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Although Dichroplus elongatus is a common grasshopper of wide distribution and economic importance in southern South America, contradictory information still existed regarding its voltinism. Through captive rearing of in...

Microvertebrates are a major component of many assemblages recovered from the Quaternary of the Argentine Pampas. The main goal of this paper is to analyse the taphonomic history of a Holocene microfossil bonebed, recove...

Background: Retinoblastoma is a hereditary cancer of childhood caused by mutations in the RB1 tumor suppressor gene. An early diagnosis is critical for survival and eye preservation, thus identification of RB1 mutations ...

There has been much debate surrounding the way in which Ptolemy handled the observations that are behind his planetary models. This article aims at presenting an interesting case of manipulation of observational data wit...

This paper is about practices and perceptions regarding the study of adolescents from low-income sectors in the City of Buenos Aires. The methodology consisted of 26 in-depth interviews with low-income adolescents and pa...

The initial step in most object-based classification methodologies is the application of a segmentation algorithm to define objects. In the context of synthetic aperture radar (SAR) image analysis, the presence of speckl...

Autophagy is a well-conserved process of self-digestion of intracellular components. T. cruzi is a protozoan parasite with a complex life-cycle that involves insect vectors and mammalian hosts. Like other eukaryotic orga...

Introduction: Vaccination against foot-and-mouth disease virus is regarded as the most effective way to prevent disease. Selection of appropriate vaccine strains is challenging due to lack of cross-protection between ser...

This paper offers a critique on state formation theories used in the explanation of the rise of the biblical United Monarchy. The last three decades of archaeological and biblical research have shown that there is no fir...

Trichomycetes, mainly from nonbiting midge (Chironomidae), mosquito (Culicidae) and black fly (Simuliidae) larvae (Insecta: Diptera), are reported from diverse freshwater environments principally from previously unexplor...

The floral nectary of Bertholletia excelsa was studied through permanent, histological cross-sections. The flower showed two rings of androecial vascular bundles, the inner for the fertile stamens and the outer for the a...

Desde 2004 implementamos una investigación colaborativa basada en talleres participativos, para indagar acerca de la construcción de una cooperativa de recicladoras/es y la organización de su proceso de trabajo. Acomp...

We study the role of the State in education through the most significantgovernment periods in Argentina in the last 50 years. We use a socioculturalapproach, contemplating the historical development of educational polici...

Interleukin-10 (IL10) is an immune regulatory cytokine. Single nucleotide polymorphisms (SNPs) in IL10 promoter have been associated with prognosis in adult classical Hodgkin lymphoma (cHL). We analyzed IL10 SNPs −1082...

Species limits in the Poospiza nigrorufa/whitii complex are not well understood. Three taxa formally described as species are now considered as subspecies (nigrorufa, whitii and wagneri) of a widespread species. The heav...

The lithic assemblages recorded from shell middens along the northern coast of Santa Cruz, Argentine Patagonia, reveal some common trends. In general terms, abundant debris, and a few tools and cores have been identified...

This article asks to what extent the political mobilization promoted by peasant organizations in Argentina, Chile and Brazil can be inscribed in new forms of “peasant unionization.” Based on a qualitative and ethnogr...

A novel approach to approximately solving the restricted-control LQR problem online is substantiated and applied in two case-studies.  The first example is a one-dimensional system whose exact solution is known.  The o...

Mobilization of iron (Fe) chelated by humic acids (HA) of low (HA10,000) and high molecular weight (HA100,000) fractions and its uptake by plants were investigated in growth experiments with sunflower seedlings. The iron...

Bacillus sp. AR03 have been described as an important producer of carbohydrate-active enzymes (CAZymes) when growing in a peptone-based medium supplemented with simple sugars and/or carboxymethyl cellulose (CMC) as carbo...

The outbreak of COVID-19, the disease caused by SARS-CoV-2, continues to affect millions of people around the world. The absence of a globally distributed effective treatment makes the exploration of new mechanisms of ac...

The Upper Miocene-Lower Pliocene Río Negro Formation (Río Negro Province, Argentina) contains diverse and abundant continental trace fossils. The purpose of this contribution is to recognize distinctive trace fossil as...

The interest in transition metal complexes as antitumor agents started in the 1960s with the serendipitous dis- covery of cisplatin. This drug was appr ov ed by the US FDA in the 1970s for its use as a chemotherapeutic a...

Ilex paraguariensis Saint Hilaire (St. Hil) is an important crop in the north of Argentina, mainly cultivated in the Misiones province. Trichoderma genera are well known for their biological control and plant growth-prom...