BMP antagonists expressed in the organiser repress the epidermalising activity of BMP-4, and the release from inhibition is sufficient to specify neural fates. ... The amniote node, like the Xenopus organiser expresses BMP antagonists, including follistatin, noggin and chordin (McMahon et al 1998). ... This suggests that the node produces additional neural inducers that are not BMP antagonists. ... In contrast, injecting cells expressing chordin, a BMP antagonist, expands the neural plate at the expense of the epidermis. ... It has been suggested that during neural induction, BMP antagonis...

• Word Count: 1339
• Approx Pages: 5
• Grade Level: Undergraduate

Tess Durbeyfield, in Thomas Hardy's Tess of the D'Urbervilles is a protagonist who elicits the sympathy of the reader as she suffers, acts, and triumphs over her antagonist, who is embodied by the character of Alec D'Urberville, Tess' wealthy defile. In both works the protagonists succumb to the pernicious influences of revenge, which are instigated by their antagonists and result in the deaths of the protagonists. ... As she languishes, acts, and defeats her antagonist, she elicits the sympathy of the reader. ...

• Word Count: 380
• Approx Pages: 2
• Grade Level: Undergraduate

Gestures of hospitality in The Odyssey were used as an instrument to tell the reader who were the protagonists and who were the antagonists. None of the antagonists in the story ever exhibited any form of hospitality towards Odysseus or Telemachus. ... Furthermore, to find an example of a lack of hospitality indicating antagonists in the story of Telemachus, one need only look at the many suitors who come to claim Penelope as a wife. ...

• Word Count: 841
• Approx Pages: 3
• Grade Level: Undergraduate

In Grant's Cinderella story, the protagonists and antagonists can easily be classified as good or evil. ... Of course to counter all the good and beautiful people there are the antagonists, namely the "mean old- (ibid) step mother and the "mean- (ibid) stepsisters, all described as ugly physically as well as in deeds. ... Also, again conflicting with Grant's tale, the step sisters and step mother are "sweet cheery and pretty- (Lee 611) who actually try to befriend Ashella and to lighten her emotional burdens, yet they are considered antagonists because they are bothersome to the ...

• Word Count: 1670
• Approx Pages: 7
• Has Bibliography
• Grade Level: Undergraduate

(Son) Paragraph seven R S Judith Gardenier Paragraph forty-sixLines six through eight F S Dominic Van Shaick Paragraph eighteenLine nine S S Brom Dutcher Paragraph thirty-seven S S Strange Figure Paragraph sixteenLine nine S S Commander Paragraph eighteenLines nine and ten S S Rip (Antag) Paragraphs five and eightLines one and twoLines one and four R S Hendrick Hudson Paragraph fifty-nineLine nine S S Peter Vanderdonk Paragraph fifty-sixLines one and two S S Jonathon Doolittle Paragraph thirty S S The author uses one main character, at most, two; only the protagonist and the antagonist exist a...

• Word Count: 1162
• Approx Pages: 5
• Grade Level: Undergraduate

Jason was the antagonist in the play and was the one the audience was positioned to hate at the start, Jason portrayed a typical male in Greek society and showed no remorse in his actions of dishonouring his oaths, he had no respect for Medea by trying to manipulate his way out by saying he left her to help them by keeping Medea and their children safe. While Jason plays the antagonist, Aegeus represents a nobler attitude to women as he addresses Medea about her problem and promises her safety from Creon and people of Corinth, Aegeus is portrayed as being more courteous and has more respect fo...

• Word Count: 629
• Approx Pages: 3
• Grade Level: Undergraduate

There are two types of medication used to treat Alzheimer's disease: cholinesterase inhibitors, and NMDA receptor antagonists. ... NMDA receptor antagonist protects brain cells by blocking the effects of glutamate which is released in excessive amounts when brain cells are damaged by Alzheimers....

• Word Count: 550
• Approx Pages: 2
• Has Bibliography
• Grade Level: Undergraduate

The lack of the voice of Dracula, the antagonist of the novel, arguably the most important character, creates a sense of dislocation in the novel. The antagonist of the novel, Count Dracula himself, is a man that symbolizes all that that people of the 19th century feared. ...

• Word Count: 798
• Approx Pages: 3
• Grade Level: Undergraduate

For instance, in "Of Plymouth Plantation" by William Bradford, everything is referred to as God's good grace, even when an antagonistic sailor falls overboard it is considered divine providence. ...

• Word Count: 261
• Approx Pages: 1
• Grade Level: Undergraduate

These antagonistic influences on Heathcliff, and his resulting desires, help to gradually transform him from an innocent child vying for Catherine's love into a bitter, vindictive man who seeks revenge on all who have wronged him. ...

• Word Count: 366
• Approx Pages: 1
• Grade Level: Undergraduate

Before the first Opium War, the Chinese believed to be absolutely superior over all "Barbarians". The Chinese had always viewed that they were the Heaven's favorite, as their emperor was chosen by the Heavens. They were the Middle Kingdom, at the center of the earth. Whenever any other nation came...

• Word Count: 511
• Approx Pages: 2
• Grade Level: Undergraduate

In his noted work, Bartleby the Scrivener: A Story of Wall Street, Herman Melville portrays the deranged character and namesake of the novel, as a blatant critique of nineteenth century America. In spite of his seemingly antagonistic role in the novel, Bartleby is really a victim of his surroundings...

• Word Count: 455
• Approx Pages: 2
• Grade Level: Undergraduate

The prominent theme of jealousy is explored through the protagonist and antagonist; Othello and Iago. ... Not only does Shakespeare explore the key idea of jealousy within the play, but he also explores the theme of deception, primarily through the antagonist Iago. ...

• Word Count: 1004
• Approx Pages: 4
• Grade Level: Undergraduate

There is very little parasympathetic negative inotropic innervation to the ventricles, but drugs such as propranolol which act as '-adrenoreceptor antagonists ('-blockers) do reduce the contractility of the myocardium. ... Sympathetic nervous stimulation can occur by the addition of a '-adrenergic agonist such as Isoproterenol or inhibited by an antagonist such as Propranolol. ...

• Word Count: 1504
• Approx Pages: 6
• Grade Level: Undergraduate

The Industrial Revolution, a period of time from 1760 until about 1840, marked a turning point in history as it was a period where almost every part of the daily life was influenced. This time period is most notably characterized by the change from hand production to machines. It was during this ...

• Word Count: 602
• Approx Pages: 2
• Has Bibliography
• Grade Level: Undergraduate

Islam teaches that Palestine is the land of the prophets, and Muslims consider the land to be holy. Judaism teaches that this was the land for the descendents of Moses to live in peace. While the conflict can be traced back to Biblical and historical accounts of the Jewish exodus from Egypt and the...

• Word Count: 646
• Approx Pages: 3
• Grade Level: Undergraduate

Researchers find that female wading birds kill their offspring as a cause of social and/or environmental necessity. Every single day, thousands of women around the world force death upon the freedom of their daughters as a cause of social and/or environmental necessity. Feminist writer, Jamaica Kinc...

• Word Count: 588
• Approx Pages: 2
• Grade Level: Undergraduate

Communist Manifesto By Karl Marx and Friedrich Engels Proletarians-the working class intended to "haunt" Europe and seize control of it. For these people as well as all the other European socialist and communist parties in the nineteenth and early twentieth centuries, The ...

• Word Count: 695
• Approx Pages: 3
• Grade Level: Undergraduate

All authors use literary features to develop atmosphere in their stories, and "William Wilson" is no exception. The short story "William Wilson" employs the internal conflict of the narrator with an imaginary doppelganger to illustrate the conflicts between a man and his conscience. The gothic mood ...

• Word Count: 591
• Approx Pages: 2
• Has Bibliography
• Grade Level: Undergraduate

Thanks to animal testing, multiple medical breakthroughs have been made such as the invention of the vaccine for polio, cure to some cancers, and kidney transplants and dialysis. The vaccine to polio was developed by Jonas Stalk in and was first tested in 1952. Polio is a serious illness that is ca...

• Word Count: 578
• Approx Pages: 2
• Grade Level: Undergraduate

I. Introduction The horror movie has been a curiously gratifying medium for over one hundred years due to its almost paradoxical effects on the human mind. Since the first horror movie in 1896, people of all ages have spent precious hours of their weekends making their way to the local cinema, spe...

• Word Count: 5550
• Approx Pages: 22
• Has Bibliography
• Grade Level: Undergraduate

A military onocologist who asked not to be identified said that "With all the new 5-HT receptor antagonists, like ondansetron HC1 (Zofran) and granisetron HC1 (Kytril) available, he doubts that there is much of a role for marijuana" (Lacayo). ... He finds that new synthesized forms of marijuana like the 5HT receptor antagonist and older ones like megestrol acetate and the corticosteroids are far better for cancer patients. ...

• Word Count: 1401
• Approx Pages: 6
• Grade Level: Undergraduate

Normally, the classical Hollywood narrative style focuses on the conflict between protagonist and antagonist and how the protagonist accomplishes to face the antagonist (Gianette 2013). The conflict then is deepened and built up in a rising action pattern through the cause and effect relationship to come up with a climax where the protagonist and antagonist fight each other leaving one winner at the end. ...

• Word Count: 5359
• Approx Pages: 21
• Has Bibliography
• Grade Level: Undergraduate

It is estimated that approximately 90 percent of dutch adults drink coffee regularly (Hameleers et al., 2000). Coffee contains caffeine which is known to be a stimulant that affects the central nervous system. The effects of caffeine are mainly caused by an antagonistic action on adenosine receptors...

• Word Count: 770
• Approx Pages: 3
• Grade Level: Undergraduate

In our time at class we have read several plays such as the plays "Othello" and "Hedda Gabbler". Although these plays take part at very different times and locations both the themes and the characters in the plays remain extremely similar to one another. Such as the characters Iago and Hedda, these ...

• Word Count: 802
• Approx Pages: 3
• Has Bibliography
• Grade Level: Undergraduate