of ocean fertilising nutrients in the dust-emitting ephemeral river catchments of Namibia by Dansie, A, Thomas, D, Wiggs, G, Munkittrick, K

“…Nutrient enrichment of valley sediments and proximity to the South Atlantic suggests aeolian dust could play an important role in ocean fertilisation. The fertility of valley dust is dependent on fluvial sediments originating in the upper catchments on the Southern African Central Plateau. …”

Nitrogen cycle impacts on CO2 fertilisation and climate forcing of land carbon stores by Huntingford, C, Burke, EJ, Jones, CD, Jeffers, ES, Wiltshire, AJ

“…These connections require quantification, as they may eventually suppress land fertilisation, and so fewer emissions are allowed to follow any prescribed future global warming pathway. …”

Understanding the physiology of pre-fertilisation events in the human spermatozoa--a necessary prerequisite to developing rational therapy. by Conner, S, Lefièvre, L, Kirkman-Brown, J, Michelangeli, F, Jimenez-Gonzalez, C, Machado-Oliveira, G, Pixton, K, Brewis, I, Barratt, C, Publicover, S

“…The underlying premise of our research programme is to establish a rudimentary understanding of the processes necessary for successful fertilisation. In this manuscript, we detail advances in our understanding of calcium signalling in the cell and outline genetic and proteomic technologies that are being used to improve the diagnosis of the condition.…”

Long-term GnRH agonist therapy before in vitro fertilisation (IVF) for improving fertility outcomes in women with endometriosis by Georgiou, E, Melo, P, Baker, P, Sallam, H, Arici, A, Garcia-Velasco, J, Abou-Setta, A, Becker, C, Granne, I

“…BACKGROUND:Endometriosis is known to have an impact on fertility and it is common for women affected by endometriosis to require fertility treatments, including in vitro fertilisation (IVF) or intracytoplasmic sperm injection (ICSI), to improve the chance of pregnancy. …”

Births in Great Britain resulting from assisted conception, 1978-87. MRC Working Party on Children Conceived by In Vitro Fertilisation. by Beral, V

“…OBJECTIVE: To describe the characteristics at birth of children conceived by in vitro fertilisation (IVF) or by gamete intrafallopian transfer (GIFT) and to assess whether they differ from those of children conceived naturally. …”

Elective Freezing of embryos versus Fresh embryo transfer in In-vitro fertilisation – a multicentre randomised controlled trial in the UK (E-Freeze) by Maheshwari, A, Bell, JL, Bhide, P, Cole, C, Hardy, P, Juszczak, E, Kurinczuk, J, Linsell, L, Stanbury, K

“…R.M. reports consulting fees from Gedeon Richter, honorarium from Merck, support fees for attendance at educational events and conferences for Merck, Ferring, Bessins and Gedeon Richter, payments for participation on a Merck Safety or Advisory Board, Chair of the British Fertility Society and payments for an advisory role to the Human Fertilisation and Embryology Authority. G.S. reports travel and accommodation fees for attendance at a health economic advisory board from Merck KGaA, Darmstadt, Germany. …”

A double ovulation protocol for Xenopus laevis produces doubled fertilisation yield and moderately transiently elevated corticosterone levels without loss of egg quality by Moss, C, Vacca, B, Arnold, J, Hubens, C, Lynch, DM, Pegge, J, Green, MAR, Hosie, CA, Smith, TE, Green, JBA

“…The African claw-toed frog, Xenopus laevis, is a well-established laboratory model for the biology of vertebrate oogenesis, fertilisation, and development at embryonic, larval, and metamorphic stages. …”

Preimplantation genetic screening should be used in all in vitro fertilisation cycles in women over the age of 35 years: FOR: Optimising reproductive outcomes is cost-effective and minimises adverse sequelae by Ben Nagi, J, Serhal, P, Wells, D, Jones, BP

Minimising twins in in vitro fertilisation: A modelling study assessing the costs, consequences and cost-utility of elective single versus double embryo transfer over a 20-year time horizon by Scotland, G, McLernon, D, Kurinczuk, J, McNamee, P, Harrild, K, Lyall, H, Rajkhowa, M, Hamilton, M, Bhattacharya, S

“…Objectives To assess the cumulative costs and consequences of double embryo transfer (DET) or elective single embryo transfer (eSET) in women commencing in vitro fertilisation (IVF) treatment aged 32, 36 and 39 years. …”

‘I haven’t met them, I don’t have any trust in them. It just feels like a big unknown’: a qualitative study exploring the determinants of consent to use Human Fertilisation and Embryology Authority registry data in research by Carson, C, Hinton, L, Kurinczuk, J, Quigley, M

“…<p><strong>Objectives</strong> To explore why and how fertility patients decide to allow (or deny) the use of personal data held in the Human Fertilisation and Embryology Authority registry for linkage and research.…”

E-Freeze - a randomised controlled trial evaluating the clinical and cost effectiveness of a policy of freezing embryos followed by thawed frozen embryo transfer compared with a policy of fresh embryo transfer, in women undergoing in vitro fertilisation: a statistical analysis plan by Bell, JL, Hardy, P, Greenland, M, Juszczak, E, Cole, C, Maheshwari, A, Bhattacharya, S, Linsell, L

“…BACKGROUND:The E-Freeze trial is a multi-centre randomised controlled trial of fresh versus frozen embryo transfer for women undergoing in vitro fertilisation. This paper describes the statistical analysis plan for the E-Freeze trial. …”

Study protocol: E-freeze - freezing of embryos in assisted conception: a randomised controlled trial evaluating the clinical and cost effectiveness of a policy of freezing embryos followed by thawed frozen embryo transfer compared with a policy of fresh embryo transfer, in women undergoing in vitro fertilisation by Maheshwari, A, Bhattacharya, S, Bowler, U, Brison, D, Child, T, Cole, C, Coomarasamy, A, Cutting, R, Harbottle, S, Hardy, P, Juszczak, E, Khalaf, Y, Kurinczuk, J, Lavery, S, Lewis-Jones, C, Macklon, N, Raine-Fenning, N, Rajkohwa, M, Scotland, G, Troup, S

“…BACKGROUND:Infertility affects one in seven couples; many of these need in vitro fertilisation (IVF). IVF involves external hormones to stimulate a woman's ovaries to produce eggs which are harvested surgically. …”