In this issue

Seed abortion and seed storage tropical tree in South East Asia, evaluation of both mate fitness and known for the source of agar oil from individuality in a single, rapid and an The seed marks the birth of a new the diseased portions of the heart- evolutionarily well-honed operation. individual in plant life cycle. A wood. Thus face recognition and mate se- mother plant tends to achieve its lection become two sides of the same maximum fitness by producing infi- Koinophilia revisited coin. Therefore, it is not surprising nitely many large seeds. However, that the same regions in the brain are the finite quantities of resources ex- This paper establishes an - involved in both face recognition and ert control on mother plants to allo- ary link between two fundamental the evaluation of attractiveness. cate increasingly greater resources survival needs of sexual creatures, towards reproduction. Thus, it is the viz. mate selection and face recogni- Preparation of calcium seed number which is often compro- tion. As evolutionary success can be phosphate nanoparticle mised by tropical tree species in judged only in retrospect, koinophilic favour of seed size. Thus, few-to- mate selection posits that sexual Calcium phosphate has been used for many seeds abort during develop- creatures show an obsessive affinity many years as DNA delivery system ment presumably manifesting an in- for the average while avoiding all in the cell lines and in bacterial cells. crease in size of enduring seeds. An deviant . It has not been approved for use in increase in seed size is an assurance When an average face is con- vaccine adjuvant system as it has to robust cotyledons and endosperm, structed, all the unusual features are been known for site-specific reaction the two important tissues that trigger cancelled out, leaving a face com- in the muscle cells. Because of its ir- germination and support early posed entirely of fit features. There- ritant effect, it is always discouraged growth of seedlings until they inde- fore, if mates with average features to use it as an adjuvant. The nanopar- pendently photosynthesize food. In- produce more progeny, then features ticle size of calcium phosphate has terestingly, it is not well understood that differ markedly from the average been shown to be less irritant than its if and how abortion of developing will disappear at a faster rate than is macroparticle counterpart. Tamuly seeds benefits the enduring seeds. achieved by alone. and Saxena (page 610) have pre- Also, an appealing question is if the This has two effects. First, an inter- pared calcium phosphate nanoparti- supply of nutritive resources to a breeding group of creatures will soon cle with bovine serum albumin with multi-seeded ovary is competitively different stirring times and analysed monopolized by the developing its entrapment efficiency. It was seed/s if fellow seed/s abort/s within found that stirring for 1 h yielded the the same ovary, and if this monopo- nanoparticles. The protein entrap- lization is reflected in increased seed ment efficiency of calcium phosphate size. Paradoxically, plants produce a nanoparticle was found to be 30%. diverse range of reproductive struc- The maximum amount of protein that tures (flowers, fruits and seeds) could be loaded inside the nanoparti- which have been the foremost reason cle was found to be 50 μg per mg of for not conclusively arriving at defi- nanoparticles. The calcium phos- nite answers to these questions. In phate nanoparticles were injected in- contrary to leguminous pods, Uma start looking remarkably similar and tramuscularly into rats for testing the Shankar (page 596) has shown that different from other interbreeding site-specific inflammation. The mus- the abortion of one of the two devel- groups, leading to . Sec- cle samples were collected on day 14 oping seeds does not result in an in- ondly, an average face cannot be of injection. The smallest particle crease in the weight of enduring seed judged to be strikingly attractive if size of about 40 μm of calcium phos- within a capsular fruit of Aquilaria there is not an equal pre-occupation phate nanoparticle–BSA complex malaccensis. Therefore, the two de- with deviations from this average. was obtained by stirring for 1 h. The veloping seeds within a fruit are not In this paper, Unnikrishnan (page calcium phosphate nanoparticles did in competition for resources. Not- 563) explains how the neurosensory not elicit any site-specific reaction in withstanding, germination percent- evaluation of deviant features in po- the rats as seen in histo-pathological age increases with increase in seed tential mates generates an ‘exception examination. So, the calcium phos- mass, a trend commonly found in report’, which characterizes indi- phate nanoparticles can be efficiently tropical tree species. The study fur- viduality. The exception report used as an adjuvant for non-live vac- ther reveals sharp desiccation sensi- model (ER model) is also quicker cines. However, further analysis of tivity of seeds, drawing the attention and more economical than other effect of calcium phosphate nanopar- of foresters to utilize seeds soon after models popular in the literature. ticles on the vital organs such as dispersal. Aquilaria malaccensis is a ‘ER model’ is nothing but the result brain, liver, kidney is required to be highly economic but threatened of koinophilia-driven neurosensory conducted. 538 CURRENT SCIENCE, VOL. 102, NO. 4, 25 FEBRUARY 2012