A plant genus of the family FABACEAE. SENNA EXTRACT is obtained from members of this genus. Members contain ANTHRAQUINONES and have been an ingredient in laxatives (CATHARTICS). Many species of the CASSIA genus have been reclassified into this genus. This bush should not be confused with the Cassia tree (CINNAMOMUM).
Preparations of Cassia senna and C. angustifolia (see SENNA PLANT). They contain sennosides, which are anthraquinone type CATHARTICS and are used in many different preparations as laxatives.
PLANTS, or their progeny, whose GENOME has been altered by GENETIC ENGINEERING.
Agents that are used to stimulate evacuation of the bowels.
Agents that produce a soft formed stool, and relax and loosen the bowels, typically used over a protracted period, to relieve CONSTIPATION.
Expanded structures, usually green, of vascular plants, characteristically consisting of a bladelike expansion attached to a stem, and functioning as the principal organ of photosynthesis and transpiration. (American Heritage Dictionary, 2d ed)
Proteins found in plants (flowers, herbs, shrubs, trees, etc.). The concept does not include proteins found in vegetables for which VEGETABLE PROTEINS is available.
A plant genus of the family FABACEAE. Many species of this genus, including the medicinal C. senna and C. angustifolia, have been reclassified into the Senna genus (SENNA PLANT) and some to CHAMAECRISTA.
Concentrated pharmaceutical preparations of plants obtained by removing active constituents with a suitable solvent, which is evaporated away, and adjusting the residue to a prescribed standard.
The usually underground portions of a plant that serve as support, store food, and through which water and mineral nutrients enter the plant. (From American Heritage Dictionary, 1982; Concise Dictionary of Biology, 1990)
The functional hereditary units of PLANTS.
A plant family of the order Myrtales, subclass Rosidae, class Magnoliopsida. They are mainly trees and shrubs. Many members contain mucilage and COUMARINS.
The unconsolidated mineral or organic matter on the surface of the earth that serves as a natural medium for the growth of land plants.
A group of AROMATIC HYDROCARBONS that have three rings joined as a triad around a single carbon atom so all three are conjoined, in contrast to a linear arrangement (ANTHRACENES) or angular arrangement (PHENANTHRENES).
The presence of bacteria, viruses, and fungi in the soil. This term is not restricted to pathogenic organisms.
Woody, usually tall, perennial higher plants (Angiosperms, Gymnosperms, and some Pterophyta) having usually a main stem and numerous branches.

Double blind randomised controlled trial of topical glyceryl trinitrate in anal fissure. (1/20)

AIMS: To determine the effectiveness and safety of topical glyceryl trinitrate (GTN) in the management of acute anal fissure in children. METHODS: Individual children were randomised to receive GTN paste or placebo for six weeks in addition to oral senna and lactulose. Patients took laxatives alone for a further 10 weeks. Each week a research nurse telephoned families to assess pain scores and give advice. Main outcome measures were validated standardised pain scores and time to painless defaecation. RESULTS: Forty subjects were recruited from 46 eligible children; 31 children completed the trial (13 in the GTN group and 18 in the placebo group). No differences in the proportion of those achieving pain free defaecation with relation to time were seen between the two groups. Similarly, there were no significant differences in pain scores between the two groups over the 16 week study period. However, in both groups pain scores had decreased significantly. There were no differences in the incidence of rectal bleeding, faecal soiling, presence of visible fissure, skin tag, or faecal loading at outpatient review at the time of recruitment, or at 6 weeks and 16 weeks. No serious adverse effects were observed. CONCLUSIONS: This study suggests that 0.2% GTN paste is ineffective in the treatment of acute anal fissures in childhood. However the overall fissure healing rate is high (84%) with associated reduction in pain scores, suggesting that a nurse based treatment programme can achieve a high rate of fissure healing.  (+info)

Screening and identification of proteins mediating senna induced gastrointestinal motility enhancement in mouse colon. (2/20)

AIM: To isolate the proteins involved in pharmacologic action of senna extract (SE) from mouse gastrointestinal tract and to explore the molecular mechanism of gastrointestinal motility change induced by SE. METHODS: SE was administrated to mice by different routes. Gastrointestinal motility of mice was observed using cathartic, gastrointestinal propellant movement experiments and X-ray analysis. Mouse model for gastrointestinal motility enhancement was established through continuous gastric administration of SE at progressively increased dose. At 3 h and week 3, 4, 6 and 10, morphological changes of gastrointestinal tissues were found under light microscope. Ultrastructural changes of intestinal and colonic tissues at week 6 were observed under transmission electron microscope. The colonic proteomic changes in model mice were examined by two-dimension polyacrylamide gel electrophoresis with immobilized pH gradient isoelectric focusing to screen the differentially expressed proteins, and their molecular masses and isoelectric points were determined. Two N-terminal sequences of the samples were also determined by mass spectrometry. RESULTS: SE (0.3g) caused diarrhea after gastric administration in 1-6h and enhanced gastrointestinal propellant (65.1+/-7.5%; 45.8+/-14.6%, P<0.01) in mice, but intramuscular and hypodermic injection had no cathartic effect. X-ray analysis of gastrointestinal motility demonstrated that gastric administration of SE enhanced gastric evacuation and gastrointestinal transferring function. At 3 h and week 3 and 4 after gastric administration of SE, light microscopic examination revealed no apparent change in gastrointestinal mucosal tissues, but transmission electron microscopic examination revealed inflammatory changes in whole layer of intestinal and colonic wall. Twenty differential proteins were detected in the colonic tissues of the model mice by two-dimensional electrophoresis, and the N-terminal amino acid sequences of two proteins were determined. CONCLUSION: SE causes diarrhea and enhances gastrointestinal motility through digestive tract administration. Long-term gastric administration of SE induces inflammatory changes and cell damage in the whole gastrointestinal tract. The differential proteins screened from the colonic tissues of the model mice might mediate the enhancing effect of SE on gastrointestinal motility.  (+info)

alpha-Pinene inhibits growth and induces oxidative stress in roots. (3/20)

BACKGROUND AND AIMS: Determining the mode of action of allelochemicals is one of the challenging aspects in allelopathic studies. Recently, allelochemicals have been proposed to cause oxidative stress in target tissue and induce an antioxidant mechanism. alpha-Pinene, one of the common monoterpenoids emitted from several aromatic plants including forest trees, is known for its growth-inhibitory activity. However, its mechanism of action remains unexplored. The aim of the present study was to determine the inhibitory effect of alpha-pinene on root growth and generation of reactive oxygen species, as indicators of oxidative stress and changes in activities of antioxidant enzymes. METHODS: Effects of alpha-pinene on early root growth were studied in five test species, Cassia occidentalis, Amaranthus viridis, Triticum aestivum, Pisum sativum and Cicer arietinum. Electrolyte leakage, lipid peroxidation, hydrogen peroxide generation, proline accumulation, and activities of the enzymes superoxide dismutase (SOD), ascorbate peroxidase (APX), guaiacol peroxidase (GPX), catalase (CAT) and glutathione reductase (GR) were studied in roots of C. occidentalis. KEY RESULTS: alpha-Pinene inhibited the radicle growth of all the test species. Exposure of C. occidentalis roots to alpha-pinene enhanced solute leakage, and increased levels of malondialdehyde, proline and hydrogen peroxide, indicating lipid peroxidation and induction of oxidative stress. Activities of the antioxidant enzymes SOD, CAT, GPX, APX and GR were significantly elevated, thereby indicating the enhanced generation of reactive oxygen species (ROS) upon alpha-pinene exposure. Increased levels of scavenging enzymes indicates their induction as a secondary defence mechanism in response to alpha-pinene. CONCLUSIONS: It is concluded that alpha-pinene inhibits early root growth and causes oxidative damage in root tissue through enhanced generation of ROS, as indicated by increased lipid peroxidation, disruption of membrane integrity and elevated antioxidant enzyme levels.  (+info)

Cassia occidentalis poisoning causes fatal coma in children in western Uttar Pradesh. (4/20)

We investigated cases of the annual seasonal outbreaks of acute hepato-myo-encephalopathy in young children in western Uttar Pradesh for causal association with Cassia occidentalis poisoning, by a prospective survey in 2006. During September-October homes of 10 consecutive cases were visited and history of eating Cassia beans was obtained in all. Nine children died within 4-5 days. There appears to be an etiological association between consumption of Cassia occidentalis beans and acute hepato-myo-encephalopathy.  (+info)

Quantitative HPLC determination and extraction of anthraquinones in Senna alata leaves. (5/20)

A reversed-phase high-performance liquid chromatographic method is described for the simultaneous determination of four anthraquinones: rhein, aloe-emodin, emodin, and chrysophanol in Senna alata leaves. The method involves the use of a TSK-gel ODS-80Tm column (5 microm, 4.6 x 150 mm) at 25 degrees C with the mixture of methanol and 2% aqueous acetic acid (70:30, v/v) as the mobile phase and detection at 254 nm. The parameters of linearity, precision, accuracy, and specificity of the method were evaluated. The recovery of the method is 100.3-100.5%, and linearity (r(2) > 0.9998) was obtained for all anthraquinones. A high degree of specificity as well as repeatability and reproducibility (relative standard deviation values less than 5%) were also achieved. The solvent for extraction of anthraquinones from S. alata leaves was examined in order to increase the anthraquinone content of the leaf extract. It was found that a solution of 5% hydrochloric acid (v/v), 5% ferric chloride (w/v), and 15% water in methanol (v/v) was capable of increasing the anthraquinone content in the leaf extract up to 1.67% (w/w).  (+info)

Chemical composition, botanical evaluation and screening of radical scavenging activity of collected pollen by the stingless bees Melipona rufiventris (Urucu-amarela). (6/20)

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Laxative effects of agarwood on low-fiber diet-induced constipation in rats. (7/20)

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Genotoxicity detection of five medicinal plants in Nigeria. (8/20)

This study was performed to investigate the safety of Alchornea cordifolia, Cnestis ferruginea, Lonchocarpus sericeus, Trema orientalis, and Senna alata in respect to genotoxicity. These five medicinal plants are widely distributed in Africa. They are used as a traditional medicine in many African counties for the treatment of microbial, inflammatory, and stress-related diseases. To evaluate the bacterial reverse mutation of these five medicinal plants, the in vitro Ames test using Salmonella typhimurium TA98, TA100, TA1535, and TA1537, and Escherichia coli WP2uvrA, with or without the addition of S9 mixture was performed. Concentrations used for this test were 625, 2,500, and 5,000 microg per plate. A. cordifolia, C. ferruginea, L. sericeus, and T. orientalis showed negative results in the bacterial reverse mutation test, suggesting that it is potentially safe for these plants to be used in medicinal plants supplements at high doses. However, our experiments suggest that S. alata is a potent mutagen. Therefore, further studies are needed to evaluate the carcinogenicity of S. alata in order to adequately assess the risks for human health.  (+info)

Senna plant, (Cassia senna or Senna Alexandrina), is a species of flowering plants in the legume family, Fabaceae. It is native to China, Egypt, and some countries in Africa and the Middle East. The leaves and fruit of the senna plant have been used in traditional medicine as a laxative.

The active compounds in senna are anthraquinone glycosides, which include sennosides A and B. These compounds work by stimulating the colon's muscular activity, increasing intestinal peristalsis (the wave-like contractions that move food through the intestines), and inhibiting water and electrolyte absorption in the gut, leading to a bowel movement.

Senna is available in various forms such as dried leaves, powder, tablets, capsules, and liquid extracts. It is commonly used to treat constipation, cleanse the bowel before diagnostic procedures, and as a component of over-the-counter and prescription laxative products. However, long-term use or misuse of senna can lead to dependence on laxatives, electrolyte imbalances, and other health issues. It is essential to follow the recommended dosage and consult with a healthcare professional before using senna as a laxative.

Senna extract is a herbal preparation made from the leaves and fruit of the senna plant (Cassia senna or Cassia angustifolia), which belongs to the Fabaceae family. The active components in senna extract are anthraquinone glycosides, primarily sennosides A and B, that have laxative properties.

The medical definition of Senna extract is:
A standardized herbal extract derived from the leaves or fruit of the senna plant, containing a specific amount of sennosides (usually expressed as a percentage). It is used medically as a stimulant laxative to treat constipation and prepare the bowel for diagnostic procedures like colonoscopies. The laxative effect of senna extract is due to increased peristalsis and inhibition of water and electrolyte absorption in the large intestine, which results in softer stools and easier evacuation.

It's important to note that long-term use or misuse of senna extract can lead to dependence, electrolyte imbalances, and potential damage to the colon. Therefore, medical supervision is recommended when using senna extract as a laxative.

Genetically modified plants (GMPs) are plants that have had their DNA altered through genetic engineering techniques to exhibit desired traits. These modifications can be made to enhance certain characteristics such as increased resistance to pests, improved tolerance to environmental stresses like drought or salinity, or enhanced nutritional content. The process often involves introducing genes from other organisms, such as bacteria or viruses, into the plant's genome. Examples of GMPs include Bt cotton, which has a gene from the bacterium Bacillus thuringiensis that makes it resistant to certain pests, and golden rice, which is engineered to contain higher levels of beta-carotene, a precursor to vitamin A. It's important to note that genetically modified plants are subject to rigorous testing and regulation to ensure their safety for human consumption and environmental impact before they are approved for commercial use.

Cathartics are a type of medication that stimulates bowel movements and evacuates the intestinal tract. They are often used to treat constipation or to prepare the bowel for certain medical procedures, such as colonoscopies. Common cathartic medications include laxatives, enemas, and suppositories.

Cathartics work by increasing the muscle contractions of the intestines, which helps to move stool through the digestive tract more quickly. They may also increase the amount of water in the stool, making it softer and easier to pass. Some cathartics, such as bulk-forming laxatives, work by absorbing water and swelling in the intestines, which helps to bulk up the stool and stimulate a bowel movement.

While cathartics can be effective at relieving constipation, they should be used with caution. Overuse of cathartics can lead to dependence on them for bowel movements, as well as electrolyte imbalances and other complications. It is important to follow the instructions carefully when using cathartic medications and to speak with a healthcare provider if constipation persists or worsens.

Laxatives are substances or medications that are used to promote bowel movements or loosen the stools, thereby helping in the treatment of constipation. They work by increasing the amount of water in the stool or stimulating the muscles in the intestines to contract and push the stool through. Laxatives can be categorized into several types based on their mechanism of action, including bulk-forming laxatives, lubricant laxatives, osmotic laxatives, saline laxatives, stimulant laxatives, and stool softeners. It is important to use laxatives only as directed by a healthcare professional, as overuse or misuse can lead to serious health complications.

I believe there may be a slight misunderstanding in your question. "Plant leaves" are not a medical term, but rather a general biological term referring to a specific organ found in plants.

Leaves are organs that are typically flat and broad, and they are the primary site of photosynthesis in most plants. They are usually green due to the presence of chlorophyll, which is essential for capturing sunlight and converting it into chemical energy through photosynthesis.

While leaves do not have a direct medical definition, understanding their structure and function can be important in various medical fields, such as pharmacognosy (the study of medicinal plants) or environmental health. For example, certain plant leaves may contain bioactive compounds that have therapeutic potential, while others may produce allergens or toxins that can impact human health.

"Plant proteins" refer to the proteins that are derived from plant sources. These can include proteins from legumes such as beans, lentils, and peas, as well as proteins from grains like wheat, rice, and corn. Other sources of plant proteins include nuts, seeds, and vegetables.

Plant proteins are made up of individual amino acids, which are the building blocks of protein. While animal-based proteins typically contain all of the essential amino acids that the body needs to function properly, many plant-based proteins may be lacking in one or more of these essential amino acids. However, by consuming a variety of plant-based foods throughout the day, it is possible to get all of the essential amino acids that the body needs from plant sources alone.

Plant proteins are often lower in calories and saturated fat than animal proteins, making them a popular choice for those following a vegetarian or vegan diet, as well as those looking to maintain a healthy weight or reduce their risk of chronic diseases such as heart disease and cancer. Additionally, plant proteins have been shown to have a number of health benefits, including improving gut health, reducing inflammation, and supporting muscle growth and repair.

'Cassia' is a botanical term that refers to several species of plants in the family Fabaceae, which is also known as the legume family. The most well-known species is Cinnamomum cassia, which is commonly called Chinese cinnamon or cassia cinnamon. This tree is native to China and other parts of Asia, and its bark is used to make a type of cinnamon that is less expensive and has a stronger flavor than Ceylon cinnamon (Cinnamomum verum).

Other species of Cassia include Senna obtusifolia, also known as coffee senna or sicklepod, which is a plant native to Africa that is used in traditional medicine, and Cassia fistula, also known as the golden shower tree, which is a tropical tree with large, yellow flowers.

It's worth noting that while some species of Cassia have medicinal uses, others can be toxic if ingested in large quantities. Therefore, it's important to consult with a healthcare professional before using any plant or herbal remedy for medical purposes.

A plant extract is a preparation containing chemical constituents that have been extracted from a plant using a solvent. The resulting extract may contain a single compound or a mixture of several compounds, depending on the extraction process and the specific plant material used. These extracts are often used in various industries including pharmaceuticals, nutraceuticals, cosmetics, and food and beverage, due to their potential therapeutic or beneficial properties. The composition of plant extracts can vary widely, and it is important to ensure their quality, safety, and efficacy before use in any application.

A plant root is not a medical term per se, but it is a term from botany, which is the study of plants. However, I can certainly provide a definition for you.

Plant roots are the underground organs of a plant that typically grow downward into the soil. They serve several important functions, including:

1. Anchorage: Roots help to stabilize the plant and keep it upright in the ground.
2. Absorption: Roots absorb water and nutrients from the soil, which are essential for the plant's growth and development.
3. Conduction: Roots conduct water and nutrients up to the above-ground parts of the plant, such as the stem and leaves.
4. Vegetative reproduction: Some plants can reproduce vegetatively through their roots, producing new plants from root fragments or specialized structures called rhizomes or tubers.

Roots are composed of several different tissues, including the epidermis, cortex, endodermis, and vascular tissue. The epidermis is the outermost layer of the root, which secretes a waxy substance called suberin that helps to prevent water loss. The cortex is the middle layer of the root, which contains cells that store carbohydrates and other nutrients. The endodermis is a thin layer of cells that surrounds the vascular tissue and regulates the movement of water and solutes into and out of the root. The vascular tissue consists of xylem and phloem, which transport water and nutrients throughout the plant.

A gene in plants, like in other organisms, is a hereditary unit that carries genetic information from one generation to the next. It is a segment of DNA (deoxyribonucleic acid) that contains the instructions for the development and function of an organism. Genes in plants determine various traits such as flower color, plant height, resistance to diseases, and many others. They are responsible for encoding proteins and RNA molecules that play crucial roles in the growth, development, and reproduction of plants. Plant genes can be manipulated through traditional breeding methods or genetic engineering techniques to improve crop yield, enhance disease resistance, and increase nutritional value.

Thymelaeaceae is not a medical term, but a taxonomic category in botany. It refers to a family of flowering plants that includes around 50 genera and about 800 species. Some members of this family have been used in traditional medicine, but it's important to note that the use of specific plant species for medicinal purposes should be under the guidance of healthcare professionals, as they can provide information on safe usage, potential interactions with other medications, and appropriate dosages.

I'm sorry for any confusion, but "soil" is not a term that has a medical definition. Soil is defined as the top layer of earth in which plants grow, a mixture of organic material, clay, sand, and silt. If you have any questions related to medicine or health, I would be happy to try to help answer them for you.

I'm sorry for any confusion, but "Phenalenes" is not a commonly used medical term. It is a term typically used in the field of chemistry, specifically organic chemistry, to refer to a class of polycyclic aromatic hydrocarbons. These compounds have a unique structure consisting of three benzene rings fused in a linear arrangement. If you're looking for information related to a medical or biological context, could you please provide more details so I can give a more accurate response?

I apologize, but there seems to be a misunderstanding. "Soil microbiology" is not a medical term; rather, it is a branch of microbiology that deals with the study of microorganisms in soil. It involves understanding the diversity, ecology, and biochemistry of bacteria, fungi, algae, protozoa, and other microscopic life forms found in soil. This field has applications in agriculture, environmental science, and waste management but is not directly related to medical definitions or human health.

I'm sorry for any confusion, but "trees" is not a medical term. It is a common term used in various fields, including biology, ecology, and dendrology, to refer to a woody perennial plant with a single stem or trunk that supports branches and leaves in most species.

If you have any questions related to medical terminology or health-related topics, please provide more context so I can offer an accurate and helpful response.

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