An interstitial space or interstice is a space between structures or objects. In particular, interstitial may refer to:

Biology

Interstitial cell Interstitial cell refers to any cell that lies in the spaces between the functional cells of a tissue. Examples include: * Interstitial cell of Cajal (ICC) * Leydig cells, cells present in the male testes responsible for the production of andro ...

, any cell that lies between other cells *

Interstitial cell tumor Leydig cell tumour, also Leydig cell tumor (US spelling), (testicular) interstitial cell tumour and (testicular) interstitial cell tumor (US spelling), is a member of the sex cord-stromal tumour group of ovarian and testicular cancers. It arises f ...

Interstitial collagenase Interstitial collagenase, also known as fibroblast collagenase, and matrix metalloproteinase-1 (MMP-1) is an enzyme that in humans is encoded by the ''MMP1'' gene. The gene is part of a cluster of MMP genes which localize to chromosome 11q22.3. ...

, enzyme that breaks the peptide bonds in collagen *

Interstitial cystitis Interstitial cystitis (IC), a type of bladder pain syndrome (BPS), is chronic pain in the bladder and pelvic floor of unknown cause. It is the urologic chronic pelvic pain syndrome of women. Symptoms include feeling the need to urinate right a ...

Interstitial fauna Meiobenthos, also called meiofauna, are small benthos, benthic invertebrates that live in both marine and fresh water environments. The term ''meiofauna'' loosely defines a group of organisms by their size, larger than microfauna but smaller than ...

, small aquatic invertebrates, larger than

microfauna Microfauna (Ancient Greek ''mikros'' "small" + New Latin ''fauna'' "animal") refers to microscopic animals and organisms that exhibit animal-like qualities. Microfauna are represented in the animal kingdom (e.g., nematodes, small arthropods) and ...

but smaller than

macrofauna Fauna is all of the animal life present in a particular region or time. The corresponding term for plants is ''flora'', and for fungi, it is ''funga''. Flora, fauna, funga and other forms of life are collectively referred to as ''biota''. Zoolo ...

Interstitial fluid In cell biology, extracellular fluid (ECF) denotes all body fluid outside the cells of any multicellular organism. Total body water in healthy adults is about 60% (range 45 to 75%) of total body weight; women and the obese typically have a l ...

, a solution that bathes and surrounds the cells of multicellular animals * Interstitial deletion and duplication in genetics, see deletion (genetics)#Types and

gene duplication Gene duplication (or chromosomal duplication or gene amplification) is a major mechanism through which new genetic material is generated during molecular evolution. It can be defined as any duplication of a region of DNA that contains a gene ...

* Interstitial granulomatous dermatitis * Interstitial infusion *

Interstitial keratitis Interstitial keratitis (IK) is corneal scarring due to chronic inflammation of the corneal stroma. Interstitial means space between cells i.e. corneal stroma which lies between the epithelium and the endothelium. Keratitis means corneal inflamm ...

Interstitial lung disease Interstitial lung disease (ILD), or diffuse parenchymal lung disease (DPLD), is a group of respiratory diseases affecting the interstitium (the tissue and space around the alveoli (air sacs)) of the lungs. It concerns alveolar epithelium, pul ...

Interstitial nephritis Interstitial nephritis, also known as tubulointerstitial nephritis, is inflammation of the area of the kidney known as the renal interstitium, which consists of a collection of cells, extracellular matrix, and fluid surrounding the renal tubules ...

Interstitial pregnancy An interstitial pregnancy is a uterine but ectopic pregnancy; the pregnancy is located outside the uterine cavity in that part of the fallopian tube that penetrates the muscular layer of the uterus. The term cornual pregnancy is sometimes used as ...

Interstitium The interstitium is a contiguous fluid-filled space existing between a structural barrier, such as a cell membrane or the skin, and internal structures, such as organs, including muscles and the circulatory system. The fluid in this space is ...

, the contiguous fluid-filled space existing between the skin and body organs

Other uses

To describe the spaces within particulate matter such sands, gravels, cobbles, grain, etc. that lie between the discrete particles. *

Interstitial alloy An alloy is a mixture of chemical elements of which at least one is a metal. Unlike chemical compounds with metallic bases, an alloy will retain all the properties of a metal in the resulting material, such as electrical conductivity, ductility, ...

, in chemistry *

Interstitial art Interstitial art is any work of art whose basic nature falls between, rather than within, the familiar boundaries of accepted genres or media, thus making the work difficult to categorize or describe within a single artistic discipline. The concep ...

Interstitial condensation Interstitial condensation is a type of condensation that may occur within an enclosed wall, roof or floor cavity structure, which can create dampening. When moisture-laden air at dew point temperature penetrates inside a cavity of the structure ...

, in construction *

Interstitial site In crystallography, interstitial sites, holes or voids are the empty space that exists between the packing of atoms (spheres) in the crystal structure. The holes are easy to see if you try to pack circles together; no matter how close you get ...

, in chemistry *

Interstitial defect In materials science, an interstitial defect is a type of point crystallographic defect where an atom of the same or of a different type, occupies an interstitial site in the crystal structure. When the atom is of the same type as those alre ...

, in chemistry *

Interstitial television show In television programming, an interstitial television show (or wraparound program or wraparound segment) refers to a short program that is often shown between movies or other events, e.g. cast interviews after movies on premium channels. The ter ...

, in television programming *

Interstitial revolution Interstitial revolution is a theoretical means of societal transformation through progressively and strategically enlarging spaces of social empowerment. Interstitial revolution (or transformation) builds on the concept of prefigurative politics w ...

, in politics *

Interstitial space (architecture) An interstitial space is an intermediate space located between regular-use floors, commonly located in hospitals and laboratory-type buildings to allow space for the mechanical systems of the building. By providing this space, laboratory and hosp ...

Interstitial webpage On the World Wide Web, web, an interstitial webpage (or interstitial) is a web page displayed before or after an expected content page, often to display Online advertising, advertising or for regulatory reasons, such as to confirm the user's age (pr ...

, in computing * Interstices (Catholicism)

Biology

Other uses

See also