Smooth Endoplasmic Reticulum Collection

Animal cell anatomy, diagram
Animal cell anatomy. Diagram showing the internal and external anatomy of an animal cell

The interior of an eukaryotic cell. This is the most common generic type of cell and its present in all mammals. In the center is the nucleus (the perforated sphere)

Steroid secreting cell, TEM
Steroid secreting cell. Transmission electron micrograph (TEM) of a section through a cell involved with steroid synthesis and secretion (steroidogenesis)

Corpus luteum of ovary, light micrograph C016 / 0527
Corpus luteum of ovary. Light micrograph of a section through steroid-secreting luteal cells in the corpus luteum of an ovary. The corpus luteum develops from an ovulated follicle

Animal cell, illustration C018 / 0734
Animal cell. Illustration showing the organelles present in an animal cell. At lower centre is the nucleus, which contains the cells genetic information in the form of DNA (deoxyribonucleic acid)

Smooth endoplasmic reticulum, TEM
Smooth endoplasmic reticulum. Transmission electron micrograph (TEM) showing smooth endoplasmic reticulum (ER, thin lines) inside a cell that is synthesising steroid hormones

Animal cell anatomy, artwork
Animal cell anatomy. Artwork showing the internal and external anatomy of an animal cell

Smooth endoplasmic reticulum, SEM
Endoplasmic reticulum. Coloured scanning electron micrograph (SEM) of smooth endoplasmic reticulum (SER) (orange, centre left) in the cytoplasm of a kidney cell

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The smooth endoplasmic reticulum (SER) is a vital component of the interior of eukaryotic cells, playing a crucial role in various cellular functions. One notable function of the SER is its involvement in steroid secretion within specialized cells. In the corpus luteum of the ovary, captured through a light micrograph C016 / 0527, and Leydig cells showcased in another light micrograph C016 / 0520, we witness the prominence of smooth endoplasmic reticulum. These images provide us with a glimpse into how this organelle appears under different conditions and cell types. Illustrations such as an animal cell depicted in artwork or diagram form like C018 / 0734 allow us to better understand the intricate anatomy and placement within these complex structures. The presence of this organelle can be observed distinctly through transmission electron microscopy (TEM), offering detailed views that reveal its unique structure. Additionally, scanning electron microscopy (SEM) provides further insight into the surface characteristics and topography of smooth endoplasmic reticulum. SEM images like those labeled Smooth Endoplasmic Reticulum SEM showcase its distinct appearance from different angles, emphasizing its importance within cellular processes. Overall, whether viewed through TEM or SEM techniques or illustrated via diagrams or artwork representing animal cell anatomy, it becomes evident that smooth endoplasmic reticulum holds significant significance for various cellular activities. Its presence within steroid-secreting cells highlights its critical role in hormone production while contributing to our understanding of eukaryotic cell biology at large.