Postpharyngeal gland

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WebThe same pattern occurred when the dimethylalkanes constituents of the postpharyngeal gland were utilised as character states, with a slight displacement of species within … Web5 May 2016 · There are several hypotheses about the possible functions of the postpharyngeal gland (PPG) in ants. The proposed functions include roles as cephalic or gastric caeca and diverticulum of the digestive tract, mixing of hydrocarbons, nestmate …

Morphology, Chemistry and Function of the …

WebThe postpharyngeal glands and the cuticle of Formicidae contain the same characteristic hydrocarbons SpringerLink Research Articles Published: January 1991 The … Web9 May 2006 · The postpharyngeal gland (PPG) is unique to ants and is the largest exocrine gland in their head. In queens of the pharaoh's ant, Monomorium pharaonis, the gland … schwab solvency

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Web1 Feb 2011 · The postpharyngeal gland (PPG) plays a major role in the social integration of ant colonies. It had been thought to be restricted to ants but was recently also described … Webadrenal gland 부신, 콩팥위샘 adrenalin 아드레날린 adrenocortical steroid 부신겉질스테로이드, 부신피질스테로이드 ... retropharyngeal =postpharyngeal 인두후농양 abscess, septal 비중격농양 abscess, subdural 경막하농양 abscess, … WebThe role of postpharyngeal gland secretion in nestmate recognition was tested in Manica rubida and, when the glandular secretion originated from an alien ant, the ants became … schwab solo roth 401k

Survey of the exocrine system in Protanilla wallacei (Hymenoptera ...

(PDF) Mandibular and postpharyngeal gland secretions of …

Webthe postpharyngeal glands and the cuticle of formicidae contain the same characteristic hydrocarbons. experientia, 106-111, vol. 47(1). link> doi> bagneres ag, morgan ed, … WebThe postpharyngeal glands and the cuticle of Formicidae contain the same characteristic hydrocarbons. Experientia 47:106-111. Google Scholar Bonavita-Cougourdan, A., … schwab sofr rateWeb2 18 ABSTRACT – The pro- and postpharyngeal glands of Brachyponera sennaarensis both appear as 19 globular formations at a general anatomical level. However, only for the … practical shooting ben stoeger

"WebThe postpharyngeal gland (PPG) plays a major role in the social integration of ant colonies. It had been thought to be restricted to ants but was recently also described for a solitary … " - Postpharyngeal gland

Postpharyngeal gland

Cuticular hydrocarbons mediate discrimination of reproductives …

WebThe gland occurs as a paired tubular structure consisting of a proximal sac-like part from which several ﬁnger-like tubes extend. Histologically, the PPG belongs to the epithelial … WebAnts (Hymenoptera: Formicidae) are one of the most diverse and ubiquitous groups of social insects the largest family under the order Hymenoptera. In insects, cuticular hydrocarbons (CHC) function as chemical cues for the recognition of mates, species, and nest-mates in social insects.

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Web1 Apr 2024 · The postpharyngeal gland, the metapleural gland and the mandibular gland are the most likely source candidates for the chemical cocktail at the surface of the cuticle … WebThis is an extreme emergency demanding immediate relief of pressure against the blood vessels serving the brain stem and cerebellum.Long-term effects of head injury include chronic headache, disturbances in mental and motor function, diabetes insipidus, and a host of other symptoms that may or may not be psychogenic.

Web1 Aug 2000 · Europe PMC is an archive of life sciences journal literature. Web1 Nov 1994 · Here, the postpharyngeal gland (PPG) plays a vital role in ants. Being located close to the mouthparts, individual ants use it to store hydrocarbons from themselves …

Web1 Jul 2016 · The propharyngeal gland consists of 2 clusters of 16 secretory cells, which open in the pharyngeal atrium through a duct. Secretory cells are smallest in males. Two types of endoplasmic vesicles are observed around the end apparatus, suggesting a release of at least 2 substances. Web17 Mar 2016 · This paper presents the unusually rich exocrine gland endowment of dichthadiigynes, which is not found in queens of other ant species. It has been suggested these kinds of glands produce secretions that attract and maintain worker retinues around queens, especially during migration.

Web16 Apr 2008 · Females of the European beewolf, Philanthus triangulum, possess a large glove-shaped gland in the head, the postpharyngeal gland (PPG).They apply the content …

Web16 Apr 2008 · Surprisingly, a dimorphism is found with regard to the major component of the PPG of the European beewolf with some females having (Z)-9-pentacosene, whereas … practical shirts manufacturerWeb1 May 2013 · A novel gland inside the mandibles of all 22 investigated species, using light and electron microscopy, is discovered and is considered a novel gland because of its peculiar bowl-shape and special arrangement of the microvilli that are confined to large vacuolar spaces instead of reaching the cuticle. 6 PDF View 2 excerpts, cites background practical shooting training group ben stoegerWebAlong with the MG, the postpharyngeal gland (PPG) has also been proposed as a source of chemical compounds responsible for nestmate recognition, providing the gestalt odor in … schwab solo 401k account