scholarly journals New Products Based on Essential Oils for the Treatment of Medical Furs

2019 ◽  
Vol 70 (3) ◽  
pp. 765-768
Author(s):  
Olga Niculescu ◽  
Luminita Albu ◽  
Maria Carmen Loghin ◽  
Carmen Gaidau ◽  
Lucretia Miu ◽  
...  

Sheep furskins for medical use were tanned with non-metallic tanning materials (syntans based on phenolsulphonic acids and aromatic oxysulfones). Sanitation of medical furs was made using essential oils, with therapeutic effect, in the final treatment of tanned furs. The paper refers to obtaining and physical-chemical characterization of new products based on natural oils (eucalyptus essential oil), ethyl alcohol, non-ionogenic surfactants from the category of polyethoxylated fatty alcohols and polyethylene glycols and water, for the treatment of medical furs. Eucalyptus essential oil used to obtain new products was analysed using GC-MS and spectral analyses. The furs will be used to make natural fur articles for medical purposes (lumbar belts, knee pads, elbow pads etc.) to relieve rheumatic and muscular pain of the affected target areas, keeping the area warm and potentiating the medical treatment of the patients who suffer from these conditions.

2019 ◽  
Vol 70 (2) ◽  
pp. 498-502
Author(s):  
Olga Niculescu ◽  
Luminita Albu ◽  
Maria Carmen Loghin ◽  
Carmen Gaidau ◽  
Lucretia Miu ◽  
...  

It is now increasingly accepted that medicinal plants can be successfully used to treat certain conditions. There are a large number of people with rheumatic, joint and muscular disorders, and it is necessary to improve the treatment of patients suffering from these conditions by alternative methods. For these diseases, phytotherapy recommends plant species with analgesic, antiseptic, anti-inflammatory effects, etc. The paper refers to obtaining and their characterization by physico-chemical analyses new products based on natural oils (cajeput and mint essential oils), ethyl alcohol, non-ionogenic surfactants from the category of polyethoxylated fatty alcohols and polyethylene glycols and water, for the treatment of medical furs. Cajeput and mint essential oils used to obtain new products was analysed using GC-MS and spectral analyses. The composition of cajeput essential oil analyzed by GC-MS indicates the presence of the following major compounds: Eucalyptol -57.02%, alpha-linalool -2.93%, alpha-pinene�2.77%. The composition of mint essential oil analyzed by GC-MS indicates the presence of the following major compounds: Menthol -40.04%, L-menthone -23.78%, I-Menthone -14.51%. The furs will be used to make natural fur articles for medical purposes (lumbar belts, ankle guards, bootees etc.) to relieve rheumatic and muscular pain of the affected target areas, keeping the area warm and potentiating the medical treatment of the patients who suffer from these conditions.


Author(s):  
Zakaria Barbeche ◽  
Hocine Laouer ◽  
Ramazan Erenler ◽  
Mohamed Hajji ◽  
Guido Flamini ◽  
...  

Background: Traditionally, The Algerian medicinal plant Elaeosilenum thapsioides have been used for many diseases. Objective: The present research work is aimed to explore the chemical and biological characterization of essential oil of, Elaeoselinum thapsioides (Desf.) Maire. Methods : The essential oils were obtained by hydrodistillation of different Elaeosilenum thapsioides (Apiaceae) aerial parts samples collected from two different regions (Mahouane and Megres) Setif, Eastern Algeria. The chemical characterization of the obtained essential oils was investigated in the present work for the first time by GC and GC-MS. Besides, they were evaluated for their in-vitro acetylcholinesterase (AChE) inhibitory activity whose enzyme hyperactivity is involved in Alzheimer’s disease. Using Ellman’s spectrophotometric method, additionally, their in-vitro antimicrobial activity was assessed by the disc diffusion method. Both activities were performed at various oil concentrations. Results: The GC/MS analysis of the aerial parts (leaves, stems, flowers, and seeds) essential oils of E. thapsioides revealed the presence of dominant compounds and others in small quantities, identifying 47 chemical molecules. Monoterpene hydrocarbons were the main components, ranging from 72.78 % to 99.13 %. Oxygenated monoterpenes and oxygenated sesquiterpenes ranged between (1.37 % -17.25 %) and (0.12 % -3.53 %) in leaves and stem essential oils. Sesquiterpene hydrocarbons were present in small to large quantities in the essential oils of both populations, with contents ranging from 0.69 % to 13.44 %. For the Isothiocyanates, their presence was recorded in leaves and stem essential oils from Mahouane and Merges with 9.73 % and 3.72 %, consecutively. Indeed, the essential oil of the Mahouane stem showed the highest AChE inhibitory activity among all the tested essential oils. Whereas the highest antibacterial activity was shown by the essential oil obtained from Megres leaves against Bacillus cereus ATCC 11778. Conclusion: The oils exhibited a moderate inhibitory activity in both activities.


Minerals ◽  
2021 ◽  
Vol 11 (3) ◽  
pp. 237
Author(s):  
Carolina Cardell ◽  
Jose Santiago Pozo-Antonio

The physical–chemical characterization of natural and synthetic historical inorganic and mineral pigments, which may be found embedded in paintings (real or mock-ups), glass, enamel, ceramics, beads, tesserae, etc., as well as their alteration under different decay scenarios, is a demanding line of investigation. This field of research is now both well established and dynamic, as revealed by the numerous publications in high-quality journals of varied scientific disciplines. [...]


2015 ◽  
Vol 80 (5) ◽  
pp. E1005-E1011 ◽  
Author(s):  
A.M. Inarejos-García ◽  
V. Mancebo-Campos ◽  
P. Cañizares ◽  
J. Llanos

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