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Glossary

Chemical

Anything made of matter can be called a chemical, although the word is generally used to describe pure substances rather than mixtures.



Articles using this Glossary Item

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Act now to investigate male infertility, urges expert

16 October 2017 - by Annabel Slater

An expert in male fertility has called for urgent research into the stark decline reported in Western sperm counts... [Read More]

Most versatile stem cells yet created

16 October 2017 - by Helen Robertson

Scientists have created the most versatile stem cells to date, which could boost research into the reasons behind failed early pregnancies... [Read More]

Environmental chemicals affect sperm epigenetics

18 September 2017 - by Dr Kimberley Bryon-Dodd

A type of chemical found in various personal beauty products and plastics may affect sperm and lower reproductive success, according to a new study... [Read More]

Common flame retardant reduces IVF success

29 August 2017 - by Charlott Repschlager

Lower IVF success rates have been linked to flame retardants commonly found in household items... [Read More]

Western sperm counts fall by half in past 40 years

31 July 2017 - by Dr Katie Howe

Sperm counts of men in developed nations have fallen by 52 percent in the last 40 years... [Read More]

Cancer-causing effect of common chemical pinpointed

05 June 2017 - by Shaoni Bhattacharya

A common chemical found in household products could increase the risk of cancer by blocking the ability of cells to fix genetic flaws which lead to the disease... [Read More]

Herbal remedy extracts may stop sperm drilling into eggs

22 May 2017 - by Rachel Reeves

Two plant chemicals used in folk medicines block a key step in fertilisation, and may provide a potential alternative to hormone-based contraceptives... [Read More]

Smokers develop 150 mutations per lung cell

07 November 2016 - by Dr Özge Özkaya

For the first time scientists have quantified the number of mutations caused by the number of cigarettes smoked in a lifetime... [Read More]

TV Review: My Amazing Twin

05 September 2016 - by Isobel Steer

My Amazing Twin offers a thought-provoking look at both the scientific and the personal side of type 1 neurofibromatosis... [Read More]

Fracking chemicals linked to reduced sperm count

19 October 2015 - by Lone Hørlyck

Prenatal exposure to chemicals used in fracking for oil or natural-gas operations may affect sperm count later in life, a new study performed on mice suggests... [Read More]

Skin cells transformed into neurons

10 August 2015 - by Jenny Sharpe

Two groups in China have independently succeeded in converting skin cells directly into neurons using different chemical cocktails.... [Read More]

ESHRE 2015: Research highlights

22 June 2015 - by Ayala Ochert

A roundup of research stories from ESHRE 2015 that hit the headlines this week... [Read More]

Nerve cells behind pain and itch sensations made in lab

01 December 2014 - by Siobhan Chan

Nerve cells that react to pain and cold in the same way as human neurons have been formed in the lab, scientists report... [Read More]

Miniature human stem-cell-derived gut grown in mice

27 October 2014 - by Siobhan Chan

A section of functioning human intestine has been transplanted into mice, giving scientists a new model with which to study intestinal diseases... [Read More]

Stroke patients improve after stem cell therapy

18 August 2014 - by Dr Barbara Kramarz

Five stroke patients have begun to recover after being treated with their own stem cells, and have reported no side effects six months after treatment... [Read More]

Scents and sense ability: genes may influence perception of smell

05 August 2013 - by Matthew Thomas

Whether a smell strikes you as fragrant or fetid – or if you even notice it at all – may be influenced by your genes, according to a pair of studies... [Read More]

Induced pluripotent stem cells made without gene manipulation

22 July 2013 - by Holly Rogers

For the first time, scientists have created induced pluripotent stem cells from adult tissue without adding extra genes... [Read More]

Stem cells could help amputated fingertips regrow

17 June 2013 - by Dr Amina Aitsi-Selmi

Stem cells in the nail bed may be the key to regenerating amputated fingertips, if a study on mice is anything to go by... [Read More]

Autism mechanism goes beyond genes

29 April 2013 - by Dr Daniel Grimes

A study on identical twins with distinct autistic traits suggests that epigenetic factors may be important in understanding how the neurological disorder develops... [Read More]

Single gene mutation may be behind type 1 diabetes for minority of patients

11 March 2013 - by Reuben Harwood

Genetic analysis of a family predisposed to type 1 diabetes (T1D) has uncovered the first kind of T1D to be caused by a single gene mutation... [Read More]

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Events using this Glossary Item

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Published by the Progress Educational Trust

CROSSING FRONTIERS

Public Conference
London
8 December 2017

Speakers include

Professor Azim Surani

Professor Magdalena Zernicka-Goetz

Professor Robin Lovell-Badge

Sally Cheshire

Professor Guido Pennings

Katherine Littler

Professor Allan Pacey

Dr Sue Avery

Professor Richard Anderson

Dr Elizabeth Garner

Dr Andy Greenfield

Dr Anna Smajdor

Dr Henry Malter

Vivienne Parry

Dr Helen O'Neill

Dr César Palacios-González

Philippa Taylor

Fiona Fox

Sarah Norcross

Sandy Starr


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