Compound Collection (page 17)

Auranofin drug molecule. Computer artwork showing the structure of a molecule of the drug auranofin. Auranofin, marketed under the name Ridaura

Melatonin, light micrograph
Melatonin. Light micrograph in polarised light of crystals of the hormone melatonin. Melatonin is secreted by the pineal gland in the brain that controls the bodys biological rhythm

Vitamin B1 molecule. Computer model showing the structure of a molecule of vitamin B1 (thiamine). Vitamin B1 is an essential nutrient that humans are unable to produce

Testosterone hormone molecule. Computer model showing the structure of a molecule of the male sex hormone testosterone. Testosterone is the main human androgen

Progesterone hormone molecule. Computer model showing the structure of a molecule of the hormone progesterone. Progesterone is produced in the ovaries of women and the testes of men

Glyphosate weed killer molecule. Computer model showing the molecular structure of a molecule of the herbicide glyphosate. Glyphosate is a widely used herbicide

Ibuprofen molecule. Computer artwork showing the structure of a molecule of the painkilling (analgesic) drug ibuprofen. Ibuprofen is a non-steroidal anti-inflammatory drug (NSAID)

Graphene sheet. Computer artwork showing the structure of a graphene sheet. Graphene is a single layer of graphite. It is composed of hexagonally arranged carbon atoms (spheres)

Caffeine molecule. Computer artwork showing the structure of a molecule of the alkaloid stimulant and legal drug caffeine. Caffeine is found in drinks such as tea, coffee, and fizzy drinks

Asbestos fibres, light micrograph
Light micrograph with Normarski Differential Contrast (DIC) illumination of asbestos fibres. Asbestos has been used in the building industry for many years as a result of its heat resistance

Serotonin molecule. Computer model showing the structure of a molecule of the neurotransmitter (nerve signalling chemical) serotonin (5-hydroxytryptamine)

Aspirin molecule. Computer artwork showing the structure of a molecule of aspirin (acetylsalicylic acid). Atoms are represented as spheres and are colour-coded: carbon (black), hydrogen (white)

Aspirin in action. Computer artwork showing how aspirin has its effect. Aspirin (acetylsalicylic acid) is converted to salicylic acid and acetic acid in the body

Testosterone hormone, light micrograph C015 / 6787
Testosterone hormone. Polarised light micrograph of crystals of the male sex hormone testosterone. Testosterone is the main human androgen hormone

Coagulation factor complex molecule C014 / 0626
Coagulation factor complex molecule. Molecular model showing a blood clotting factor VIIa-tissue factor complex molecule (blue and white ribbons) with a tissue factor pathway inhibitor (TFPI)

Compound leaves, 19th century C015 / 6084
Compound leaves, 19th-century artwork. Compound leaves are those where the leaf is divided into separate leaflets, as opposed to the single blade or lobes of simple leaves (see C015/6083)

Coagulation factor complex molecule C014 / 0585
Coagulation factor complex molecule. Molecular model showing a blood clotting factor VIIa-tissue factor complex molecule (blue and white) with a tissue factor pathway inhibitor (TFPI)

Coagulation factor complex molecule C014 / 0584
Coagulation factor complex molecule. Molecular model showing a blood clotting factor VIIa-tissue factor complex molecule (blue and white ribbons) with a tissue factor pathway inhibitor (TFPI)

Westinghouse electric generator, 1897
Westinghouse electric generator. 19th-century artwork of a compound-type generator (right) directly coupled to a dynamo (left) by a flexible sleeve

Preparing a medicinal iodine solution C018 / 2316
Pharmaceutics. A technician pouring a prepared iodine solution into small bottles for medicinal use. Iodine is used in antiseptic compounds such as povidone-iodine

Insulin crystals, light micrograph C017 / 8246
Insulin. Polarised light micrograph (PLM) of crystals of the hormone insulin. The insulin molecule is made up of two chains of amino acids (A & B chains)

Oestrogen receptor, molecular model
Oestrogen receptor. Molecular model of an oestrogen receptor, bound to a glucocorticoid receptor-interacting protein. Oestrogen receptors are cytoplasmic proteins that bind oestrogens

Myoglobin molecule C015 / 5164
Myoglobin molecule. Computer model showing the structure of a myoglobin molecule. Myoglobin is a protein found in muscle tissue

Transcription factor and DNA molecule C015 / 5344
Transcription factor and DNA molecule. Molecular model of glucocorticoid receptor (GR) transcription factor protein (blue and purple) complexed with a molecule of DNA (deoxyribonucleic acid)

Transcription factor and DNA molecule C015 / 5343
Transcription factor and DNA molecule. Molecular model of glucocorticoid receptor (GR) transcription factor protein (yellow and green) complexed with a molecule of DNA (deoxyribonucleic acid)

Potassium iodide crystals, micrograph C016 / 3119
Potassium iodide crystals, light micrograph. Potassium iodide (KI) is produced in large quantities industrially, and is used in a variety of products, such as disinfectants

DNA and tumour suppressor complex C014 / 0014
DNA and tumour suppressor complex. Molecular model showing a molecule of the p53 tumour suppressor protein (green, centre) bound to a damaged DNA (deoxyribonucleic acid) strand

DNA and methyltransferase complex C014 / 0011
DNA and methyltransferase complex. Molecular model showing a molecule of methyltransferase bound to a DNA (deoxyribonucleic acid) strand (red and yellow)

Neuropeptide Y neurotransmitter molecule C014 / 0013
Neuropeptide Y neurotransmitter molecule. Molecular model showing the structure of the neurotransmitter neuropeptide Y (NPY)

HRas enzyme molecule C014 / 0010
HRas enzyme molecule. Molecular model showing the structure of a molecule of the enzyme GTPase HRas, also known as transforming protein p21

NADH dehydrogenase molecule, artwork C014 / 0009
NADH dehydrogenase molecule. Computer artwork showing the structure of a molecule of NADH dehydrogenase (NADH:ubiquinone reductase or Complex I)

Water molecule, artwork C014 / 0007
Water molecule. Computer artwork showing the structure of a molecule of water (chemical formula H2O), consisting of two atoms of hydrogen (grey) bonded to one atom of oxygen (red)

Benzene molecule, artwork
Benzene molecule, molecular model. Benzene is an aromatic organic compound that consists of a ring of six carbon atoms, each with an attached hydrogen atom

Topiramate antiepileptic drug molecule C013 / 9956
Topiramate. Molecular model of the antiepileptic drug Topiramate (brand name Topamax), an anticonvulsant drug that decreases abnormal excitement in the brain

Phentermine drug molecule C013 / 9952
Phentermine. Molecular model of the appetite suppressant phentermine. This drug is used to help obese patients lose weight by decreasing their appetite

Human Apolipoprotein A-1 molecule. Molecular model showing the structure of a high-density lipoprotein (HDL) known as an apolipoprotein

HIV reverse transcription enzyme C013 / 9613
HIV reverse transcription enzyme. Molecular model of the reverse transcriptase enzyme found in HIV (the human immunodeficiency virus)

4-Methylimidazole molecule C013 / 9438
4-Methylimidazole molecule. Computer model showing the structure of a molecule of the heterocyclic organic chemical compound 4-Methylimidazole (4-MEI)

4-Methylimidazole molecule C013 / 9436
4-Methylimidazole molecule. Computer model showing the structure of a molecule of the heterocyclic organic chemical compound 4-Methylimidazole (4-MEI)

Ribonuclease with RNA DNA hybrid
Ribonuclease with RNA/DNA hybrid. Molecular model of Ribonuclease H (RNAse H, yellow and green) complexed with an RNA (ribonucleic acid, purple) and DNA (deoxyribonucleic acid, pink) hybrid

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A fascinating world of compounds unfolds in this captivating collection of images. From the ancient artistry of knapped flint tools to the intricate beauty of copper and magnesium sulphate crystals, each compound tells its own unique story. In a mesmerizing light micrograph, caffeine crystals shimmer with delicate intricacy, while the process of threshing wheat showcases the compound's vital role in agriculture. The stunning EDTA crystals reveal their exquisite structure under microscopic examination, offering a glimpse into their molecular composition. Oxytocin hormone crystals take center stage in another breathtaking light micrograph, showcasing nature's ability to create intricate patterns. Meanwhile, an ant captured through scanning electron microscopy reminds us that even tiny creatures are composed of complex compounds. Artwork depicting secondary structures of proteins invites contemplation on the building blocks that make life possible. The perovskite crystal structure captivates with its geometric precision and potential for technological advancements. The Simulium damnosum, also known as the Simulian blackfly, is showcased as a remarkable example of nature's interconnectedness and reliance on compounds for survival. Light micrographs unveil oxytocin crystals once again, highlighting their ethereal beauty. Finally, a honey bee captured through scanning electron microscopy serves as a reminder that compounds shape not only our surroundings but also play an essential role in sustaining life itself. This captivating journey through various compounds offers glimpses into both natural wonders and human ingenuity. It underscores how these fundamental elements shape our world in ways both seen and unseen – from ancient tools to modern technology – reminding us that everything around us is ultimately comprised of compounds waiting to be discovered and understood.