Id |
Subject |
Object |
Predicate |
Lexical cue |
T59 |
0-4 |
Sentence |
denotes |
2.1. |
T60 |
5-17 |
Sentence |
denotes |
Royal Jelly: |
T61 |
18-78 |
Sentence |
denotes |
Its Constituents, Biological, and Pharmacological Activities |
T62 |
79-266 |
Sentence |
denotes |
Royal jelly is a thick, milky, white-yellowish, acidic colloid substance secreted from the hypopharyngeal and mandibular salivary glands of young nurse honey bees (5–15 days old) [32,43]. |
T63 |
267-441 |
Sentence |
denotes |
In general, fresh royal jelly mostly consists of water (67% w/w) in addition to carbohydrates (16%), proteins and amino acids (12.5%), fat (5%), and many other elements [32]. |
T64 |
442-668 |
Sentence |
denotes |
However, royal jelly content of these substances noticeably varies depending on numerous factors like botanical source, bee species, bee artificial feeding, weather, season, location, method of processing, and the like [2,44]. |
T65 |
669-779 |
Sentence |
denotes |
Protein is the most copious active element in royal jelly, representing half the weight of its dry matter [2]. |
T66 |
780-899 |
Sentence |
denotes |
It vastly comprises nine 49–87 kDa water-insoluble proteins, known as major royal jelly proteins 1–9 (MRJPs1-9) [2,45]. |
T67 |
900-1007 |
Sentence |
denotes |
MRJPs constitute more than 80% of royal jelly protein content, and MRJPs1–5 constitute 82–90% of all MRJPs. |
T68 |
1008-1191 |
Sentence |
denotes |
MRJPs contain 400–578 amino acids that contribute to the antioxidant effect of royal jelly as well as its role in cell proliferation, cell adhesion, cell growth, and immunity [46,47]. |
T69 |
1192-1249 |
Sentence |
denotes |
Novel non-MRJPs proteins have been newly discovered [48]. |
T70 |
1250-1366 |
Sentence |
denotes |
Royalisin, jelleines, and aspimin are examples of other proteins that exist in royal jelly, albeit in small amounts. |
T71 |
1367-1747 |
Sentence |
denotes |
These proteins as well as MRJPs demonstrate strong antimicrobial and bactericidal activities even against the most drug-resistant bacterial strains such as methicillin-resistant Staphylococcus aureus, Pseudomonas aeruginosa, Klebsiella pneumoniae, vancomycin-resistant Enterococci, as well as extended-spectrum β-lactamase-producing Proteus mirabilis and Escherichia coli [28,29]. |
T72 |
1748-1885 |
Sentence |
denotes |
Carbohydrates (e.g., fructose, glucose maltose, trehalose, melibiose, ribose, and erlose) constitute 7.5–16% or royal jelly content [49]. |
T73 |
1886-2091 |
Sentence |
denotes |
Reducing sugars in royal jelly are thought to contribute to its epigenetic effect through the activation of insulin-like growth factor 1 (IGF-1) and mammalian target of rapamycin (mTOR) signaling cascades. |
T74 |
2092-2224 |
Sentence |
denotes |
Thus, they stimulate caste differentiation of Apis mellifera larvae into queens by increasing intake of food and key nutrients [50]. |
T75 |
2225-2279 |
Sentence |
denotes |
Lipids make up 7–18% of the dry weight of royal jelly. |
T76 |
2280-2508 |
Sentence |
denotes |
This fraction largely comprises a group of unique and rare saturated or monounsaturated short and medium chain fatty acids that are terminally or internally hydroxylated with terminal mono- or dicarboxylic acid functions [2,28]. |
T77 |
2509-2763 |
Sentence |
denotes |
The vast majority of royal jelly fat content (80–85%) consists of short hydroxyl fatty acids such as trans-10-hydroxy-2-decenoic acid (10-HDA), which exists only in royal jelly; and therefore, it is known as royal jelly acid or queen bee acid [28,49,51]. |
T78 |
2764-2990 |
Sentence |
denotes |
10-HDA is one of the most potent bioactive elements in royal jelly expressing strong anti-aging, neuroprotective, antiproliferative, antimicrobial, antioxidant, anti-inflammatory, and epigenetic effects [52,53,54,55,56,57,58]. |
T79 |
2991-3134 |
Sentence |
denotes |
In addition, the lipid fraction of royal jelly contains phenolic acids (4–10%), wax (5–6%), steroids (3–4%), and phospholipids (0.4–0.8%) [49]. |
T80 |
3135-3722 |
Sentence |
denotes |
A wide range of minor constituents and bioactive compounds exist profusely in royal jelly such as acetylcholine, nucleotides (adenosine, guanosine, adenosine tri-phosphate (ATP), adenosine monophosphate (AMP)), minerals (iron, sodium, calcium, potassium, zinc, magnesium, manganese, and copper), amino acids (8 out of 9 essential amino acids Val, Leu, Ile, Thr, Met, Phe, Lys, and Trp), vitamins (retinol (A), ascorbic acid (C), tocopherol (E), riboflavin (B2), niacin (B3), and other B vitamins), esters, aldehydes, ketones, alcohol, and minor heterocyclic compounds [2,28,49,59,60,61]. |
T81 |
3723-3872 |
Sentence |
denotes |
It is worth noting that royal jelly loses most of its bioactive ingredients and biological properties when stored at a temperature of 5 °C or higher. |
T82 |
3873-3938 |
Sentence |
denotes |
Therefore, freezing is the best method to store royal jelly [62]. |
T83 |
3939-4141 |
Sentence |
denotes |
Enzymatic treatment of royal jelly removes allergen proteins and enhances its nutrient content in addition to improving its digestibility and absorption in the gut without altering its freshness [2,59]. |
T84 |
4142-4298 |
Sentence |
denotes |
Royal jelly has been historically used as a beautifying agent by famous queens such as Cleopatra, and it is still involved in the cosmetic industry [29,56]. |
T85 |
4299-4586 |
Sentence |
denotes |
Its rich content of bioactive compounds grants it a plethora of diverse health benefits such as antioxidant, anti-inflammatory, neurotrophic, hypotensive, antidiabetic, antilipidemic, antirheumatic, anticarcinogenic, anti-fatigue, antiadipogenic, and antimicrobial activities [43,45,63]. |
T86 |
4587-4825 |
Sentence |
denotes |
Therefore, it is widely used to treat multiple serious conditions including diabetes, hypertension, hyperlipidemia, cancer, skin diseases, and neurodegenerative diseases such as Alzheimer’s disease and Parkinson’s disease [2,43,46,59,64]. |
T87 |
4826-5117 |
Sentence |
denotes |
In addition, bee queens (which enjoy long lifespan as well as super fertility and physical qualities) consume royal jelly throughout their entire lives, and royal jelly is considered a promising anti-aging nutraceutical that can positively enhance fertility and improve body composition [2]. |