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Juan Gaertner

I&#39;m a graduate chemist and 3d-artist specialized in scientific visualisation and animation.

Colaborator Shutterstock din 7 iulie 2010.

Germania

Germania

Imagini (590)Colecții (2)Despre

Imagini populare de la Juan Gaertner

590 fotografii de stoc, vectori și ilustrații de la Juan Gaertner.

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Cancer cell and lymphocytes, ilustrație de stoc

Dust mites, ilustrație de stoc

Tapeworm in human intestine, ilustrație de stoc

Stem cells, ilustrație de stoc

Tumor, ilustrație de stoc

Colorectal cancer. 3d rendering.
, ilustrație de stoc

Intestine with Morbus Crohn, ilustrație de stoc

Dust mites in a pillow, ilustrație de stoc

Arteriosclerosis (4 phases), ilustrație de stoc

PETase is a bacterial enzyme that breaks down PET-plastic to monomeric molecules. The whole bacterial degradation process yields environmentally harmless products. 3d rendering, ilustrație de stoc

View of the cell nucleus in the interphase (DNA, mRNA, nucleolus and several enzymes), ilustrație de stoc

Heuschnupfen / hay fever, ilustrație de stoc

Dendritic cell presenting an antigen to T-lymphocytes. The antigen is a peptide from a tumor cell, bacteria or virus. They present antigens to lymphocytes activating an immune response. 3d rendering, fotografie de stoc

Alzheimer's disease - neurons with amyloid plaques, ilustrație de stoc

Dividing cancer cells, ilustrație de stoc

Neurons, ilustrație de stoc

Alzheimer's disease: the amyloid-beta peptide accumulates to amyloid fibrils that build up dense amyloid plaques. 3d rendering
, fotografie de stoc

Escherichia coli bacteria, ilustrație de stoc

Alzheimer disease: neuron with amyloid plaques, , ilustrație de stoc

Tapeworm in human intestine. 3D rendering.
Tapeworms are a species of parasitic flatworms. They live in the digestive tracts of vertebrates.
, ilustrație de stoc

Colon cancer, ilustrație de stoc

Healthy gut. 3D Rendering. , ilustrație de stoc

Colon affected by ulcerative colitis, 3d rendering.
The ulcerative colitis is an inflammatory disease of the human bowel. , ilustrație de stoc

Norovirus, ilustrație de stoc

Intestine affected by Morbus Crohn. 3d rendering.
Crohn's disease is an inflammatory bowel disease, it causes abdominal pain, diarrhea and vomiting.

, ilustrație de stoc

Colon with diverticula, ilustrație de stoc

Fat cells, 3d rendering.
White fat cells contain a large lipid droplet (yellow) and a nucleus (red) located in the periphery., ilustrație de stoc

Cancer cell attacked by lymphocytes , ilustrație de stoc

Bacteria, bacilli, ilustrație de stoc

Insulin molecules.
Insulin is a protein that regulates the metabolism of carbohydrates and fats through the assimilation of glucose. Insulin dimer: Source: PDB entry 1TRZ. 3d rendering, fotografie de stoc

Pollen grains. 3D rendering
Pollen grains of 8 different plant species being transported by the wind., ilustrație de stoc

Adenomatours polyp. 3D rendering. A polyp which can turn into colon cancer. Such polyps are considered pre-cancerous. Almost all colorectal tumors start from adenomatous polyps., ilustrație de stoc

Intestinal polyps, ilustrație de stoc

Tapeworm head, ilustrație de stoc

Skin cancer, ilustrație de stoc

Insulin molecules. Insulin is a protein hormone that regulates the metabolism of carbohydrates and fats. 3d rendering, ilustrație de stoc

Lymphocytes, ilustrație de stoc

Fetus, ilustrație de stoc

Diverticulitis. 3d rendering.
Diverticula in the large intestine. Diverticulitis results of the inflammation of one of these diverticula. The most common sympton is abdominal pain., ilustrație de stoc

T-lymphocytes and dendritic cells, 3D-rendering;
Dendritic cells are antigen-presenting cells of the immune system. They process antigen material and present it on the cell surface to the T-cells.
, ilustrație de stoc

Structure of a low density lipoprotein (LDL)
protein ApoB 100 (blue), phospholipids (orange with a blue cap), cholesterol (orange with a violet cap), triglycerides and cholesteryl esters (yellow), ilustrație de stoc

Fibrin clot, ilustrație de stoc

Sperm, ilustrație de stoc

Visceral fat is highly hormonally active. It raises the LDL-level in the blood causing a higher risk of atherosclerosis and stroke. 3d rendering., ilustrație de stoc

The beta amyloid peptid, amyloid plaques growing on a neuron.
It consists of about 30 amino acids and aggregates to amyloid plaques, that may damage and kill neurons., ilustrație de stoc

LDL particles in the blood stream Low-density lipoprotein (LDL) particles transport the water insoluble lipids in blood plasma from the liver to other organs and tissues., ilustrație de stoc

Visceral fat is highly hormonally active. 3d rendering, ilustrație de stoc

Tapeworm in human intestine, magnification of the head attached to the intestine.3D rendering.
Tapeworms are a species of parasitic flatworms. They live in the digestive tracts of vertebrates., ilustrație de stoc

Spinal disc herniation, ilustrație de stoc

Plasma cells (B-cells) segregate specific antibodies to mark an subsequently destroy viruses (influenza viruses).3D rendering.

, ilustrație de stoc

Heuschnupfen / hay fever, ilustrație de stoc

Lymphocytes, ilustrație de stoc

ATP syntethase couples ATP (red) synthesis from ADP and inorganic phosphate (orange) to a proton gradient (yellow) created across the mitochondrial membrane during cellular respiration. 3d rendering, ilustrație de stoc

In vitro Fertilisation, ilustrație de stoc

Neurons, ilustrație de stoc

Peptic ulcera, ilustrație de stoc

Lymphocytes in the blood, ilustrație de stoc

Intestinal polyps. 3D rendering. Polyps are a growth of tissue occurring on the lining of the colon or rectum. Untreated colorectal polyps can develop into colorectal cancer, ilustrație de stoc

Chimeric antigen receptor:
CARs are engineered cell receptors that allow T cells to recognize/attack specifically cancer cells. A signal protein is attached to the intracellular domain. Illustration, fotografie de stoc

Cytotoxic T-lymphocytes attack migrating cancer cells, ilustrație de stoc

Lung, alveoli visible, ilustrație de stoc

Massive diverticulosis.
Diverticula in the large intestine. Diverticulitis results of the inflammation of one of these diverticula. The most common sympton is abdominal pain. 3d rendering
, ilustrație de stoc

Alzheimer disease, neuron network with amyloid plaques, ilustrație de stoc

Different structures of membrane proteins: (left to right) Potassium channel, delta-opioid receptor, LDL receptor, acetylcholine receptor, histamine receptor, 3d rendering, ilustrație de stoc

LDL particles binding to LDL receptors on the cell membrane.
The binding of LDL particles to the LDL receptors mediates the endocytosis of the particles through clathrin coated vesicles. 3d rendering, ilustrație de stoc

RNA polymerase is composed of several proteins. It unwinds DNA strands (violet) and builds RNA (red) out of the nucleotides uridine, adenosine, cytlidine and guanosine monophosphate. 3d rendering, ilustrație de stoc

Large roundworm in human intestine.
Ascaris lumbricoides lives in the intestines.The larvae penetrate the intestine wall, enter the blood stream and infestate several organs. 3d rendering, ilustrație de stoc

The main cells of the brain: yellow: neurons; orange: astrocytes; grey: oligodendrocytes; white: microglia/ Brain cells, ilustrație de stoc

Activation of the immune response: antigen presenting cell activates T-lymphocytes (smaller cells). Magnification: T-cell receptor in complex with an MHC class II molecule and an antigen. 3d renderi, fotografie de stoc

Alzheimer's disease: Pathological Tau protein (red-orange) phosphorylation (yellow) leads to disintegration of microtubuli and aggregation to neurofibrillary tangles (orange) in a neuron axon. , fotografie de stoc

THC molecules binding to the cannabinoid receptor. The receptor appears mainly in the nervous system and is involved in appetite, pain-sensation, mood and memory. 3d rendering, ilustrație de stoc

Dividing stem cells in the bone marrow, 3D-rendering, ilustrație de stoc

Migrating cancer cells, ilustrație de stoc

Intestine healthy, ilustrație de stoc

CRISPR-Cas9: The Cas9 enzyme in complex with RNA (yellow) and single stranded DNA (violet). It is used as a specific and easy way to edit genes. Source: PDB entry 5b2r. 3d rendering, ilustrație de stoc

Occurrence of gastric ulcera in the gastrointestinaltract, ilustrație de stoc

3 phases of the Alzheimer disease.
1. Healthy neuron. 2. Neuron with amyloid plaques (yellow). 3. Dead neuron being digested by microglia cells (red) , ilustrație de stoc

Natural killer attacking a cancer cell. They are lymphocytes that target virus infected cells and tumor cells without deliberate immunization or activation. 3d illustration, ilustrație de stoc

Cholesterol molecules. Cholesterol is a structural component of all animal cell membranes. It also serves as a precursor for the biosynthesis of several steroid hormones and bile acids., ilustrație de stoc

Candida yeasts. C. albicans and C. auris are two pathogenic yeasts that cause candidiasis. C. auris has acquired multiple drug resistance. It's infection can end deadly. 3d rendering, ilustrație de stoc

Mold and aflatoxin, ilustrație de stoc

Extraction of embryonic stem cells, ilustrație de stoc

Asteroiden Lutetia, Gasprah, Ida, ilustrație de stoc

Occurrence of ulcerative colitis in the gastrointestinal tract, ilustrație de stoc

The coronavirus spike protein (red) mediates the virus entry into host cells. It binds to the angiotensin converting enzyme 2 (blue) and fuses viral and host membranes. PDB entry 6cs2. 3d rendering, ilustrație de stoc

After activation by antigen presenting cells, T helper cells segregate several cytokins IL-4, IL-5, IL-6, IL-9, IL-10 and IL-13, Source: PDB entries 2B8U, 3VA2, 1ALU, 2H24, 3BPO, 3d rendering, ilustrație de stoc

Galaxy: Galaxies are massive systems consisting of billions of stars, an interstellar medium of gas and dust, ilustrație de stoc

Dividing cancer cell, ilustrație de stoc

Carboniferous forest, ilustrație de stoc

Intestine tumor, ilustrație de stoc

Macrophag engulfing bacteria (cocci), 3D rendering.
Macrophages engulf and digest cellular debris and pathogens., ilustrație de stoc

Oligodendrocyte forms insulating myelin sheaths around neuron axons in the central nervous system. Myelin increases the impulse speed and decreases the capacitance of the axon membrane. 3d rendering, ilustrație de stoc

Tapeworm in human intestine, ilustrație de stoc

Fetus, 4 months, ilustrație de stoc

Influenza virus, ilustrație de stoc

The insulin receptor (blue) is a transmembrane protein, that is activated by insulin (orange) These leads to the transport of glucose into the cell mediated by a glucose tranporter (red). 3d rendering, ilustrație de stoc

Exosomes, cross section. Exosomes are extracellular vesicles, that are involved in physiological processes like coagulation, waste management and intercellular communication. 3d rendering
, ilustrație de stoc

Activation of a Ras protein
Inactive Ras protein (left) is activated by a GEF protein opening the binding site allowing GDP to exit. Then GTP can bind to RAS turning it into the active form. 3d render, ilustrație de stoc

Structure of a fat cell. 3D rendering.
Fat cells contain a large lipid droplet (yellow), a nucleus (red) and cell organelles located in the periphery., ilustrație de stoc

Migrating cancer cells, ilustrație de stoc

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