Hormone Collection (#6)

Androgen receptor, molecular model C015 / 6112
Androgen receptor. Molecular model of the DNA-binding region of an androgen receptor (purple and brown) complexed with DNA (deoxyribonucleic acid, turquoise and red)

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

Neuropeptide Y neurotransmitter molecule C015 / 6240
Neuropeptide Y neurotransmitter molecule. Molecular model showing the structure of the neurotransmitter neuropeptide Y (NPY). NPY is found in the brain and autonomic nervous system

Oestrogen receptor bound to DNA C015 / 5404
Oestrogen receptor bound to DNA. Molecular model of the DNA-binding domain (pink and purple) of the oestrogen receptor bound to a molecule of DNA (deoxyribonucleic acid, yellow and green)

Oestrogen receptor bound to DNA C015 / 5403
Oestrogen receptor bound to DNA. Molecular model of the DNA-binding domain (blue and purple) of the oestrogen receptor bound to a molecule of DNA (deoxyribonucleic acid, pink and green)

Pituitary gland C015 / 6420
Pituitary gland. Light micrograph of a section through a healthy pituitary gland. The pituitary is a pea-sized organ found at the base of the brain

Thyroid gland, SEM C015 / 6419
Thyroid gland. Coloured scanning electron micrograph (SEM) of a fracture through the thyroid gland revealing several follicles (green and blue). Between the follicles is connective tissue (pink)

Islet of Langerhans, TEM C015 / 6418
Islet of Langerhans. Transmission electron micrograph (TEM) of a section through cells clustered in an islet of Langerhans in the pancreas

Adrenal cortex, light micrograph C015 / 6417
Adrenal cortex. Light micrograph of a section through a healthy adrenal cortex (red). The adrenal glands are found on top of the kidneys

Erythropoietin hormone complex C016 / 4461
Erythropoietin hormone complex. Computer model showing the secondary structure of a molecule of the human hormone Erythropoietin (EPO), complexed with an erythropoetin receptor molecule

Erythropoietin hormone complex C016 / 4458
Erythropoietin hormone complex. Computer model showing the secondary structure of a molecule of the human hormone Erythropoietin (EPO), complexed with an erythropoetin receptor molecule

Erythropoietin hormone complex C016 / 4451
Erythropoietin hormone complex. Computer model showing the secondary structure of a molecule of the human hormone Erythropoietin (EPO), complexed with an erythropoetin receptor molecule

Follicle-stimulating hormone complex C016 / 2794
Follicle-stimulating hormone (FSH) complex with receptor, molecular model. FSH helps to regulate human sexual development and reproductive processes. In females, it acts on follicles in the ovaries

Follicle-stimulating hormone complex C016 / 2793
Follicle-stimulating hormone (FSH) complex with receptor, molecular model. FSH helps to regulate human sexual development and reproductive processes. In females, it acts on follicles in the ovaries

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

Human growth hormone molecule C013 / 9006
Human growth hormone. Molecular model of human growth hormone (hGH, yellow) bound to the extracellular domain of the human growth hormone binding protein (hGHBP)

Erythropoietin molecule C013 / 8891
Erythropoietin molecule (EPO), molecular model. EPO is a glycoprotein that is produced by the kidneys in response to low blood oxygen levels

Erythropoietin hormone complex. Computer model showing the secondary structure of a molecule of the human hormone Erythropoietin (EPO), complexed with an erythropoetin receptor molecule

Thyroid anatomy, artwork C013 / 4674
Thyroid anatomy. Computer artwork of the thyroid glands (pink) of the neck, shown in relation to the bodys bones and throat structures (white)

Illustration of thyroid gland and microscopic view

Computer art of thyroid gland on windpipe
Thyroid gland. Computer graphic of the thyroid gland, seen on the blue outline of the trachea (windpipe). The thyroid gland (orange) is located in the neck on the trachea

Female hormone system. Computer artwork of a female figure illustrating locations of hormone producing glands (known as the endocrine system)

Computer art of thyroid gland on human outline
Thyroid gland. Computer graphic of the thyroid gland, superimposed on the outline of a human figure. The thyroid gland (orange) is located in the neck

Thyroid gland follicle, TEM
Thyroid gland follicle. Coloured transmission electron micrograph (TEM) of a follicle from the thyroid gland. The follicle consists of a layer of epithelial cells (pink)

Illustration of single thyroid follicle
Illustration of a single human thyroid follicle, the functional unit of the thyroid gland. The follicle has been cut open to reveal the internal layer of epithelial cells surrounding a pool of

Illustration of blood supply in the thyroid gland
Illustration of the capillary blood supply of a follicle in the human thyroid gland. The thyroid endocrine gland consists of many closed spheroidal follicles

Thyroid gland, scintigram
Thyroid gland. Coloured scintigram of a healthy thyroid gland. This two-lobed endocrine gland is found in the neck, where it lies on top of the trachea (windpipe)

Pituitary gland tissue, light micrograph
Pituitary gland tissue. Light micrograph of a section through the pars distalis, the anterior part of the adenohypophysis in the pituitary gland

Thyroid follicles. Computer artwork of cells of thyroid follicles (pink, purple) superimposed on an artwork of the thyroid gland (red, centre)

Illustration of follicles in the thyroid gland
Thyroid gland. Illustration of the microscopic cell structure of the human thyroid gland, with an outline of the whole gland superimposed

Artwork showing the thyroid gland

Pituitary gland, TEM
Pituitary gland. Coloured transmission electron micrograph (TEM) of cells in the anterior pituitary gland, a hormone-secreting gland at the base of the brain

Kideny and adrenal gland
Kidney and adrenal gland, artwork. The kidney is one of a pair of organs that form urine by filtering out waste products from the blood

Insulin-secreting pancreatic cells
Insulin production. Artwork of a section through beta cells secreting insulin (blue spheres) into a capillary (small blood vessel, grey tube). Beta cells are found in the pancreas

Shaving foam
MODEL RELEASED. Shaving foam. Nineteen year old man squeezing shaving foam into his hand in preparation for shaving. Shaving is a method of hair removal (depilation)

Thyroid follicles, artwork
Thyroid gland. Computer artwork of a thyroid gland (red, centre), superimposed on an image of cells of thyroid follicles (green, blue)

Diabetes mellitus, computer artwork. Diabetes is caused by low levels of the hormone insulin and resistance to insulin by the body cells

Goitre. Artwork comparing a healthy (left) and enlarged (goitre, right) thyroid gland (lower centre, blue). An enlarged thyroid may result from hormonal imbalances

Melatonin hormone molecule
Melatonin hormone, molecular model. Atoms are represented as spheres and are colour-coded: carbon (black), hydrogen (silver), nitrogen (blue) and oxygen (red)

Androsterone hormone molecule
Androsterone, molecular model. This is a steroid male sex hormone. Atoms are represented as spheres and are colour-coded: carbon (grey), hydrogen (white) and oxygen (red)

Dopamine, 3D molecular model
3D molecular model of dopamine. Dopamine is a catecholamine neurotransmitter produced in different aereas of the brain. Dopamine is also a neurohormone released by the hypothalamus

Alpha-endorphin, molecular model
Alpha-endorphin hormone, molecular model. Atoms are represented as spheres and are colour-coded: carbon (grey), hydrogen (white), oxygen (red), nitrogen (blue) and sulphur (yellow)

Thyroid, light micrograph
Thyroid. Light micrograph of a section through a thyroid gland. The dark purple areas are follicles that are filled with a storage form form of the thyroid hormones

Adrenaline, polarized light micrograph
Adrenaline. Polarized light micrograph of crystals of adrenaline (epinephrine). This is a hormone produced in the adrenal glands above the kidneys

Human oestrogen-related receptor molecule
Human oestrogen-related receptor alpha, molecular model

Islets of Langerhans cells, artwork
Islets of Langerhans cells, computer artwork. These cells (large, pink) of the pancreas release hormones (dots) into the blood

Hypothalamus and hypophysis, diagram
Hypothalamus and hypophysis. Diagram showing the brains hypothalamus (white) and hypophysis (pituitary gland, orange), the link between the nervous system and the endocrine system

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"Hormone: The Intricate Symphony of the Body's Messengers" The medulla oblongata in the brain, a masterpiece of nature's artwork, orchestrates an intricate dance of hormones. Among them, oxytocin hormone crystals shimmer like precious gems under the microscope (PLM C016 / 7196), revealing their profound role in human connection and bonding. Delving deeper into cellular realms, a colored SEM image showcases mitochondria within ovarian cells, highlighting their crucial involvement in hormone production. Meanwhile, light micrographs capture oxytocin crystals (LM C016 / 7195) and insulin crystals (C017 / 8249), unveiling their mesmerizing structures that hold vital functions within our bodies. Exploring athlete physiology through captivating artwork unveils the remarkable impact hormones have on performance and endurance. These chemical messengers drive athletes to push beyond limits and achieve greatness. Artistic depictions also shed light on the complex world of molecular biology. An intricately designed insulin molecule stands as a testament to its pivotal role in regulating blood sugar levels while offering hope for those with diabetes. The pancreas anatomy comes alive through vibrant illustrations showcasing its significance as both an endocrine and digestive organ. It secretes essential hormones such as insulin that keep our bodies functioning optimally. Testosterone takes center stage with PLM capturing crystal formations that symbolize strength and masculinity. This hormone plays a fundamental role not only in physical development but also influences mood, cognition, and overall well-being. Returning to oxytocin - known as the "love hormone" - we delve into its dual identity as both neurotransmitter and hormonal messenger. Its delicate crystalline structure reveals itself once again under microscopic scrutiny (Oxytocin hormone crystals). Lastly, an artistic portrayal of thyroid anatomy reminds us how this small gland holds immense power over metabolism regulation (artwork C013 / 4675). Hormones secreted by this butterfly-shaped organ impact our energy levels, weight management, and overall health.