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insulin acts as the key which unlocks the cell to allow glucose to enter the cell and be used for energy. Insulin is a hormone secreted by the pancreas in response to elevated blood levels of glucose.

#39586668 - insulin acts as the key which unlocks the cell to allow glu

Concept of human intelligence with human brain inside the universe background.

#81561082 - Concept of human intelligence with human brain inside the

Neurons cells concept

#85341064 - Neurons cells concept

How does insulin work. Insulin regulates the metabolism and is the key that unlocks the cells glucose channel

#39563672 - How does insulin work. Insulin regulates the metabolism and

The insulin receptor (blue) is a transmembrane protein, that is activated by insulin (orange). Insulin binding induces structural changes within the receptor that finally leads to the activation of the glucose transporter protein. 版權商用圖片

#110191522 - The insulin receptor (blue) is a transmembrane protein, tha

Âµ1-opioid receptor binding an opioid substance (morphine). opioid receptors display a role in modulating pain perception; opioid agonists are potent analgesics. Endogenous opioids are enkephalin, dynorphin, endorphin an. 3d rendering

#94453626 - Âµ1-opioid receptor binding an opioid substance (morphine).

Vector drawing of the anatomy of a taste bud

#93694315 - Vector drawing of the anatomy of a taste bud

Nerve cell anatomy in details. 3D illustration

#114009849 - Nerve cell anatomy in details. 3D illustration

Insulin unlocks the cells glucose channel vector illustration. 向量圖像

#94356209 - Insulin unlocks the cells glucose channel vector illustrati

How does insulin work, illustrated vector diagram. Educational medical information.

#93898734 - How does insulin work, illustrated vector diagram. Educatio

Exocytosis vesicle transport cell membrane. 向量圖像

#82836957 - Exocytosis vesicle transport cell membrane.

Chimeric antigen receptor CARs are engineered cell receptors that allow T cells to recognize and attack cancer cells in a specific way. They are built by connecting several functional parts from different proteins. In this image a signal protein (ZAP70) is attached to the intracellular domain.

#100856934 - Chimeric antigen receptor CARs are engineered cell receptor

3D illustration of Interconnected neurons with electrical pulses.

#91718369 - 3D illustration of Interconnected neurons with electrical p

3d rendered medically accurate illustration of an active human nerve cell

#109014854 - 3d rendered medically accurate illustration of an active hu

conceptual illustration of neuron cells with glowing link knots in abstract dark space

#100464512 - conceptual illustration of neuron cells with glowing link k

Âµ-, delta-, kappa-opioid receptors display a role in modulating pain perception; opioid agonists are potent analgesics. Endogenous opioids are enkephalin, dynorphin, endorphin an. 3d rendering 版權商用圖片

#94453625 - Âµ-, delta-, kappa-opioid receptors display a role in modul

Ketamine molecule. It is used for anesthesia in medicine. Structural chemical formula and molecule model. Vector illustration 向量圖像

#107395540 - Ketamine molecule. It is used for anesthesia in medicine. S

3d rendered medically accurate illustration of the synapse anatomy 版權商用圖片

#113508642 - 3d rendered medically accurate illustration of the synapse

Oxiracetam nootropic drug molecule. Skeletal formula.

#84064267 - Oxiracetam nootropic drug molecule. Skeletal formula.

Ketamine anesthetic drug molecule. 向量圖像

#91832302 - Ketamine anesthetic drug molecule.

Buprenorphine opioid addiction and pain killer drug molecule. Skeletal formula. 版權商用圖片

#88924261 - Buprenorphine opioid addiction and pain killer drug molecul

Dopamine. two neurons (dopamine-producing and dopamine-receiving nerve cells), receptors, and synaptic cleft with dopamine. 向量圖像

#102774024 - Dopamine. two neurons (dopamine-producing and dopamine-rece

Aniracetam nootropic drug molecule. Skeletal formula.

#84064198 - Aniracetam nootropic drug molecule. Skeletal formula.

Structure variety of membrane proteins: (Illustration) für SciPho (left to right) Potassium channel, delta-opioid receptor, LDL receptor, acetylcholine receptor, histamine receptor

#97228694 - Structure variety of membrane proteins: (Illustration) für

Membrane proteins labeled vector illustration. Detailed microscopic structure scheme. Anatomical diagram with receptor, open channel, closed gated and transport protein. 向量圖像

#110271443 - Membrane proteins labeled vector illustration. Detailed mic

B-cell and T helper cells. Basic B-cells function: bind an antigen, receive help from a T helper cell, and differentiate into a plasma cell that secretes large amounts of antibodies. Human immune system

#84856801 - B-cell and T helper cells. Basic B-cells function: bind an

Conceptual illustration of neuron cells with glowing link knots. Synapse and Neuron cells sending electrical chemical signals. Neuron of Interconnected neurons with electrical pulses, 3D rendering

#81923215 - Conceptual illustration of neuron cells with glowing link k

3D Illustration of Human Brain Neurons structure. A high resolution. 版權商用圖片

#94443387 - 3D Illustration of Human Brain Neurons structure. A high re

Conceptual illustration of neuron cells with glowing link knots. Synapse and Neuron cells sending electrical chemical signals. Neuron of Interconnected neurons with electrical pulses, 3D rendering

#81923032 - Conceptual illustration of neuron cells with glowing link k

Human Endocannabinoid System - Endocannabinoid System horizontal infographic illustration about cannabis as herbal alternative medicine and chemical therapy, healthcare and medical science vector.

#128113758 - Human Endocannabinoid System - Endocannabinoid System horiz

Activation of B-cell leukocytes: lymphoblast, activation, B-cell, memory, virus, plasma cell, antibody, antigen, naive lymphocyte

#84931037 - Activation of B-cell leukocytes: lymphoblast, activation, B

Blue glowing synapse. Artificial neuron in concept of artificial intelligence. Synaptic transmission lines of pulses.Abstract polygonal space low poly with connecting dots and lines, 3D rendering

#80558551 - Blue glowing synapse. Artificial neuron in concept of artif

Hepatitis B virus. Seamless pattern. Illustration.

#93281944 - Hepatitis B virus. Seamless pattern. Illustration.

Spinal Reflex Arc anatomical scheme, vector illustration, with spinal cord, stimulus pathway to the sensory neuron, relay neuron, motor neuron and muscle tissue. Educational diagram.

#96315447 - Spinal Reflex Arc anatomical scheme, vector illustration, w

3d illustration of transmitting synapse,neuron or nerve cell 版權商用圖片

#118667846 - 3d illustration of transmitting synapse,neuron or nerve cell

Diffusion Across Cell Membranes

#82876312 - Diffusion Across Cell Membranes

Synaptic transmission, human nervous system. Concept consciousness. Brain synapses. Transmission synapse, signals, impulses in brain, information transfer at the cellular or atomic level, 3D Rendering

#122202001 - Synaptic transmission, human nervous system. Concept consci

Conceptual illustration of neuron cells with glowing link knots. Synapse and Neuron cells sending electrical chemical signals. Neuron of Interconnected neurons with electrical pulses, 3D rendering

#81923214 - Conceptual illustration of neuron cells with glowing link k

Adenosine triphosphate (ATP) molecule. Functions as neurotransmitter, RNA building block, energy transfer molecule, etc Skeletal formula.

#85933633 - Adenosine triphosphate (ATP) molecule. Functions as neurotr

Neurons and nervous system. 3d render of nerve cells. 3D illustration

#110771807 - Neurons and nervous system. 3d render of nerve cells. 3D il

A membrane transporters: antiporter, symporter, gated ion channel, aquaporin and simple diffusion

#91503421 - A membrane transporters: antiporter, symporter, gated ion c

3D rendering of a network of neuron cells and synapses through which electrical impulses and discharges pass during the transmission of information inside the human brain 版權商用圖片

#113140029 - 3D rendering of a network of neuron cells and synapses thro

Conceptual illustration of neuron cells with glowing link knots. Synapse and Neuron cells sending electrical chemical signals. Neuron of Interconnected neurons with electrical pulses, 3D rendering

#81923500 - Conceptual illustration of neuron cells with glowing link k

DNA binding domains of transcription factors Oct1 and Sox2, which are essential for self-renewal of embryonic stem cells.

#116247638 - DNA binding domains of transcription factors Oct1 and Sox2,

Neural network concept. Connected cells with links. High technology process. Abstract background 向量圖像

#81005427 - Neural network concept. Connected cells with links. High te

Schwann cells. Structure of neurolemmocytes. Anatomy of a typical human neuron 向量圖像

#94801856 - Schwann cells. Structure of neurolemmocytes. Anatomy of a t

Visual tasting map in human mouth with food. Realistic mouht with lemons, chilli peppers, salt, tomatoes. Sourness tongue taste, sense basic illustration 版權商用圖片

#112856648 - Visual tasting map in human mouth with food. Realistic mouh

Cytokines are produced by macrophages, lymphocytes, mast cells, endothelial cells and fibroblasts. Cytokines include chemokines, interferons, interleukins, lymphokines, and tumour necrosis factors, but not hormones or growth factors

#83318891 - Cytokines are produced by macrophages, lymphocytes, mast ce

Activation of a microglial cell. Vector diagram for educational, medical, biological and science use 向量圖像

#107780559 - Activation of a microglial cell. Vector diagram for educati

Neurotransmitter Dopamine in brain. Anatomic 3D brain model, lab test tube with blood and note, where is written title of dopamine and formula. Concept for determine level of dopamine in human brain

#81421292 - Neurotransmitter Dopamine in brain. Anatomic 3D brain model

3D rendered Illustration of a biological neural cell network transmitting signals. 版權商用圖片

#112809573 - 3D rendered Illustration of a biological neural cell networ

Neural network concept. Connected cells with links. High technology process. Abstract background 向量圖像

#81041931 - Neural network concept. Connected cells with links. High te

Abstract glowing neuron on space background. Medicine and science concept. 3D Rendering

#87396704 - Abstract glowing neuron on space background. Medicine and s

Abstract glowing neuron on space backdrop. Medicine concept. 3D Rendering

#87396720 - Abstract glowing neuron on space backdrop. Medicine concept

#88099501 - radio - radioreceiver icon, illustration, vector sign on is

Octopus tentacle set sketch engraving vector illustration. Scratch board style imitation. Black and white hand drawn image.

#124033594 - Octopus tentacle set sketch engraving vector illustration.

Abstract glowing neuron on space backdrop. Medicine and science concept. 3D Rendering

#87396735 - Abstract glowing neuron on space backdrop. Medicine and sci

Octopus tentacle set color sketch line art engraving vector illustration. Scratch board style imitation. Black and white hand drawn image. 向量圖像

#124033626 - Octopus tentacle set color sketch line art engraving vector

Abstract glowing neuron on space background. Medicine concept. 3D Rendering

#87771771 - Abstract glowing neuron on space background. Medicine conce

Abstract glowing neuron on space texture, Medicine concept. 3D Rendering

#87331472 - Abstract glowing neuron on space texture, Medicine concept.

Abstract glowing neuron on space wallpaper. Medicine concept. 3D Rendering

#87396694 - Abstract glowing neuron on space wallpaper. Medicine concep

Synapse and Receptor 向量圖像

#30636793 - Synapse and Receptor

#112096131 - Neuron icon. Trendy modern flat linear vector Neuron icon o

Blood muscular digestive and nervous systems set vector illustration with anotomical structutere of woman s organism, various female organs collection 向量圖像

#105191070 - Blood muscular digestive and nervous systems set vector ill

#127290340 - Algorithmic thinking black icon, concept vector sign on iso

#120117575 - Radio,radioreceiver line concept icon. Radio,radioreceiver

Nervous System Woman Anatomy Vector Illustration

#109441808 - Nervous System Woman Anatomy Vector Illustration

Nervous and digestive systems woman s anatomy banner, vector illustration with image of brain build sensitive organs set, stomach scheme gastric tract

#110406653 - Nervous and digestive systems woman s anatomy banner, vecto

#88157350 - brainstorm - brain with flashes icon, illustration, vector

Muscular and Nervous System Anotomical Banner

#106743296 - Muscular and Nervous System Anotomical Banner

Blood and nervous systems sample of body build vector illustration, brains with sensitive nerve endings set, blue plasma stream in organism s veins

#112350622 - Blood and nervous systems sample of body build vector illus

Woman Nervous System Colorful Biological Poster 版權商用圖片

#106315717 - Woman Nervous System Colorful Biological Poster

Blood nervous and digestive organism systems set vector illustration of internal view on organs structure, veins nerves brain chart, stomach build

#105604034 - Blood nervous and digestive organism systems set vector ill

Active receptor isolated on blue

#40005744 - Active receptor isolated on blue

Human brain and Active receptor

#44565298 - Human brain and Active receptor

Ion channel. structure of the channel. Vector diagram.

#63903570 - Ion channel. structure of the channel. Vector diagram.

Histamine receptor. Function, target tissue and organs. Histamine action

#51686184 - Histamine receptor. Function, target tissue and organs. Hi

Epidermal growth factor (EGF) signaling protein molecule. 3D rendering. Atoms are represented as spheres with conventional color coding. 版權商用圖片

#70771254 - Epidermal growth factor (EGF) signaling protein molecule. 3

Human brain and Active receptor

#47540585 - Human brain and Active receptor

immune system cells. macrophage, t-cell, b-cell and antibodies.

#42064815 - immune system cells. macrophage, t-cell, b-cell and antibod

Mechanisms for the transport of ions and molecules across cell membranes. Types of a channel in the cell membrane: simple diffusion, Aquaporin, Gated ion channel, Symporter and Antiporter.

#63923735 - Mechanisms for the transport of ions and molecules across c

Voltage-gated channels. inactivation gate, deactivation and activation ion channel. Open and close gate. Interior of the cell is negatively charged and the exterior is positively charged and vice versa 向量圖像

#63923734 - Voltage-gated channels. inactivation gate, deactivation and

Two neurons connecting by using electrochemical transmissions. Digital illustration. 版權商用圖片

#31970309 - Two neurons connecting by using electrochemical transmissio

Histamine. local immune responses. Allergic reaction 向量圖像

#51750325 - Histamine. local immune responses. Allergic reaction

Types of ion channel. Classification by gating. mechanism of action. Voltage-Gated, Ligand-gated, Mechanically-gated and Always open ion channels

#63923652 - Types of ion channel. Classification by gating. mechanism o

Cytokines - proteins that are important in cell signaling. They are released by cells and affect the behavior of other cells. Cytokines include interferons, interleukins, lymphokines and other. Cytokines are produced by a broad range of cells, including i

#47212856 - Cytokines - proteins that are important in cell signaling.

brain power concept with 3d rendering shiny human brain

#65387616 - brain power concept with 3d rendering shiny human brain

Nerve cell.

#83158408 - Nerve cell.

Brain Human Nervous System

#108728474 - Brain Human Nervous System

Activation of B-cell leukocytes illustration.

#89042576 - Activation of B-cell leukocytes illustration.

Human Nervous System, Nerve Cell

#128651867 - Human Nervous System, Nerve Cell

Neurons cells close up

#106165936 - Neurons cells close up

Neurons cells close up

#125141930 - Neurons cells close up

Su-Jock therapy at home

#116233072 - Su-Jock therapy at home

T-cell receptors are similar to one arm of an antibody. Like antibodies, they are composed of two chains. The binding site is at the tip of the molecule,

#104980380 - T-cell receptors are similar to one arm of an antibody. Lik

T-cell receptors (dark blue), CD4 molecules (light blue), glycolipids (orange). The T-cell receptor activates the immune response to antigens in T-lymphocytes

#104980480 - T-cell receptors (dark blue), CD4 molecules (light blue),

Neurons cells close up

#124606243 - Neurons cells close up

Neurons cells close up

#106165938 - Neurons cells close up

Neurons cells close up

#124558598 - Neurons cells close up

Biology of allergic inflammation and different diseases including asthma.

#101595586 - Biology of allergic inflammation and different diseases inc

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關於123RF

關於

特徵

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指導課程

服務

Corporate+

123rf合作夥伴計劃

123RF的增值經銷計劃

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法律規範

Legal

執照

隱私聲明

權力條規

123RF-Cookie政策

國際

Русский язык

Português (PT)

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需要幫助嗎？請聯絡您的客戶經理

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