143 research outputs found
RESEARCH REGARDING THE WATER CONSUMPTION OF TOMATOES, GREEN PEPPER AND CUCUMBERS CULTIVATED IN SOLARIUMS
In such conditions, saving water represents a very important aspect, both economically and socially. But in horticulture saving water must consider another very important aspect, that of providing food for a
continuously growing population. So horticultors have the difficult task of obtaining big productions as well as saving water. Our research come to support the cultivators who grow tomatoes, green peppers and cucumbers in solariums. Determining precisely the water consumption of this species will create the possibility of avoiding both the excess and the lack of water of the tomatoes, green peppers and cucumbers grown in solariums, each of them having negative effects on production. Establishing the best water regime of this crop will lead to the application of optimum water quantities, at the right time and by the most efficient irrigation methods. This way, the cultivators will have the possibility of obtaining high productions, of superior quality, justified economically
3D printed implant structure for breast reconstruction and systematic drug delivery for preventing the reoccurrence of cancer
Breast cancer is one of the most common and deadly cancers
among women worldwide. The treatment of breast cancer often
involves mastectomy, which can cause physical and
psychological distress to the patients, affecting their quality of life
and self-esteem [1]. Therefore, the surgical intervention of breast
cancer should not include only the removal of a tumor, but also
psychological support by restoring the natural shape of the breast
and achieving proper aesthetic for each patient. Conventional
breast reconstruction techniques have several limitations, such as
donor site morbidity, implant failure, infection, and poor
cosmetic outcome. Moreover, breast cancer patients often require
systemic chemotherapy or hormone therapy after surgery, which
can cause severe side effects and complications.
In this article, it is proposed a novel implant based 3d printed
structure for breast reconstruction and systematic drug delivery.
The implant consists of a biodegradable scaffold that is 3d
printed with a customized shape, coated with Polydopamine and
Alginate, and sized to fit the patient’s chest. The implant provides
mechanical support, aesthetic improvement and can also enhance
the efficacy and safety of chemotherapy or hormone therapy by
delivering treatment directly to the target site through a channel
system. The aim of the article presented here is a proposed
process protocol for obtaining this prosthesis.The author would like to express their gratitude to the
organizing committee of CASEIB for the permission to use
their style guides as a reference for the realization of this
document and also thank the staff of SEDIC (Industrial
Design and Scientific Calculation Service) of the Technical
University of Cartagena for their support in the
development of this work and for the possibility of having
scientific-technical equipment
Proline and glycine betaine accumulation in two succulent halophytes under natural and experimental conditions
[EN] Proline (Pro) and glycine betaine (GB) contents were determined in two Mediterranean halophytes, Plantago crassifolia and
Inula crithmoides, to assess their possible role in salt tolerance of both taxa. Plant material was collected in a littoral salt marsh
under different environmental conditions, and from plants subjected to salt treatments in a growth chamber. Relative growth
inhibition by NaCl indicated that I. crithmoides is more salt-tolerant than P. crassifolia, in agreement with the distribution of
the two species in nature. Field and laboratory data confirmed GB as the major osmolyte responsible for osmotic adjustment
in I. crithmoides, but with only a minor role if any as osmoprotectant in the salt tolerance of P. crassifolia. Under natural
conditions, Pro contents were very low in both taxa, but increased to levels high enough to contribute significantly to osmotic
balance when plants were artificially treated with 450 600mM NaCl higher salt concentrations than those they would
normally encounter in their natural habitats. These data suggest that halophytes possess built-in mechanisms, such as
accumulation of additional osmolytes, to rapidly adapt to increasing salinity levels in their natural ecosystems; for example,
those expected to be caused by climate change in salt marshes in the Mediterranean region.This work was funded by a grant to O.V. from the Spanish Ministry of Science and Innovation (Project CGL2008-00438/BOS), with contribution from the European Regional Development Fund. COST Action FA0901: "Putting Halophytes to work - From Genes to Ecosystems" supported M. N. Grigore for his stay in Valencia within the frame of a Short-Term Scientific Mission. A. Tifrea was funded by the Erasmus fellowship programme for her stay in Valencia to carry out her Master Thesis.Pardo-Domenech, L.; Tifrea, A.; Grigore, M.; Boscaiu, M.; Vicente, O. (2016). Proline and glycine betaine accumulation in two succulent halophytes under natural and experimental conditions. Plant Biosystems - An International Journal Dealing with all Aspects of Plant Biology. 150(5):904-915. https://doi.org/10.1080/11263504.2014.990943S904915150
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