Compounds Collection

Caffeine crystals, light micrograph
Caffeine crystals. Polarised light micrograph of crystals of caffeine (1, 3, 7-trimethylxanthine). Caffeine stimulates the central nervous system increasing alertness and deferring fatigue

Copper and magnesium sulphate, LM
Copper and magnesium sulphate crystals. Polarised light micrograph (LM) of copper sulphate (CuSO4) and magnesium sulphate (MgSO4) crystals

Graphene sheet, artwork C016 / 8274
Graphene sheet. Computer artwork showing the molecular structure of a graphene sheet

Oxytocin hormone crystals, PLM C016 / 7196
Oxytocin. Polarised light micrograph (PLM) of crystals of the female hormone oxytocin. In women this hormone is secreted naturally by the pituitary gland

Secondary structure of proteins, artwork
Secondary structure of proteins, computer artwork. The secondary structure is the shape taken by the strands of proteins, which are biological polymers of amino acids

Perovskite crystal structure. Perovskite is the name for the mineral calcium titanium oxide (CaTiO3)

Oxytocin crystals, light micrograph
Oxytocin. Polarised light micrograph of crystals of the female hormone oxytocin. In women this hormone is secreted naturally by the pituitary gland

Vitamin B12, molecular model. Vitamin B12 (cyanocobalamin) is an essential nutrient that humans are unable to produce and need to obtain from their diet

Copper sulphate crystals, LM
Copper sulphate crystals. Polarised light micrograph (LM) of copper sulphate (CuSO4) crystals

Caffeine drug molecule
Caffeine. Computer model of a molecule of the alkaloid, stimulant and legal drug caffeine. Caffeine is most often consumed in drinks like tea and coffee

Bacterial ribosome. Computer model showing the secondary structure of a 30S (small) ribosomal sub-unit from the bacteria Thermus thermophilus

Glutamine synthetase enzyme computer model. This is a ligase enzyme, which forms chemical bonds between molecules. The different colours show the different subunits that comprise the protein

Graphene sheet. Graphene is a planar sheet of carbon atoms arranged in a hexagonal pattern. Stacked graphene sheets form the common material graphite, used in pencils and industry

Cortisol crystals, light micrograph
Cortisol crystals, polarised light micrograph. Cortisol is a steroid hormone produced by the adrenal glands, which sit on top of the kidneys

PLM of crystals of testosterone
^BMale sex hormone.^b Polarised light micrograph of crystals of testosterone

Insulin crystals, light micrograph C017 / 8249
Insulin. Polarised light micrograph (PLM) of crystals of the hormone insulin

Graphene sheet. Graphene is a planar sheet of carbon atoms arranged in a hexagonal pattern. Stacked graphene sheets form the common material graphite, used in pencils and industry

Capsaicin molecule
Capsaicin, molecular model. This chemical gives chilies their heat and causes a burning sensation when ingested

Oxytocin neurotransmitter molecule. Computer model showing the structure of the neurotransmitter and hormone Oxytocin

Januvia diabetes drug molecule
Januvia diabetes drug, molecular model. Januvia (sitagliptin) is a hypoglycaemic drug, one that reduces blood sugar levels

Praziquantel parasite drug. Computer model of a molecule of the drug praziquantel

Explosion of Sarin nerve gas molecules
Sarin nerve gas. Computer artwork of exploding molecules of the nerve gas Sarin (methylphosphonefluridic, (1-methyl ester, chemical formula (C4.H10.O2.P.F))

Buckminsterfullerene molecule. Computer graphic of buckminsterfullerene (C60), a structural form (allotrope) of carbon

Copper sulphate crystals, LM
Copper sulphate crystals. Polarised light micrograph (LM) of copper sulphate (CuSO4) crystals

Water molecule. Computer model of a molecule of water. Atoms are colour-coded: oxygen (red) and hydrogen (white)

Interferon molecule. Computer model showing the secondary structure of a molecule of interferon

Oxytocin hormone crystals, LM C016 / 7195
Oxytocin. Polarised light micrograph of crystals of the female hormone oxytocin. In women this hormone is secreted naturally by the pituitary gland

Copper and magnesium sulphate
Copper sulphate and magnesium sulphate crystals, polarised light micrograph

Cubane molecule. Computer model showing the structure of a molecule of cubane (C8H8)

Copper sulphate crystals. Polarised light micrograph of copper sulphate (CuS04) crystals

Cholera toxin, molecular model
Cholera toxin. Molecular model of the secondary structure of cholera enterotoxin (intestinal toxin). The molecule consists of two subunits, A (top) and B (bottom)

Progesterone hormone
Polarised light micrograph of crystals of progesterone. X 40

Isotretinoin anti-acne drug, molecular model. Atoms are represented as tubes and are colour- coded; carbon (yellow), hydrogen (white) and oxygen (red)

Mescaline hallucinogenic drug molecule
Mescaline hallucinogenic drug, molecular model

False col. SEM of crocidolite fibres
False-colour scanning electron micrograph of fibres of blue asbestos, or crocidolite

Silver crystals. Coloured scanning electron micrograph (SEM) of crystals of silver (symbol Ag, atomic number 47). Silver is a lustrous, precious metal which has been known since pre-history

Computer graphic of a molecule of ATP
ATP. Computer graphic representation of a molecule of adenosine triphosphate (ATP). The molecule acts as an intracellular battery of metabolic energy

Copper and magnesium sulphate, LM
Copper and magnesium sulphate crystals. Polarised light micrograph (LM) of copper sulphate (CuSO4) and magnesium sulphate (MgSO4) crystals

Valdecoxib anti-inflammatory drug
Valdecoxib, computer model. This drug was used in the treatment of osteoarthritis, rheumatoid arthritis and menstrual symptoms under the trade name Bextra

Paclitaxel drug molecule
Paclitaxel. Computer model of a molecule of the drug paclitaxel. It is sold under the brand name Taxol. It is a chemotherapy drug, used to treat cancers

New Alamein, North cost, Egypt drone

New Alamein, North cost, Egypt drone

New Alamein, North cost, Egypt drone

New Alamein, North cost, Egypt drone

New Alamein, North cost, Egypt drone

New Alamein, North cost, Egypt drone

New Alamein, North cost, Egypt drone

New Alamein, North cost, Egypt drone

New Alamein, North cost, Egypt drone

New Alamein, North cost, Egypt drone

New Alamein, North cost, Egypt drone

New Alamein, North cost, Egypt drone

New Alamein, North cost, Egypt drone

New Alamein, North cost, Egypt drone

New Alamein, North cost, Egypt drone

New Alamein, North cost, Egypt drone

New Alamein, North cost, Egypt drone

New Alamein, North cost, Egypt drone

New Alamein, North cost, Egypt drone

New Alamein, North cost, Egypt drone

New Alamein, North cost, Egypt drone

New Alamein, North cost, Egypt drone

New Alamein, North cost, Egypt drone

New Alamein, North cost, Egypt drone

Aerial view of homes on lake agawam, Southampton, NY

Aerial view of homes on lake agawam, Southampton, NY

Aerial view of homes on lake agawam, Southampton, NY

Nitrogen molecule. Computer model of a molecule of nitrogen (N2). The two nitrogen atoms are joined by a covalent triple bond. Nitrogen is a colourless gas at room temperature

Reaction of hydrogen and oxygen to water C017 / 3598
Reaction of hydrogen and oxygen to water

Ammonia molecule
Ammonia. Computer model of a molecule of ammonia(NH3). Atoms are represented as spheres and are colour coded: nitrogen (blue) and hydrogen (white). Ammonia is a pungent-smelling colourless gas

Bright blue and orange flame of bunsen burner, close up

Addax (white antelope) in the Giza Zoo, Egypt
Addax (white antelope) standing in its compound in the Giza Zoo, Egypt. The Giza Zoo was built on the order of Khedive Ismail and opened in 1891

Coagulation factor complex molecule C014 / 0139
Coagulation factor complex molecule. Molecular model showing the interaction between coagulation factor VIII (FVIII, pink, blue and yellow) and factor IXa (FIXa, cream and grey)

Parathyroid hormone molecule. Computer model showing the structure of parathyroid hormone (PTH), or parathormone

Ghrelin hormone molecule. Computer model showing the crystal structure of the human hormone ghrelin

Alanine, molecular model
Alanine. Molecular model of the amino acid alanine. Its chemical formula is C3.H7.N.O3

Lycopene molecule, tomato pigment
Lycopene. Computer graphic of lycopene, the red carotenoid pigment of tomatoes, rose hips and many other berries, and flowers of the pot marigold, Calendula officinalis

Metal salt crystals. Salts are compounds formed by reacting a metal or metal compound with an acid. Sodium chloride (centre) is also known as common, table or cooking salt

White crystals of sodium carbonate decahydrate, washing soda, in watch glass

Carbon atom, digital illustration

Minerals, Blue John or Derbyshire Spar, surface of un-polished piece of fluorite mineral, from Blue John Cavern, Derbyshire, England

Minerals, Pyromorphite (Lead chlorophosphate) green crystalline mineral on quartz, from Mid-Wales orefield

Minerals, Iron Pyrite or Fools Gold crystals, cubic crystals on host rock

Pierre Eugene Marcellin Berthelot (1827-1907) French organic chemist and politician

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EDITORS COMMENTS

"Exploring the Fascinating World of Compounds: From Copper and Magnesium Sulphate to Graphene" Delving into the intricate beauty of compounds, we witness the mesmerizing sight of copper and magnesium sulphate crystals under a light microscope (LM). A closer look at caffeine crystals through a light micrograph reveals their captivating structure, resembling tiny jewels that fuel our mornings. Oxytocin hormone crystals, captured using polarized light microscopy (PLM C016 / 7196), unveil the remarkable complexity behind this molecule responsible for human bonding. Through an artistic representation, we unravel the secondary structure of proteins – nature's building blocks that orchestrate countless biological processes within us. The perovskite crystal structure captivates scientists with its potential applications in renewable energy technologies, promising a brighter future for sustainable power generation. Another glimpse into oxytocin's world showcases its crystalline form under a light microscope, reminding us of its vital role in nurturing social connections and maternal instincts. Zooming in on caffeine's molecular composition unveils its drug-like qualities that stimulate our nervous system and keep us awake during long nights or early mornings. Peering into the microscopic realm reveals bacterial ribosomes - miniature protein factories essential for life itself - showcasing nature's incredible machinery at work. Cortisol crystals come to life as they are illuminated by a beam of light under a microscope, offering insight into this stress hormone's unique properties within our bodies. Exploring vitamin B12 through its molecular model highlights how this crucial nutrient supports various bodily functions while displaying an elegant arrangement of atoms and bonds. Once again, copper sulphate crystals enchant us with their vibrant colors when observed using a light microscope (LM), reminding us of their diverse industrial uses and chemical significance. Stepping into the realm of materials science brings forth graphene.