Cytological Collection (#9)

Felix Rey, French virologist. Rey is director of research on the Chikungunya virus research project at the Pasteur Institute, Paris France

cAMP-dependent protein kinase molecule C016 / 2063
cAMP-dependent protein kinase, molecular model. This enzyme is also known as protein kinase A (PKA). This is the holoenzyme, which consists of two regulatory subunits and two catalytic subunits

Potassium ion channel. Computer artwork of a KcsA potassium ion (K+) channel (ribbons) embedded in a phospholipid (spheres) cell membrane (horizontal, centre)

Voltage-gated potassium channel. Computer model showing the molecular structure of a voltage-gated potassium (Kv) ion channel

MHC protein-antigen complex. Computer model showing a histocompatibility antigen complexed to a class II MHC (major histocompatibility complex) protein molecule

Chikungunya virus research. Researcher working with cells cultured from Drosophila sp. fruit flies that have been genetically engineered to produce proteins of the Chikungunya virus

Mitochondrial structure, artwork C015 / 6784
Mitochondrial structure. Computer artwork of a mitochondrion, showing a loop of mitochondrial DNA (deoxyribonucleic acid, mtDNA), the organelles genetic material

Activated macrophage, SEM C015 / 6377
Activated macrophage. Coloured scanning electron micrograph (SEM) of an active macrophage white blood cell. Macrophages are cells of the bodys immune system that are found in the tissues rather than

Activated macrophage, SEM C015 / 6376
Activated macrophage. Coloured scanning electron micrograph (SEM) of an active macrophage white blood cell. Macrophages are cells of the bodys immune system that are found in the tissues rather than

Mitochondrial structure, artwork C015 / 6765
Mitochondrial structure. Computer artwork of a mitochondrion, showing a loop of mitochondrial DNA (deoxyribonucleic acid, mtDNA), the organelles genetic material

Cancer cell, SEM C014 / 0628
Cancer cell. Coloured scanning electron micrograph (SEM) of a carcinoma cancer cell (pink) migrating (metastasising) along a layer of normal epithelial cells (purple)

Cancer cell, SEM C014 / 0627
Cancer cell. Coloured scanning electron micrograph (SEM) of a carcinoma cancer cell (yellow) migrating (metastasising) along a layer of normal epithelial cells (brown)

Anaesthetic inhibiting an ion channel C015 / 6723
Anaesthetic inhibiting an ion channel. Computer model showing the structure of propofol anaesthetic drug molecules (spheres) bound to a pentameric ligand-gated ion channel (pLGIC, blue ribbons)

Anaesthetic inhibiting an ion channel C015 / 6722
Anaesthetic inhibiting an ion channel. Computer model showing the structure of propofol anaesthetic drug molecules (spheres) bound to a pentameric ligand-gated ion channel (pLGIC, blue ribbons)

Anaesthetic inhibiting an ion channel C015 / 6720
Anaesthetic inhibiting an ion channel. Computer model showing the structure of propofol anaesthetic drug molecules (lower left and right) bound to a pentameric ligand-gated ion channel (pLGIC, grey)

Anaesthetic inhibiting an ion channel C015 / 6721
Anaesthetic inhibiting an ion channel. Computer model showing the structure of propofol anaesthetic drug molecules (spheres)

Anaesthetic inhibiting an ion channel C015 / 6719
Anaesthetic inhibiting an ion channel. Computer model showing the structure of propofol anaesthetic drug molecules (spheres)

Purkinje nerve cell, TEM C014 / 0582
Purkinje nerve cell. Transmission electron micrograph (TEM) of a purkinje nerve cell (bright yellow, centre) from the cerebellum of the brain

Cell infected with HIV, SEM C014 / 0581
Cell infected with HIV. Coloured scanning electron micrograph (SEM) of HIV particles (round) budding from the membrane of a host cell

Cell infected with HIV, SEM C014 / 0580
Cell infected with HIV. Coloured scanning electron micrograph (SEM) of HIV particles (round) budding from the membrane of a host cell

Cell infected with HIV, SEM C014 / 0579
Cell infected with HIV. Coloured scanning electron micrograph (SEM) of HIV particles (round) budding from the membrane of a host cell

Canadian pondweed leaf, light micrograph
Canadian pondweed leaf. Light micrograph of a section through the leaf of a Canadian pondweed (Elodea canadensis) plant, showing the cells (squares)

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

P11-annexin II complex, molecular model C015 / 5154
P11-annexin II complex. Molecular model of the protein p11, also known as S100A10, complexed with the N-terminal of an annexin II protein. Annexin II is a peripheral membrane protein

Sphagnum moss cells, light micrograph
Sphagnum moss cells. Polarised light micrograph of a section through cells from Sphagnum sp. moss. Magnification: x400 when printed 10 centimetres wide

Moss cells, light micrograph
Moss cells, polarised light micrograph. Magnification: x400 when printed 10 centimetres wide

Fibroblast cell, fluorescent micrograph
Fibroblast cell. Confocal laser scanning micrograph of a fibroblast cell. The cell nucleus, which contains the cells genetic information, is green

Lavender, fluorescence light micrograph
Lavender. Fluorescence light micrograph of a section through a lavender (Lavendula sp.) plant, showing the cells. Magnification: x57 when printed 10 centimetres wide

Plant protoplast, fluorescent micrograph
Protoplast. Confocal laser scanning micrograph of a tobacco plant (Nicotiana tabacum) protoplast. A protoplast is a plant cell that has had its tough outer cell wall removed by chemical treatment

Plant trichome, fluorescent micrograph
Plant trichome. Confocal laser scanning micrograph of a trichome (leaf hair) on a Arabidopsis thaliana plant. Actin filaments in the trichome are green

Stomach wall, confocal light micrograph C016 / 3127
Stomach wall. Laser scanning confocal light micrograph of a section through the wall of a stomach

Carbon dioxide incubator C016 / 3112
Carbon dioxide incubator. Cell cultures inside a carbon dioxide incubator

Carbon dioxide incubator C016 / 3108
Carbon dioxide incubator. Close-up of the control panel on the outside of a carbon dioxide incubator used for cell culture

Carbon dioxide incubator C016 / 3111
Carbon dioxide incubator. Cell cultures inside a carbon dioxide incubator

Carbon dioxide incubator C016 / 3110
Carbon dioxide incubator. Cell cultures inside a carbon dioxide incubator

Carbon dioxide incubator C016 / 3109
Carbon dioxide incubator. Close-up of the pressure gauges and regulator on a carbon dioxide cylinder that supplies a carbon dioxide incubator used for cell culture

E. coli induced cell death, SEM C016 / 3078
E. coli induced cell death. Coloured scanning electron micrograph (SEM) of a macrophage white blood cell (centre) that is being destroyed by toxins released by Escherichia coli (E)

E. coli induced cell death, SEM C016 / 3077
E. coli induced cell death. Coloured scanning electron micrograph (SEM) of a macrophage white blood cell (centre) that is being destroyed by toxins released by Escherichia coli (E)

DNA and tumour suppressor complex C014 / 0014
DNA and tumour suppressor complex. Molecular model showing a molecule of the p53 tumour suppressor protein (green, centre) bound to a damaged DNA (deoxyribonucleic acid) strand

HRas enzyme molecule C014 / 0010
HRas enzyme molecule. Molecular model showing the structure of a molecule of the enzyme GTPase HRas, also known as transforming protein p21

NADH dehydrogenase molecule, artwork C014 / 0009
NADH dehydrogenase molecule. Computer artwork showing the structure of a molecule of NADH dehydrogenase (NADH:ubiquinone reductase or Complex I)

Apoptosis, conceptual image C013 / 9998
Apoptosis, conceptual image. Computer artwork representing apoptotic cells. Apoptosis is the process of programmed cell death

Apoptosis, conceptual image C013 / 9997
Apoptosis, conceptual image. Computer artwork representing apoptotic cells. Apoptosis is the process of programmed cell death

Animal cell, artwork C013 / 9985
Animal cell. Computer artwork showing the cell organelles found inside a typical animal cell. The nucleus (large round) can be seen at centre

Animal cell, artwork C013 / 9984
Animal cell. Computer artwork showing the cell organelles found inside a typical animal cell. The nucleus (large round) can be seen at centre

Potassium channel molecule. Molecular model of a KcsA potassium ion (K+) channel molecule from Streptomyces lividans bacteria

Oxoguanine glycosylase complex C013 / 8886
Oxoguanine glycosylase complex. Computer model showing a molecule of human aG DNA repair glycosylase (right) bound to an DNA molecule (left)

Oxoguanine glycosylase complex C013 / 8884
Oxoguanine glycosylase complex. Computer model showing an 8-Oxoguanine glycosylase (OGG1) molecule (green) bound to a section of DNA (deoxyribonucleic acid, pink and blue)

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"Cytological Wonders Unveiled: Exploring the Intricacies of Cellular Life" In this captivating journey into the microscopic world, we delve into the realm of cytology, where astonishing discoveries await. From anaesthetic inhibiting an ion channel to mesmerizing light and electron micrographs, each image offers a glimpse into the intricate workings of cells. Firstly, we witness an extraordinary phenomenon as anaesthetic molecules inhibit an ion channel within cells. This interaction sheds light on how these substances affect cellular processes and highlights their potential therapeutic applications. Moving forward, our attention is drawn to HeLa cells captured under a light microscope. The vivid details reveal their complex structures and provide valuable insights for research in various fields such as cancer biology and drug development. Next up is a stunning transmission electron micrograph showcasing the rough endoplasmic reticulum. Its labyrinthine network serves as a hub for protein synthesis and transport within cells, emphasizing its crucial role in maintaining cellular homeostasis. As we shift gears towards artistic representation, dendritic cells take center stage through exquisite artwork. These specialized immune cells play a pivotal role in recognizing foreign invaders and orchestrating immune responses - truly nature's defenders at work. Returning to HeLa cells under another light microscope lens unveils yet another breathtaking display of cellular beauty. Each cell appears like a universe unto itself with intricate organelles working harmoniously to sustain life's delicate balance. The enchantment continues with captivating images capturing mitosis - the process by which one cell divides into two identical daughter cells. Witnessing this dance of chromosomes during cell division provides profound insights into growth, development, and regeneration mechanisms within organisms. Shifting focus from animal to plant life brings us pine pollen grains delicately observed under a light microscope. These tiny particles hold immense significance in plant reproduction dynamics while exhibiting remarkable structural intricacies that aid successful pollination. Further exploring plants' hidden wonders takes us on an enlightening journey through light micrographs of pine and lime tree stems.