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RNA buffers the phase separation behavior of prion-like RNA binding proteins
Maharana, Shovamayee,Wang, Jie,Papadopoulos, Dimitrios K.,Richter, Doris,Pozniakovsky, Andrey,Poser, Ina,Bickle, Marc,Rizk, Sandra,Guillé,n-Boixet, Jordina,Franzmann, Titus M.,Jahnel, Marcus,Mar American Association for the Advancement of Scienc 2018 Science Vol.360 No.6391
<P>Prion-like RNA binding proteins (RBPs) such as TDP43 and FUS are largely soluble in the nucleus but form solid pathological aggregates when mislocalized to the cytoplasm. What keeps these proteins soluble in the nucleus and promotes aggregation in the cytoplasm is still unknown. We report here that RNAcritically regulates the phase behavior of prion-like RBPs. Low RNA/protein ratios promote phase separation into liquid droplets, whereas high ratios prevent droplet formation in vitro. Reduction of nuclear RNA levels or genetic ablation of RNA binding causes excessive phase separation and the formation of cytotoxic solid-like assemblies in cells. We propose that the nucleus is a buffered system in which high RNA concentrations keep RBPs soluble. Changes in RNA levels or RNA binding abilities of RBPs cause aberrant phase transitions.</P>
COEFFICIENT BOUNDS FOR INVERSE OF FUNCTIONS CONVEX IN ONE DIRECTION
( Sudhananda Maharana ),( Jugal Kishore Prajapat ),( Deepak Bansal ) 호남수학회 2020 호남수학학술지 Vol.42 No.4
In this article, we investigate the upper bounds on the coeffcients for inverse of functions belongs to certain classes of univalent functions and in particular for the functions convex in one direction. Bounds on the Fekete-Szegö functional and third order Hankel determinant for these classes have also investigated.
THIRD ORDER HANKEL DETERMINANT FOR CERTAIN UNIVALENT FUNCTIONS
BANSAL, DEEPAK,MAHARANA, SUDHANANDA,PRAJAPAT, JUGAL KISHORE Korean Mathematical Society 2015 대한수학회지 Vol.52 No.6
The estimate of third Hankel determinant $$H_{3,1}(f)=\left|a_1\;a_2\;a_3\\a_2\;a_3\;a_4\\a_3\;a_4\;a_5\right|$$ of the analytic function $f(z)=z+a2z^2+a3z^3+{\cdots}$, for which ${\Re}(1+zf^{{\prime}{\prime}}(z)/f^{\prime}(z))>-1/2$ are investigated. The corrected version of a known results [2, Theorem 3.1 and Theorem 3.3] are also obtained.
THIRD ORDER HANKEL DETERMINANT FOR CERTAIN UNIVALENT FUNCTIONS
Deepak Bansal,Sudhananda Maharana,Jugal Kishore Prajapat 대한수학회 2015 대한수학회지 Vol.52 No.6
The estimate of third Hankel determinant H3,1(f) = [수식] of the analytic function f(z) = z + a2z2 + a3z3 + · · · , for which ℜ(1 + zf′′(z)/f′(z)) > −1/2 are investigated. The corrected version of a known results [2, Theorem 3.1 and Theorem 3.3] are also obtained.
Tripathy Swapan K.,Maharana Manasmita 한국작물학회 2024 Journal of crop science and biotechnology Vol.27 No.4
Doubled haploid breeding using anther culture is potentially acclaimed for early fixation of homozygosity. We recovered 129 androgenic doubled haploid lines (DHLs) from a cross Khandagiri (drought sensitive) x Dular (drought tolerant). Fifty five DHLs with high seedling vigour showed wide variability for traits associated with drought tolerance and seed yield under drought stress. DHL 1, DHL 4, DHL 8, DHL 24, DHL 30, DHL 41, DHL 43, DHL 48 and DHL 53 showed higher degree of drought tolerance and also revealed the drought tolerant allele (126 bp) amplified by SSR marker RM 8085. DHL41, DHL 53, DHL43, DHL4 and DHL24 had high yield potential than Sahbhagidhan. However, DHL 41 being a short duration (90 days) and semi-dwarf (101.9 cm) with significantly higher number of grains/panicle, very high 1000-grain weight (28.9 g), fertility percentage (94.2%) and seed yield (46.6 q/ha); can be fitted to upland condition. Besides, the DHLs can serve as an ideal mapping population for mapping and detection of QTLs/genes of interest in upland rice.
A SUBCLASS OF HARMONIC UNIVALENT MAPPINGS WITH A RESTRICTED ANALYTIC PART
Chinhara, Bikash Kumar,Gochhayat, Priyabrat,Maharana, Sudhananda Korean Mathematical Society 2019 대한수학회논문집 Vol.34 No.3
In this article, a subclass of univalent harmonic mapping is introduced by restricting its analytic part to lie in the class $S^{\delta}[{\alpha}]$, $0{\leq}{\alpha}<1$, $-{\infty}<{\delta}<{\infty}$ which has been introduced and studied by Kumar [17] (see also [20], [21], [22], [23]). Coefficient estimations, growth and distortion properties, area theorem and covering estimates of functions in the newly defined class have been established. Furthermore, we also found bound for the Bloch's constant for all functions in that family.