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Main mutation site of the coronavirus variant B.1.531 emerged in South Africa. The spike protein (red) is bound to the angiotensin converting enzyme 2 (blue). The mutation is at the amino acid position 484 (yellow). Source: PDB entry 6cs2.
Endosomes - 3d rendered image of Endosomes are membrane-bound organelles. They are parts of endocytic membrane transport pathway.  Endomembrane system in cells. Bilayer Lipid Membrane. Abstract medical illustration. Microscopic view. Microbiologic research concept.
Science background with molecule or atom
Gastric mucosa intestinal metaplasia under microscopy
Lung cancer, also known as lung carcinoma, is a malignant lung tumor characterized by uncontrolled cell growth in tissues of the lung.
A molecular model of the flavonoid Quercetin.  An antioxidant and anti-inflamatory, it is used as a nutritional suplement.  It is commonly found in many fruits and vegetables and is a significant chemical component of tea.  Isolated on white.
Workplace of specialist medical with stethoscope over cardiogram ECG and petition Report. Black stethoscope over electrocardiogram ECG, drugs and medical report paper on work table of doctor
Overhead view of Moringa powder in a white bowl and a bottle of Moringa pills isolated on white background. Some Matcha powder is spilled on the background. A wooden serving scoop complete the composition. High resolution 42Mp studio digital capture taken with Sony A7rII and Sony FE 90mm f2.8 macro G OSS lens
Wet rough asphalt black bitumen road pavement surface abstract grunge texture close-up top view background banner.\nBitumen is a sticky, black, highly viscous liquid or semi-solid form of petroleum. In the U.S., it is commonly referred to as asphalt. It may be found in natural deposits or may be a refined product, and is classed as a pitch. Before the 20th century, the term asphaltum was also used.\nTarmacadam is a road surfacing material made by combining crushed stone, sand, and tar. It is a more durable and dust-free enhancement of simple compacted stone macadam surfaces. The terms \
Abstract background Organic Form - 3d rendered image of glass structure, optical technology, nano electrical wave, dispersion colorful rainbow.  Organic shapes and form.  Science fiction or organic technology concept.
Cross-section Dicot, Monocot and Root of Plant Stem under the microscope for classroom education.
plant Flower bud of Lilium brownii var.viridulum T.S.\nunder light mircoscope with white background
3D cartoon and Gaussian surface models, PDB 6gu2, white background
Old orange and black scuffed damaged marbled paper, Original over 150+ years old
Chloroquini phosphas, chloroquine medicine substance. Drug introduced as treatment for coronavirus (SARS-CoV-2). Active in COVID-19 supportive therapy. Chemical formula written next to white pills.
Capsules With Turmeric and Thistle as Food Supplement.
After dopamine binding, the dopamine receptor changes his shape and binds the inactive G protein.The G protein expels its GDP molecule replacing it by GTP. and falls into two pieces. The Galpha subunit binds to and activates the enzyme adenylyl cyclase, which produces then cyclic AMP spreading a signal through the cell.
Chemical formula of Cortisol
Asthma treatment accessories on black smokey table
A molecular model of Bisphenol A or BPA.  It is a common building block in the production of many epoxy resins and plastics including polycarbonate plastic. As such it is present in a huge range of food packaging and household products. There are now concerns about its health effects, particularly its effect on children, infants and fetuses.   Isolated on white.
Tryptophan or Trp is an alpha-amino acid that is used in the biosynthesis of proteins, 3d illustration
Model of DNA Base Pair adenine (A) and thymine (T)\n\nFind more molecules in the Lightbox [url=http://www.istockphoto.com/search/lightbox/7500191][i] 'World of Molecules'[/i][/url], or contact me on customized design/rendering of any molecules in 3D (see some examples below). \n\n[img]http://www.drugmodel.com/360/superglassy900.jpg[/img] \n[img]http://www.drugmodel.com/360/capsule900.jpg[/img] \n[img]http://www.drugmodel.com/360/glassy900.jpg[/img] \n[img]http://www.drugmodel.com/360/heart900.jpg[/img] \n[img]http://www.drugmodel.com/360/viruskiller900.jpg[/img] \n[img]http://www.drugmodel.com/360/mesh900.jpg[/img] \n[img]http://www.drugmodel.com/360/cartoon900.jpg[/img] \n[img]http://www.drugmodel.com/360/photo900.jpg[/img] \n[img]http://www.drugmodel.com/360/ovoid900.jpg[/img]  \n[img]http://www.drugmodel.com/360/swirlcone900.jpg[/img] \n[img]http://www.drugmodel.com/360/super900.jpg[/img] \n[img]http://www.drugmodel.com/360/glowing900.jpg[/img]
Glycolic acid is a type of alpha hydroxy acid (AHA). Alpha hydroxy acids are natural acids found in foods. Glycolic acid comes from sugarcane. Alpha hydroxy acids like glycolic acid work by removing the top layers of dead skin cells. Glycolic acid also seems to help reverse sun damage to the skin.
Nutritional supplement: Moringa powder in a white bowl and Moringa capsules spilling out a bottle shot from above on rustic wooden table. High resolution 42Mp studio digital capture taken with Sony A7rII and Sony FE 90mm f2.8 macro G OSS lens
Cannabidiolic acid or CBDA cannabinoid molecule. 3D rendering. Atoms are represented as spheres with conventional color coding.
Overhead aerial drone view of oyster farm racks at low tide, flying at a low altitude to be able to see the detail of the oyster racks and seaweed. Located in a tidal estuary in Sutherland, Scotland. the low tides enable workers to access the racks for turning the oysters as they grow. Oysters have been farmed for many hundreds of years using this method. Seaweed has grown around the metal lines of racks.
Assorted drugs on blue background: chelated zinc, Vitamin D-3 and Vitamin C
pill box and stethoscope on a medical report
Dihydrotestosterone or androstanolone or stanolone is an endogenous androgen sex steroid and hormone. 3D illustration on white
Snowball Viburnum beginning to bloom
Free Images: "bestof:JNR113NaritaLine.jpg 成田駅に� 車中の横須� 線色� � 113系電車� �JNR 113 series train halting at Narita Line Taken by uploader User Izumi5"
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